viernes, 17 de octubre de 2014
Muchas preguntas que nos hacen los profesores en nuestra carrera de medicina empiezan así: ¿Cuál es la causa MÁS COMÚN de...?, ¿Cuál es el tipo MÁS COMÚN de...?, ¿Cuál es la etiología MÁS COMÚN de...?, etcétera.
Pues aquí les dejo 500 preguntas de este tipo con sus respuestas. Están en inglés, así que les sirve un poco para practicarlo y hay algunas siglas que habría que averiguar que significan. También pueden usar el traductor de google si es necesario.
Espero que les sea de utilidad:
500 MOST COMMONs...
1. Most common aortic branch involved in
Takayasu arteritis : Left subclavian
2. Most common cause of respiratory
distress in newborn : Transient tachypnea of the newborn
3. Most common location to see Asbestosis
sequale : Posterior lower lobes.
4. Most common karyotype / chromosomal
abnormality in USA : Down’s syndrome
5. Most common osseous lymphoma, primary
and secondary : Diffuse large B-cell lymphoma
6. Most common primary malignant orbital
tumor in childhood : Rhabdomyosarcoma
7. Most common type of fluid collection
in scrotum : Hydrocele
8. Most common type of liposarcoma to
affect children : Myxoid liposarcoma
9. Most common abdominal emergency of
early childhood : Intussusception.
10. Most common acetabular fracture :
Posterior acetabulum.
11. Most common affected bowel segment in
TB : Ileocecal area.
12. Most common affected joint in gout :
First MTP.
13. Most common AIDS-related neoplasm :
Kaposi Sarcoma
14. Most common allergic aspergillosis
syndrome : Allergic bronchopulmonary aspergillosis.
15. Most common anatomic variant of
pancreas : Pancreas divisum
16. Most common anomalous course of RCA :
Interarterial
17. Most common appearance of Legionella
at the peak of the disease : Bilateral airspace consolidation.
18. Most common assoc. w/ Fx of great toe
distal phalanx with physeal involvement :Osteomyelitis.
19. Most common associated anomaly with
coarctation : Bicuspid valve.
20. Most common association of PAPVR :
Sinus venosus type ASD.
21. Most common association with small
left colon syndrome : Maternal DM
22. Most common bacterial cause of
mesenteric adenitis : Yersinia enterocolitica.
23. Most common benign cardiac rhythm
abnormality : PAC
24. Most common benign
cartilage-containing tumor : Osteochondroma
25. Most common benign growth of the
skeleton : Osteochondroma
26. Most common benign hepatic lesion :
Hemangioma
27. Most common benign hepatic tumor
during fist 6 mo. of life : Infantile Hemangioendothelioma
28. Most common benign intraconal tumor
of the orbit in adults : Cavernous hemangiomas.
29. Most common benign masses caused by
asbestos exposure : Atelectatic Asbestos Pseudotumor
30. Most common benign mesenchymal tumor
of kidney : AML
31. Most common benign mucosal tumor of
the esophagus : Papilloma
32. Most common benign nasopharyngeal
tumor : Juvenile angiofibroma.
33. Most common benign orbital tumor in
childhood : Dermoid Cyst of Orbit
34. Most common benign ovarian neoplasm
in young and middle-aged women ( under 45 years): Mature teratoma
35. Most common benign radiation-induced
tumor of the musculoskeletal system : Osteochondroma
36. Most common benign rib lesion in an
adult : Fibrous dysplasia.
37. Most common benign soft-tissue tumor
of the foot : Plantar fibromatosis
38. Most common benign soft-tissue tumor
of vascular origin : Hemangioma
39. Most common benign solid tumor in
women of childbearing age : Fibroadenoma
40. Most common benign testicular mass :
Simple cyst
41. Most common benign tumor of spleen :
Hemangioma
42. Most common benign tumor of the
larynx : Squamous papilloma
43. Most common benign tumor of the lung
: Hamartoma
44. Most common benign tumor of the small
bowel : GIST
45. Most common benign vascular gastric tumor
: Glomus tumor of stomach.
46. Most common bilateral testicular
tumor : Lymphoma
47. Most common biliary complication s/p
lap. cholecystectomy : Bile duct leak from cystic duct stump.
48. Most common biliary complication s/p
liver transplantation : Obstruction/stenosis at anastomosis.
49. Most common bladder neoplasm in
children younger than 10 years : Rhabdomyosarcoma
50. Most common bone to develop an
osteochondroma : Femur (tibia second most common)
51. Most common brain anomaly on prenatal
sonograms : Isolated Mild Ventriculomegaly
52. Most common breast tumor under age 25
years : Fibroadenoma
53. Most common cardiac manifestation of
Systemic Lupus Erythematous : Pericarditis
54. Most common cardiac tumor in children
: Rhabdomyoma.
55. Most common cardiac valvular tumor :
Papillary fibroelastoma
56. Most common carpal dislocation :
Transscaphoid perilunate dislocation.
