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ABSITE Questions and Correct Answers/
Latest Update / Already Graded
The most common type of choledochal cyst
Ans: Type 1-cystic, fusiform or saccular dilation of CBD
CBD is abnormal, CHD is normal
TX with RenY hepaticojejeuenostomy with end to side
anastamosis
Origin of replaced right hepatic artery
Ans: SMA
Type 5 choledochal cyst
Ans: Caroli's disease-intrahepatic ducts, lobectomy vs.
transplant for tx
Common bile duct size
Ans: 6mm is normal, +1 for every 10 years over 40, 10mm can
be normal in elderly people
Mirizzi's sydrome
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Ans: compression of bile ducts by distended GB or gallstone
MC bugs in cholangitis
Ans: E coli, klebsiella, Enterococcus
Pancreatitis severity prediction
Ans: APACHE-II
Ranson's criteria
Ans: Pancreatitis (prognosis), more appropriate for ETOH
pancreatitis
Gallstone ileus
Ans: Intestinal obstruction, pneumobilia, calcified stone
distant from GB
Gallstone ileus tx
Ans: Enterotomy proximal to stone, extract stone, close
enterotomy. +/- SBR, +/- chole and fistula closure if stable
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Gallbladder polyps
Ans: >1cm is cancer until proven otherwise. Any size is cancer
until proven otherwise in the setting of PS C
Gallbladder cancer
Ans: DO NOT biopsy as you can seed the tract
Klatskin tumor
Ans: cholangiocarcinoma located at the hepatic hilum, @
junction of R. & L. hepatic ducts, intrahepatic dilation. TX with
resection and RenY bilioenteric reconstruction
Cholangiocarcinoma
Ans: Bili often >10 with average of 18, MRCP is imaging of
choice
Cholecystectomy, post-op bile leak
Ans: HIDA to dx, ERCP with stent to tx. Perc drainage if large
or uncontained
Strasberg classification
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Ans: For bile leak, A-D
E is for CHD stricture/transection
Bismuth classification
Ans: Classifies CHD injuries
Middle hepatic vein
Ans: Drains to LHV 80%, IVC 20%
Replaced left hepatic artery
Ans: Branches off left gastric
Liver imaging
Ans: Intra-op US is most sensitive for hepatic anatomy and
liver tumors. MRI can differentiate benign from malignant
tumors
Echinococcal (hydatid) cysts
Ans: Albendazole (surgery can lead to anaphylaxis)
All rights reserved © 2025/ 2026 |
ABSITE Questions and Correct Answers/
Latest Update / Already Graded
The most common type of choledochal cyst
Ans: Type 1-cystic, fusiform or saccular dilation of CBD
CBD is abnormal, CHD is normal
TX with RenY hepaticojejeuenostomy with end to side
anastamosis
Origin of replaced right hepatic artery
Ans: SMA
Type 5 choledochal cyst
Ans: Caroli's disease-intrahepatic ducts, lobectomy vs.
transplant for tx
Common bile duct size
Ans: 6mm is normal, +1 for every 10 years over 40, 10mm can
be normal in elderly people
Mirizzi's sydrome
All rights reserved © 2025/ 2026 |
, Page |2
Ans: compression of bile ducts by distended GB or gallstone
MC bugs in cholangitis
Ans: E coli, klebsiella, Enterococcus
Pancreatitis severity prediction
Ans: APACHE-II
Ranson's criteria
Ans: Pancreatitis (prognosis), more appropriate for ETOH
pancreatitis
Gallstone ileus
Ans: Intestinal obstruction, pneumobilia, calcified stone
distant from GB
Gallstone ileus tx
Ans: Enterotomy proximal to stone, extract stone, close
enterotomy. +/- SBR, +/- chole and fistula closure if stable
All rights reserved © 2025/ 2026 |
, Page |3
Gallbladder polyps
Ans: >1cm is cancer until proven otherwise. Any size is cancer
until proven otherwise in the setting of PS C
Gallbladder cancer
Ans: DO NOT biopsy as you can seed the tract
Klatskin tumor
Ans: cholangiocarcinoma located at the hepatic hilum, @
junction of R. & L. hepatic ducts, intrahepatic dilation. TX with
resection and RenY bilioenteric reconstruction
Cholangiocarcinoma
Ans: Bili often >10 with average of 18, MRCP is imaging of
choice
Cholecystectomy, post-op bile leak
Ans: HIDA to dx, ERCP with stent to tx. Perc drainage if large
or uncontained
Strasberg classification
All rights reserved © 2025/ 2026 |
, Page |4
Ans: For bile leak, A-D
E is for CHD stricture/transection
Bismuth classification
Ans: Classifies CHD injuries
Middle hepatic vein
Ans: Drains to LHV 80%, IVC 20%
Replaced left hepatic artery
Ans: Branches off left gastric
Liver imaging
Ans: Intra-op US is most sensitive for hepatic anatomy and
liver tumors. MRI can differentiate benign from malignant
tumors
Echinococcal (hydatid) cysts
Ans: Albendazole (surgery can lead to anaphylaxis)
All rights reserved © 2025/ 2026 |
