Imaging, Ultrasound & Procedures

Catheter

What does Catheter mean?

A flexible tube inserted into the body to drain fluid, deliver treatment or access blood vessels.

U.S. National Library of Medicine
Understanding Medical Words ↗ National Cancer Institute
Cancer Terms Dictionary ↗ CDC
Vaccine Glossary ↗

This is a plain-language Healthway explanation, not an individual diagnosis. The meaning of a term can change with the clinical context in which it appears.