Health Dictionary
Reliable, easy-to-read patient information on common medical conditions — written in plain language, free of jargon, and grounded in current evidence. Browse the most frequent diagnoses, understand what they mean for everyday life, and learn which steps and questions help you have a focused conversation with your doctor.
Great veins
Introduction
Overview
The term Great veins refers to one of the following veins:
- superior vena cava
- inferior vena cava
- one of the four pulmonary veins