Peritonitis

Q) True statement regarding peritonitis is 

a) Raised serum amylase is only seen in pancreatitis

b) Rectal examination is better diagnostic of appendicitis than per abdominal examination

c) Ultrasound has diagnostic accuracy of 90% for diagnosing acute appendictis

d) Catarrhal appendicitis mostly leads to gangrene of appendix and perforation

Answer for premium members http://www.mcqsurgery.com/appendix

 

Complications of Surgery of Aortic aneurysm

Q) A 68 year old man undergoes repair of infra renal aortic aneurysm. On 2nd POD he has abdominal pain, bloody diarrhea and tachycardia. BP is 120/70. Abdomen is mildly distended and tender especially in the left lower quadrant.

How will you proceed

a) Send stool for clostridium and spores

b) CT Abdomen

c) Exploratory laparotomy

d) Higher antibiotics

Answer for premium - Discuss the complications of Surgery for aortic aneurysm

Retroperitonuem tumor

Q) A 42 year old lady undergoes exploration for a retroperitoneum mass. In OT it is suspected that this is a liposarcoma. Which of the following is  not true about liposarcoma?

a) Liposarcoma is the most common variant of sarcomas

b) They have a  pseudocapsule

c) They can grow quite large before producing symptoms

d) They are locally invasive and do not metastatize

Answer  Free

 

Electrolytes

Q) A 50 year old male undergoes pancreatectomy for Carcinoma head of pancreas. His pre op Hb was 9.2g% and during surgery he received 5 units of PRBC. In the post op period on the 2nd day he develops ECG changes. Work up is done for Myocardial Ischemia which is negative. What is the most common  cause of ECG changes here

a) Hyponatremia

b) Hyperkalemia

c) Hypokalemia

d) Hypercalcemia

Free Answer  b, Hyperkalemia

Transfusion of high volume of  PRBC especially stored blood leads to hyperkalemia. In the setting of pancreatectomy in an already anemic patient, if massive blood transfusion is given, chances of hyperkalemia  are there.

The ECG changes of Hyperkalemia are tall T waves, shortened QT interval and ST segment depression