57. Most common causative organism of
acute pyogenic meningitis in adults : Strep. pneumoniae
58. Most common causative organism of
neonatal pyogenic meningitis : E. coli
59. Most common cause for failure of
dialysis graft : Fibrointimal hyperplasia : venous outflow stenosis.
60. Most common cause for late failure in
lung transplant patient : Bronchiolitis obliterans
61. Most common cause for pulmonary edema
: Left-sided heart disease
62. Most common cause non iatrogenic
cause of small bowel obstruction : Hernia
63. Most common cause of a large choroid
plexus cyst : Trisomy 18.
64. Most common cause of a large pleural
fluid collection in the newborn period : Chylothorax
65. Most common cause of acute renal
failure in children requiring dialysis : HUS
66. Most common cause of acute testicular
pain in postpubertal male : Acute epididymitis
67. Most common cause of acute testicular
pain in prepubertal male : Torsion
68. Most common cause of AIDS
cholangiopathy : Cryptosporidium
69. Most common cause of an echogenic
renal mass in a 3-month-old : Mesoblastic nephroma.
70. Most common cause of an intraorbital
mass lesion in adult : Pseudotumor of Orbit
71. Most common cause of AS in Western
world : Degenerative disease
72. Most common cause of bilateral breast
edema : CHF.
73. Most common cause of bilateral
echogenic renal cortex : Chronic glomerulonephritis.
74. Most common cause of biliary
obstruction : Choledocholithiasis
75. Most common cause of bleeding between
menstrual cycles : Endometrial hyperplasia.
76. Most common cause of bronchopneumonia
: Staphylococcal
77. Most common cause of cancer deaths in
males and females : Bronchogenic Carcinoma
78. Most common cause of cause of
infectious esophagitis : Candida Esophagitis
79. Most common cause of cavitary
(necrotic) pneumonia in a child : Strep pneum.
80. Most common cause of Charcot joints :
Diabetes mellitus
81. Most common cause of CHF in a child :
ALCAPA / aberrant left coronary artery
82. Most common cause of CHF in a neonate
: Hypoplastic Left Heart.
83. Most common cause of chronic
hydronephrosis in renal transplant : UV anastomosis stricture.
84. Most common cause of colonic
obstruction in adults : Malignancy
85. Most common cause of colonic
obstruction in the infant : Meconium plug syndrome in CF patients
86. Most common cause of colovesical fistula
: Diverticulitis
87. Most common cause of congenital CNS
infection : CMV.
88. Most common cause of congenital
duodenal obstruction : Duodenal atresia.
89. Most common cause of congenital
sensorineural hearing loss : Giant vestibular aqueduct syndrome
90. Most common cause of cord ischemia :
Thromboembolic disease
91. Most common cause of coronary artery
aneurysm in USA : Atherosclerosis
92. Most common cause of coronary artery
aneurysm Worldwide : Kawasaki
93. Most common cause of cyanosis in a
child : Tetralogy of Fallot
94. Most common cause of cyanosis n
newborn Transposition of great vessels
95. Most common cause of death in a
severe pelvic fracture : Hemorrhage.
96. Most common cause of death in Ataxia
–Telangiectasia : Respiratory failure.
97. Most common cause of death in Jeune
syndrome : Respiratory failure
98. Most common cause of drop mets :
Medulloblastoma
99. Most common cause of dwarfism :
Achondroplasia
100. Most common cause of echogenic renal
pyramids in children : Furosemide
101. Most common cause of ejaculatory
duct obstruction : Mullerian duct cyst ?
102. Most common cause of endometriosis
in girls under 16 years: Obstructive müllerian duct anomalies
103. Most common cause of end-stage renal
disease : Diabetic Nephropathy
104. Most common cause of epididymitis in
males aged 15 to 35 years : Sexually transmitted diseases
105. Most common cause of esophageal
rupture : Iatrogenic
106. Most common cause of exocrine
pancreatic insufficiency in patients under 30 years: CF
107. Most common cause of facial
hemipalsy : Bell palsy
108. Most common cause of false-positive
V/Q scan for acute PE : Previous pulmonary embolism
109. Most common cause of fungal
infection in AIDS patients : Cryptococcosis
110. Most common cause of gastrocolic
fistula : Gastric ulcer.
111. Most common cause of heart failure
in patients with COPD : Atherosclerotic heart disease
112. Most common cause of hemifacial
spasticity is vertebrobasilar dolichoectasia.
113. Most common cause of hepatic
calcifications : Infection
114. Most common cause of hydronephrosis
in the newborn male : Ureteropelvic junction
115. Most common cause of hyperreflexive
bladder : Spinal cord trauma
116. Most common cause of increased
nuchal thickness : Downs syndrome
117. Most common cause of interstitial
and airspace edema : CHF
118. Most common cause of
intradiaphragmatic cyst :Extralobar sequestration
119. Most common cause of
intraventricular hemorrhage :Disruption of the subependymal veins
120. Most common cause of intussusception
in children older than 6 years : Lymphoma
121. Most common cause of large spherical
pancreatic calcifications in children : Hereditary pancreatitis
122. Most common cause of left atrial
dilatation : Mitral regurgitation.
