An ova and parasites exam is a relatively routine examination that people with severe diarrhea might undergo if they are admitted to a hospital. As the name suggests, the test checks for the presence ...

Pancreatic elastase is the digestive enzyme the pancreas produces to help digest food. Doctors can measure elastase levels by testing a stool sample. Low levels could indicate exocrine pancreatic ...

Fecal specimen collection in the clinical setting is often unfeasible for large population studies, especially because cancer patients on immunotherapy often experience constipation. A method for ...