ABSITE Exam Questions And Answers 2025
Update.
Hard signs of extremity vascular injury - Answer✔1) expanding or pulsatile hematoma 2) limb
ischemia 3) palpable thrill or audible bruit 4) ongoing hemorrhage with shock 5) absent distal
pulses 6) arterial bleeding
Blunt Sternal fracture management - Answer✔Rule out blunt cardiac injury with EKG. If
abnormal but otherwise HDS, observe for 24-48 hr
Zones and triangles of the neck in trauma - Answer✔Anterior triangle: anterior to the SCM;
Posterior: posterior to the SCM and bounded posteriorly by trapezius and inferiorly by clavicle.
Zone I above the clavicle; zone II: from cricoid to the angle of mandible; III: above angle of the
mandible. Operate if: unstable, hard signs of vascular injury, or tracheal injury. If none of the
above: CXR, esophagram, CTA
Most common organ injured in blunt trauma - Answer✔liver
Management of extraperitoneal bladder injuries - Answer✔Most can be managed non-
operatively with foley drainage
When should a crossmatch of blood be repeated - Answer✔After transfusion of 8-10 units
Treatment for locally recurrent anal cancer - Answer✔APR with inguinal lymph node dissection
if positive
Treatment of anal cancer per stage - Answer✔I (T1N0, T2N0): wide local excision with 1 cm
margins ( if no sphincter involvement); T2 advanced CRT (5-FU and cisplatin); T3 and T4 or LN
positive: CRT and if inguinal LN positive: radiation to pelvis
Criteria for transanal excision of anal cancer - Answer✔1) < 30% circum 2) < 8 cm from the anal
verge 3) < 3 cm in diameter 4) clear margins > 3mm 5) mobile not fixed 6) T1 (invades
submucosa only) 7) no lymphovascular or perineurial invasion 8) well to moderately
differentiated
Treatment for anal melanoma - Answer✔local excision, chemo and radiation don't work well.
Often anal melanoma when already advanced and metastatic, so often local excision is done for
palliative measures
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Parotid tumor that can be bilateral, associated with smoking - Answer✔Warthin's tumor, aka
papillary cystadenoma lymphomatosum
Types of choledochal cysts - Answer✔I: saccular or fusiform dilation of a portion or entire cBD
with normal intrahepatic duct
II: isolated diverticulum protruding from the CBD
III: (choledochocele) dilation of duodenal portion of CBD or where pancreatic duct meets; IVa:
multiple dilations of the intrahepatic and extra hepatic duct trees
IVb: multiple dilations involving only the extra hepatic ducts
V: (aka Caroli's disease): cystic dilation of intrahepatic biliary ducts
How does hypomagnesium decrease Ca level? - Answer✔Decreases end organ's responsiveness
to PTH and severe levels suppress PTH release. Of note, high levels of Mg can bind to the
calcium-sensing receptor on the parathyroid gland imitating hypercalcemia
Growth factor that is a major contributor of smooth muscle cell proliferation - Answer✔Platelet
derived growth factor
What is in the lipid core and what is in the fibrous cap? - Answer✔Lipid core: LDL, proteins,
inflammatory cells; Fibrous cap: smooth muscle cells and connective tissue
Dumping syndrome - Answer✔Affects 5-10% of patients that undergo pyloroplasty,
pyloromyotomy, or distal gastrectomy. Sx include lightheadedness, tachycardia, diaphoresis,
weakness. Early dumping syndrome occurs 30 min after eating and is due to hyperosmotic load
being delivered to the duodenum in the absence of a pylorus causing a fluid shift. Late dumping
syndrome occurs 2-3 hours after a meal and is due to a large insulin release when a large bolus
hits the duodenum.
kcal of energy for lipids, proteins, dextrose, and carbs - Answer✔lipids= 9 kcal/g, proteins 4
kcal/g, dextrose 3.4 kcal/g, carbs 4 kcal/g
Felty's syndrome - Answer✔Triad: RA, splenomegaly, and granulocytopenia
Frey's syndrome - Answer✔Occurs after a surgical, traumatic, or inflammatory injury to the
parotid or submandibular gland -- aberrant connections between post-ganglionic secretomotor
parasympathetic fibers to the parotid gland and the postganglionic fibers sympathetic fibers
supplying the sweat glands on the ipsilateral side
Factors in PCC - Answer✔II, IX, X
Splenic artery aneurysm likelihood of rupture and management - Answer✔20-30% present with
contained rupture and free rupture usually occurs within 48 hr(double rupture phenomenon) in
the lesser sac, management is ligation of proximal and distal end or embolization of both ends
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