123. Most common cause of leukokoria :
Retinoblastoma.
124. Most common cause of liver
metastasis : Colon.
125. Most common cause of lower extremity
venous valve dysfunction : DVT.
126. Most common cause of lower GI
bleeding : Diverticulosis.
127. Most common cause of malignancy of
men in the world -- Bronchogenic Carcinoma
128. Most common cause of maternal
peripartum death : Amniotic fluid embolism
129. Most common cause of membranous
croup : Staph. Aureus.
130. Most common cause of microcolon:
Meconium ileus.
131. Most common cause of mortality in
ulcerative colitis : Toxic megacolon.
132. Most common cause of necrolytic
migrating erythema : Glucagonoma
133. Most common cause of neonatal nasal
obstruction : Choanal atresia.
134. Most common cause of Neonatal
Pneumonia : Group B streptococcus.
135. Most common cause of neonatal
respiratory distress in full term/postmature infants – Meconium aspiration
136. Most common cause of
nephrocalcinosis in adults : Primary hyperparathyroidism
137. Most common cause of non-immune
hydrops in USA : Cardiac anomaly
138. Most common cause of optic nerve
enlargement : Optic nerve glioma
139. Most common cause of orbital
calcifications : Retinoblastoma
140. Most common cause of orbital
infection : Paranasal sinusitis
141. Most common cause of osteoblastic
bone metastases in an adult female : Breast cancer
142. Most common cause of osteoblastic
bone metastases in an adult male : Prostate cancer
143. Most common cause of osteolytic bone
metastases in a child : Neuroblastoma
144. Most common cause of osteolytic bone
metastases in an adult female : Breast cancer
145. Most common cause of osteolytic bone
metastases in an adult male : Lung cancer
146. Most common cause of Osteomyelitis
of spine : Penetrating direct trauma
147. Most common cause of pancreatic
lipomatosis in children : CF
148. Most common cause of pleural
eosinophilia : Air in the pleural space
149. Most common cause of
pneumoperitoneum : Ruptured duodenal ulcer.
150. Most common cause of postpartum
fever : Endometritis.
151. Most common cause of pseudomyxoma
peritonei : Appendiceal mucinous adenocarcinoma
152. Most common cause of
pseudoureterocele : Bladder tumor
153. Most common cause of pulmonary
hypoplasia : Diaphragmatic hernia
154. Most common cause of pulmonary tumor
embolus : Gastric carcinoma
155. Most common cause of recurrent hip
disloc. s/p hip arthroplasty : Acetabular component malposition
156. Most common cause of reflux in child
w/ non-duplicated collecting system: Short intramural ureter.
157. Most common cause of renal vein
thrombosis in adults : Nephrotic syndrome
158. Most common cause of restrictive
cardiomyopathy : Amyloid
159. Most common cause of round pneumonia
in children : Streptococcus.
160. Most common cause of round pneumonia
in children : Streptococcus
161. Most common cause of small bowel
obstruction : Adhesions
162. Most common cause of squamous cell
ca. in the renal pelvis : Chronic Infected stag horn calculus
163. Most common cause of stridor in
neonate and young infant : Laryngomalacia
164. Most common cause of sudden cardiac
death among young people Hypertrophic cardiomyopathy (HCM)
165. Most common cause of SVC syndrome :
Bronchogenic carcinoma
166. Most common cause of testicular
swelling : Hydrocele
167. Most common cause of the
pulmonary-renal syndrome : Microscopic polyangitis.
168. Most common cause of the stripe sign
on V/Q scan : COPD
169. Most common cause of thoracic outlet
syndrome : Scalene anticus.
170. Most common cause of toxic mega
colon : Pseudomembranous colitis.
171. Most common cause of tree in bud
appearance on CT : Bronchiolitis
172. Most common cause of tricuspid
stenosis : Rheumatic heart disease
173. Most common cause of unilateral
diaphragmatic paralysis : Malignant invasion
174. Most common cause of unilateral
nonperfused lung on V/Q scan : Bronchogenic carcinoma
175. Most common cause of unilateral
pulmonary edema : Prolonged unilateral dependent positioning
176. Most common cause of urinary
obstruction in boys : posterior urethral valves
177. Most common cause of valvular heart
disease in the United States : Degenerative
178. Most common cause of vascular ring :
Double arch.
