A peritoneal fluid with a positive CEA and a negative CA 125 (cancer antigen)indicates:
A) Gastrointestinal malignancy
B) Ovarian malignancy
C) Tubercular peritonitis
D) Gastrointestinal perforation

Question

Quizplus · Accepted Answer

A positive CEA (carcinoembryonic antigen) indicates gastrointestinal malignancy, while a negative CA 125 (cancer antigen) rules out ovarian malignancy. Tubercular peritonitis and gastrointestinal perforation are not associated with positive CEA levels.

A Peritoneal Fluid with a Positive CEA and a Negative