Peritoneal fluid culture Peritoneal fluid culture is a
laboratory test performed on a sample of peritoneal fluid to
detect bacteria or fungi that cause infection (peritonitis
Peritoneal fluid is the fluid from the peritoneal cavity, a
space between the wall of the abdomen and the organs inside.
Culture - peritoneal fluid How the test is performed A sample of
peritoneal fluid is needed. For information on how this is done
see: Abdominal tap .A sample of fluid is sent to the laboratory
for Gram stain and culture. The sample is checked to see if
bacteria grows. How to prepare for the test Empty your bladder
before your abdominal tap procedure. How the test will feel A
small area in your lower abdomen will be cleaned with germ-
killing medicine (antiseptic). You will also receive local
anesthesia. You will feel pressure as the needle is inserted. If
a large amount of fluid is withdrawn, you may feel dizzy or
lightheaded. Why the test is performed The test is done to find
out if there is an infection in the periton