179. Most common cause of vertebra plana
in children : EG
180. Most common cause requiring
bronchial artery embolization : CF
181. Most common cause worldwide for
cholangiocarcinoma : Clonorchis sinensis infestation
182. Most common cerebellar neoplasm in
children : Medulloblastoma
183. Most common cerebral mass lesion in
AIDS : Toxoplasmosis
184. Most common chest radiograph finding
seen in pts with an acute PE : Atelectasis
185. Most common chest x-ray abnormality
in the ICU : Atelectasis
186. Most common child abuse facture :
Diaphyseal fracture,
187. Most common collagen disorder for a
pleural effusion : SLE
188. Most common colonic polyp :
Hyperplastic polyp
189. Most common colonic site for
lymphoma : Cecum
190. Most common complication of ERCP :
Pancreatitis
191. Most common complication of
popliteal artery aneurysm : Distal ischemia (thrombosis/embolism)
192. Most common complication with IVC
filters : DVT.
193. Most common component of mixed germ
cell tumors : Embryonal Cell Carcinoma
194. Most common congenital abnormality
of GI tract : Meckel’s diverticulum
195. Most common congenital anomaly of
CNS in live births : Myelomeningocele
196. Most common congenital defect of CNS
: Anencephaly.
197. Most common congenital head and neck
cyst in a child : Thornwaldt cyst
198. Most common congenital heart disease
: Bicuspid aortic valve.
199. Most common congenital intracranial
tumor : Epidermoid or inclusion cyst
200. Most common congenital lesion of
bile ducts : Choledochal Cyst
201. Most common congenital skeletal
dysplasia : Achondroplasia.
202. Most common congenital solid tumor
in the newborn : Sacrococcygeal Teratoma (1:40K live births)
203. Most common cranial nerve affected
by a pituitary macroadenoma : CN VI.
204. Most common cranial nerve to be
affected with schwannoma : VIII
205. Most common craniofacial
malformation : Facial Clefting
206. Most common crystalline arthropathy
: CPPD
207. Most common CT finding in bowel
ischemia : Bowel wall thickening.
208. Most common cyanotic congenital
heart malformation beyond neonatal period : TOF
209. Most common cyst of the jaw :
Radicular cyst = Periapical cyst
210. Most common cystic lesion of
prostate : Cystic degeneration of BPH
211. Most common cystic tumor of pancreas
: Mucinous cystic neoplasm
212. Most common diffuse breast disorder
: Fibrocystic disease of breast.
213. Most common diffuse gray matter
degenerative disease : Alzheimer’s
214. Most common dislocated auditory
ossicle longitudinal temporal bone fracture : Incus
215. Most common dislocation in adult :
Glenohumeral.
216. Most common dislocation in child :
Elbow.
217. Most common epididymal neoplasm :
Adenomatoid tumor
218. Most common estrogenic ovarian tumor
: Granulosa Cell Tumor
219. Most common etiology for chronic
temporal lobe epilepsy : Ganglioglioma
220. Most common etiology for multiple
small gastric polyps : Hyperplastic polyps.
221. Most common etiology for
osteomyelitis : Staphylococcus aureus.
222. Most common etiology of bilaterally
enlarged, hyperechoic kidneys in newborn infant : ARPKD.
223. Most common etiology of mesenteric
adenitis : Viral
224. Most common etiology of
pneumomediastinum : Alveolar rupture.
225. Most common etiology of rickets :
Vitamin D deficiency.
226. Most common extra-adrenal site of
pheochromocytoma : Organ of Zuckerkandl.
227. Most common extraaxial neoplasm of
CNS : Meningioma
228. Most common extragonadal site of
primary germ cell tumors : Anterior mediastinum.
229. Most common extrapulmonary site of
tuberculosis : Urinary tract
230. Most common fetal cardiac anomaly
seen on 4 chamber view US : AV canal defect (aka ECD)
231. Most common fibromatosis in
childhood : Infantile Myofibromatosis
232. Most common finding of a tubal
pregnancy seen on US images Adnexal mass separate from ovary
233. Most common finding of contralateral
kidney in MCKD : Reflux
234. Most common fluid collection seen in
transplant patients : Lymphoceles.
235. Most common form of aortic stenosis
: Valvular
236. Most common form of carpal
instability : DISI
237. Most common form of emphysema in
alpha-1 antitrypsin deficiency : Panlobular emphysema
238. Most common form of emphysema in
nonsmokers : Panlobular emphysema
239. Most common form of emphysema in
smokers : Centrilobular emphysema
240. Most common form of hypertrophic
cardiomyopathy : Asymmetric involvement of the interventricular septum
241. Most common form of skeletal
dysplasia : Acquired skeletal dysplasia.
242. Most common form of systemic
vasculitis in adults : Giant cell (temporal) arteritis
243. Most common fracture of forearm :
Colles
244. Most common functional tumors of the
ovary : Sex cord–stromal tumors
245. Most common fungal infection in AIDS
: Cryptococcus.
246. Most common genitourinary organ
affected by neurofibromas : Urinary bladder
247. Most common germ cell tumor
associated with excessive hCG production :Choriocarcinoma.
