SAQ 100 – Gastroenterology – bacterial peritonitis with ascites

A 65-year-old man presents with abdominal pain and distension. ED screening ultrasound shows free fluid.

Peritoneal fluid aspirate results are shown below.

Peritoneal fluid results

Appearance	Dark brown
White blood cell count	1500
Polymorph count	1000
Glucose	0.1 mg/dL
LDH	450
Albumin	36 g/dL
Serum albumin	34 g/dL

State the most likely diagnosis.

(Marked out of 1.0)

/ 1

List five likely causes of this condition.

(Marked out of 5.0)

/ 5

List three key pathological investigations you would perform in the ED and give one justification for each.

(Marked out of 6.0)

/ 6

Total Score: 0 / 12

Percentage: 0%