Ascitic tap Flashcards
1
Q
What Ix would you do on an ascitic tap
A
Cell count e.g. WCC, lymphocytes, neutrophils. Protein for exudate, transudate Serum ascites albumin gradient. Amylase Glucose Cultures and gram staining Cytology
2
Q
Ascitic tap results for spontaneous bacterial peritonitis
A
high neutrophils
looks cloudy
low glucose (bacteria consume it)
low protein in ascitic fluid (this increases risk of SBP, not due to SBP)
3
Q
Causes of high protein in ascitic fluid
A
Cirrhosis, fulminant hepatic failure, budd-chiari syndrome, portal venous thrombosis, alcoholic hepatitis
4
Q
Causes of low protein in ascitic fluid
A
TB peritonitis, nephrotic syndrome, bowel obstruction.
5
Q
High amylase in ascitic fluid
A
Pancreatitis
6
Q
peritoneal carcinomatosis
A
GI or gynae malignancy disseminate into peritoneal cavity.
7
Q
How to calculate alcohol units
A
strength (ABV) x volume (ml) ÷ 1,000 = units