248. Most common germ cell tumor
associated with excessive hCG production after choriocarcinoma : Dysgerminoma.
249. Most common GI neoplasm : Adenoma
250. Most common GI tract location for
primary extranodal lymphoma : Stomach, usually NHL type.
251. Most common glial tumor in adults :
Ependymoma
252. Most common glial tumor in NF 1 :
JPA.
253. Most common glial tumor with
microcalcifications : Oligodendroglioma
254. Most common gynecologic neoplasm :
Uterine Leiomyoma
255. Most common hereditary
hypercoagulable condition : Factor V Leiden
256. Most common hereditary
leukodystrophy : Metachromatic leukodystrophy
257. Most common histologic type of
bronchogenic carcinoma associated with cavitation : Squamous
258. Most common histologic type of
bronchogenic carcinoma associated with pancoast tumor : Squamous
259. Most common histologic type of
bronchogenic carcinoma associated with pleural effusion : Adenocarcinoma
260. Most common histologic type of lung
cancer associated with asbestosis exposure : BAC
261. Most common histologic type of
primary cutaneous lymphoma :T-cell lymphoma
262. Most common ILD to be found in
association with collagen vascular disease : NSIP
263. Most common indication for
percutaneous vertebroplasty : Osteoporosis.
264. Most common infection to cause
cerebellar hypoplasia & migration anomalies : CMV
265. Most common infratentorial neoplasm
in an adult : Metastases
266. Most common inherited disease among
Caucasian Americans : CF
267. Most common internal enhancement
pattern in DCIS with non mass like enhancement : Clumped enhancement
268. Most common intracranial for site of
teratomas : Pineal region.
269. Most common intracranial
presentation of TB : Tuberculous meningitis.
270. Most common intramedullary spinal
neoplasm in adults : Ependymoma of Spinal Cord
271. Most common intramedullary tumor in
children : Astrocytoma
272. Most common intramedullary tumor of
adults : Ependymoma.
273. Most common intraocular neoplasm in
childhood : Retinoblastoma
274. Most common intraorbital tumors
found in adults : Cavernous hemangiomas.
275. Most common intrathoracic fetal
anomaly : Congenital diaphragmatic Hernia
276. Most common intrathoracic foregut
cyst : Bronchogenic Cyst
277. Most common intrauterine CNS
infection : CMV
278. Most common intravascular venous
tumor : Leiomyosarcoma of IVC
279. Most common in-utero renal tumor :
Mesoblastic nephroma.
280. Most common invasive gynecologic
malignancy : Endometrial malignancy
281. Most common islet cell tumor in MEN
1 : Gastrinoma
282. Most common islet cell tumor of the
pancreas : Insulinoma.
283. Most common joint involved in
synovial osteochondromatosis : Knee
284. Most common lesion to cause
expansion of paranasal sinus : Mucocele
285. Most common lethal bone dysplasia :
Osteogenesis imperfecta type II ?
286. Most common liver tumor after
metastases : Hemangioma
287. Most common lobe affected in
bronchial atresia : Left upper lobe.
288. Most common location for a
cephalhematoma : Parietal
289. Most common location for a gastric
diverticulum : Posterior wall of the gastric fundus.
290. Most common location for a pilocytic
astrocytoma : Cerebellum
291. Most common location for a solitary
myeloma of the bone : Thoracolumbar spine
292. Most common location for a synovial
sarcoma : Knee
293. Most common location for a Tarlov
cyst : Posterior rootlets of S2 + S3
294. Most common location for abdominal
sarcoid involvement : Stomach
295. Most common location for atelectatic
asbestos pseudotumor : Posteromedial & -lateral basal region of lower
lobes
296. Most common location for chordomas :
Sacral spine.
297. Most common location for gallbladder
perforation : Fundus
298. Most common location for Sclerosing
Osteomyelitis of Garré (sterile Osteomyelitis) : Mandible
299. Most common location for typhlitis :
Cecum.
300. Most common location for
well-differentiated liposarcoma : Thigh
301. Most common location in biliary tree
for cholangiocarcinoma : Upper third/perihilar region.
302. Most common location in the spine
for an osteochondroma : Cervical (C2) followed by thoracic T8
303. Most common location of a meningioma
in the spine : Thoracic spinal cord
304. Most common location of a
periurethral diverticulum in a female : Posterolateral.
305. Most common location of an ectopic
pregnancy : Ampullary region of the fallopian tube.
306. Most common location of benign and
malignant masses in breast : Upper outer quadrant
307. Most common location of bronchogenic
carcinoma : Right upper lobe
308. Most common location of coarctation
: Postductal beyond the origin of the left subclavian artery.
309. Most common location of coronary
calcifications : LAD.
310. Most common location of DAI :
Frontotemporal gray–white matter junction.
311. Most common location of GIST :
Stomach.
312. Most common location of GU
obstruction in a neonatal male : Ureteropelvic junction.
313. Most common location of intracranial
dissection : Vertebral arteries.
314. Most common location of intraorbital
abscess : Subperiosteal space on medial wall.
315. Most common location of
intraventricular meningioma : Atrium of the lateral ventricle.
316. Most common location of
oligodendroglioma : Frontal lobe.
317. Most common location of pleomorphic
xanthoastrocytoma : Temporal lobes.
318. Most common location of pulmonary
sequestration : Posterior medial lower.
319. Most common location of PVNS : Knee.
320. Most common location of sarcoidosis
in spinal cord : Cervical.
321. Most common location of the biliary
embryonal Rhabdomyosarcoma : CBD
322. Most common location of triquetral
fracture is dorsal avulsion
323. Most common location to find a
lithopedion : Adnexae
324. Most common location to see
intravertebral vacuum phenomenon (Kümmell Disease) : Thoracolumbar junction
325. Most common lung infection in HIV:
Bacterial pneumonia
326. Most common lung mass : Granuloma
327. Most common lysosomal storage
disorder : Gaucher’s disease
328. Most common malformation associated
with callosal agenesis : Dandy-Walker malformation.
329. Most common malignancy of childhood
: Leukemia.
330. Most common malignancy of parotid
gland in adult : Mucoepidermoid carcinoma.
331. Most common malignant abdominal
neoplasm in children 1–8 years old : Wilms Tumor.
332. Most common malignant bone tumor in
children : Ewings
333. Most common malignant cause of
bilateral global renal enlargement : Lymphoma.
334. Most common malignant neoplasm of
diaphragm : Fibrosarcoma.
335. Most common malignant neoplasm of
the spleen : Lymphoma.
336. Most common malignant ovarian
neoplasm : Serous adenocarcinoma.
337. Most common malignant ovarian
neoplasm : Serous cystadenocarcinoma.
338. Most common malignant primary bone
tumor in young adults + children : Osteosarcoma
339. Most common malignant
radiation-induced tumor of the musculoskeletal system : MFH
340. Most common malignant sex
cord–stromal tumor : Granulosa cell tumor
341. Most common malignant testicular
neoplasm : Nonseminomatous germ cell tumors
342. Most common malignant tumor
affecting ribs of children + adolescents : Ewings Sarcoma
343. Most common malignant tumor of the
abdomen in patients with NF1 Malignant peripheral nerve sheath tumor
344. Most common malignant tumor of the
duodenum : Adenocarcinoma.
345. Most common malignant tumor of the
heart : Angiosarcoma
346. Most common malignant tumor of the
small bowel : Carcinoid
347. Most common mammographic finding in
DCIS : Microcalcifications
348. Most common mammographic finding in
Infiltrating/Invasive Lobular Carcinoma : Architectural distortion.
349. Most common manifestation of
asbestosis exposure : Pleural plaques
350. Most common manifestation of
asbestos-related pleural disease : Pleural effusion
351. Most common manifestation of blunt chest
trauma : Pulmonary contusion
352. Most common mass lesion of the
cerebellopontine angle after acoustic schwannoma : Meningioma
353. Most common mediastinal germ cell
tumor : Seminoma.
354. Most common mediastinal mass in a
child between the ages of 6 and 12 years old : Lymphoma
355. Most common mediastinal neurogenic
tumor : Schwannoma
356. Most common mesenchymal origin
neoplasm of GI tract : GIST
357. Most common metabolic liver disease
in children : Hepatic cirrhosis in homozygous alpha-1 Antitrypsin Deficiency
358. Most common metastases to the spleen
: Breast carcinoma
359. Most common metastasis to the heart
: Melanoma
360. Most common metastatic cause of
linitis plastica : Breast carcinoma
361. Most common metatarsal to have a
stress fracture : Second metatarsal.
362. Most common missed type of breast
cancer on mammography : Infiltrating/Invasive Lobular Carcinoma.
363. Most common mitral valve abnormality
in the Western world : Non-rheumatic mitral valve disease.
364. Most common monodermal teratoma :
Struma ovarii.
365. Most common motor neuron disease :
ALS.
366. Most common MR imaging finding in
DCIS : Non-masslike enhancement.
367. Most common mycotic pneumonia in an
AIDS patient : Cryptococcus.
368. Most common natural outcome of the
VSD : Spontaneous complete closure.
369. Most common neonatal cyanotic
congenital heart malformation : TGV
370. Most common neonatal lesion of
adrenal gland : Nontraumatic Adrenal Hemorrhage.
371. Most common neoplasm of conus
medullaris : Myxopapillary Ependymoma of Spinal Cord.
372. Most common neoplasm of internal
auditory canal / cerebellopontine angle : Vestibular Schwannoma.
373. Most common neoplasm of the
gastrointestinal tract in patients with NF1: Neurofibromas.
374. Most common nerve to be involved in
tarsal tunnel syndrome : Posterior tibial nerve.
375. Most common nonepidemic
meningoencephalitis in immunocompetent individuals in US : Herpes Encephalitis.
376. Most common nonepithelial malignant
bladder tumor : Leiomyosarcoma.
377. Most common nonepithelial tumor in
the colon : Lipoma.
378. Most common nonepithelial tumor of
the bladder : Leiomyoma.
379. Most common nonglial primary tumors
of the central nervous system : Meningiomas.
380. Most common nonlymphoproliferative
primary malignant tumor of the spine in adults : Chordoma.
381. Most common nonlymphoproliferative
primary malignant tumor of the spine in children : PNET.
382. Most common nontraumatic cause of
acute limp in a child : Toxic synovitis.
383. Most common non-traumatic cause of
facial nerve paralysis & hearing loss : CPA tumor.
384. Most common odontogenic mass :
Odontoma= odontogenic hamartomatous malformation.
385. Most common of all alimentary tract
duplications : Small Bowel Duplication Cyst.
386. Most common of cerebral vascular
malformation : DVA.
387. Most common opportunistic infection
in AIDS : Toxoplasmosis.
388. Most common organism involved in
pancreatic abscess : E. Coli.
389. Most common organism of acute
pyogenic meningitis in infants and children : N. meningitides.
390. Most common origin of cystic artery
: Right hepatic artery.
391. Most common osteochondrodysplasia :
Hereditary Multiple Exostoses
392. Most common ovarian neoplasm :
Dermoid aka dermoid cyst = Mature cystic teratoma
393. Most common ovarian tumor-related
morbidity : Bowel obstruction
394. Most common pancreatic abnormality
in adult pt's with CF : Complete fatty replacement
395. Most common paraneoplastic disease
associated with thymoma : Myasthenia gravis
396. Most common parasitic infection
involving CNS in developing countries : Cysticercosis
397. Most common parotid disease in
children : Mumps parotitis.
398. Most common pattern of bronchial
arteries : Two left and one right bronchial artery
399. Most common pattern of enhancement
at DE MR cardiac imaging : Patchy midwall enhancement with multiple foci
400. Most common pattern of hepatic
involvement of secondary lymphoma : Diffuse infiltrative
401. Most common pattern of spread in
Gallbladder Carcinoma : Direct spread.
402. Most common pediatric glioma : JPA
403. Most common pediatric tumor causing
isosexual precocious puberty in a girl : Granulosa cell tumor
404. Most common phakomatoses : NF1
405. Most common pineal tumor : Pineal
Germinoma
406. Most common predisposing cause to
develop pneumothorax during percutaneous lung biopsy : COPD
407. Most common predisposing disorder of
secondary spontaneous pneumothorax : COPD
408. Most common pregnancy-related
mortality in the first trimester Ectopic pregnancy
409. Most common presentation for
idiopathic pulmonary fibrosis : Dyspnea
410. Most common presentation in stuck
twin syndrome : Monochorionic diamniotic
411. Most common presentation of bronchoalveolar
cell carcinoma (BAC) : Solitary pulmonary nodule.
412. Most common presentation of GIST on
cross sectional imaging : Cystic areas of necrosis.
413. Most common presentation of
mesoblastic nephroma : Palpable mass at birth.
414. Most common presentation of
neurocysticercosis : Seizures.
415. Most common presenting symptom of
Osler Weber Rendu : Hemoptysis.
416. Most common primary benign
mesenteric tumor : Desmoid.
417. Most common primary brain tumor :
GBM.
418. Most common primary cardiac tumors in
adults : Myxomas.
419. Most common primary cerebellar mass
in an adult : Hemangioblastoma
420. Most common primary demyelinating
disease : MS
421. Most common primary female urethral
malignancy : Squamous cell carcinoma
422. Most common primary hepatic neoplasm
in infants and children under 5 years old: Hepatoblastoma
423. Most common primary intraocular
neoplasm in adult Caucasian : Uveal Melanoma
424. Most common primary lung tumor under
age 16 : Bronchial Adenoma
425. Most common primary malignant rib tumor
: Chondrosarcoma
426. Most common primary malignant sacral
tumor : Sacrococcygeal Chordoma
427. Most common primary malignant
soft-tissue tumor of late adult life : Soft-tissue MFH
428. Most common primary neoplasm of the
spleen : Cavernous hemangioma
429. Most common primary neoplasms of the
anterior superior mediastinum Thymomas.
430. Most common primary posterior
mediastinal neoplasms :Neurogenic tumors
431. Most common primary tumor of the
diaphragm : Lipoma
432. Most common radiation-induced CNS
tumor : Meningioma
433. Most common reason for cardiac
transplantation : Dilated cardiomyopathy
434. Most common recognized CNS
manifestation of VHL disease : Hemangioblastoma of CNS
435. Most common relevant finding on
cavogram for IVC filter placement : Circumaortic left renal vein.
436. Most common renal fusion anomaly :
Horseshoe kidney
437. Most common renal mass in a 3 months
old infant : Mesoblastic nephroma
438. Most common respiratory cause of
cold agglutinin production : Mycoplasma pneumonia
439. Most common retinal infection in
AIDS : Toxoplasmosis
440. Most common right cardiophrenic
angle mass : Epicardial fat-pad/lipoma
441. Most common segment involved in
tracheobronchial injury : Right lower lobe bronchus.
442. Most common sex cord-stromal cell
tumor : Ovarian Fibroma
443. Most common sign of failing dialysis
graft : Increased venous pressures
444. Most common sign of tuberous
sclerosis : Myoclonic seizures
445. Most common single cause of breast
lumps in females between 35 to 55 years of age : Breast cyst
446. Most common site for an intracardiac
papillary fibroelastoma : Aortic valve.
447. Most common site for aneurysm in the
chest : Descending thoracic aorta.
448. Most common site for cardiac myxoma
: Left atrium
449. Most common site for intra cardiac
thrombus formation : Atrial appendage.
450. Most common site for optic melanoma
metastases : Liver.
451. Most common site for penetrating
aortic ulcers : Descending thoracic aorta
452. Most common site of abdominal
involvement in Hodgkins disease : Spleen
453. Most common site of aortic
dissection : Prox. Desc. Thoracic aorta near ductus lig. attachment
454. Most common site of biliary tract
injury caused by blunt abdominal trauma : Gallbladder
455. Most common site of monostotic
fibrous dysplasia : Ribs
456. Most common site of rupture of sinus
of Valsalva aneurysm : RV followed by RA.
457. Most common solid extracranial tumor
of childhood : Neuroblastoma
458. Most common spermatic cord tumor :
Lipoma
459. Most common spinal cord segment of
lymphoma of spinal cord : Cervical
460. Most common spinal cord tumor :
Ependymoma
461. Most common spinal location for cord
astrocytoma : Thoracic
462. Most common spinal location for cord
ependymoma : Cervical
463. Most common subcortical degenerative
disease : Parkinson’s
464. Most common subglottic soft-tissue
upper resp. tract obstructing mass in neonates : Subglottic Hemangioma
465. Most common submucosal tumor in colon
: Lipoma
466. Most common subtype of NHL involving
the esophagus : Diffuse large B-cell lymphoma
467. Most common subtype of renal cell
carcinoma : Clear cell adenocarcinomas
468. Most common suprasellar mass :
Craniopharyngioma
469. Most common syndromic islet cell
tumor : Insulinoma
470. Most common systemic allergic
hypersensitivity-related acute small-vessel vasculitis in children : HSP
471. Most common systemic fungal
infection in immunocompromised patients : Candidiasis Of Liver
472. Most common tarsal bone to get
fractured : Calcaneus
473. Most common tarsal coalition :
Talocalcaneal
474. Most common testicular tumor in a
young boy : Yolk sac tumor
475. Most common tibial plateau fractures
: Lateral tibial plateau (Schatzker classification type I–III)
476. Most common trigonal
intraventricular mass in adulthood : Meningioma
477. Most common tumor of adenohypophysis
: Pituitary Adenoma
478. Most common tumor of genitourinary
tract : Metachronous TCC
479. Most common tumor of the appendix :
Carcinoid
480. Most common tumor of the esophagus :
Leiomyomas
481. Most common tumor of the minor
salivary glands : Adenoid Cystic Carcinoma
482. Most common type of abdominal wall
hernia : Inguinal hernia
483. Most common type of ASD : Ostium
secundum
484. Most common type of brain hernaition
: anterior / uncal transtentorial
485. Most common type of brain herniation
: Subfalcine herniation
486. Most common type of C2 fractures :
Type 2
487. Most common type of cancer to arise
from a thyroglossal duct cyst : Papillary carcinoma
488. Most common type of cardiomyopathy :
Dilated cardiomyopathy
489. Most common type of choledochal cyst
: fusiform dilatation of the extrahepatic duct Type 1c
490. Most common type of congenital
internal hernia : Left paraduodenal hernia
491. Most common type of encephalocele in
SE Asia: Sincipital Encephalocele
492. Most common type of encephalocele in
US : Occipital Encephalocele
493. Most common type of endoleak in the
abdominal aorta : Type II endoleak
494. Most common type of endoleak in the
thoracic aorta : Type I endoleak
495. Most common type of fracture of the
proximal 5th metatarsal bone : Peroneus brevis avulsion fracture.
496. Most common type of gallbladder
inflammation : Chronic cholecystitis
497. Most common type of internal hernia
: Postoperative, transmesenteric hernias.
498. Most common type of intrapulmonary
involvement of Hodgkins disease : Bronchovascular form.
499. Most common type of liver abscess :
Pyogenic Liver Abscess
500. Most common type of lymphoma
involving the head and neck region : Diffuse large B-cell lymphoma
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