
A Baker's cyst is a pocket of joint fluid that forms a lump behind the knee. It is also called a popliteal cyst.
Current as of:
July 1, 2021
Author: Healthwise Staff
Medical Review:
William H. Blahd Jr. MD, FACEP - Emergency Medicine
Adam Husney MD - Family Medicine
Kathleen Romito MD - Family Medicine
Kenneth J. Koval MD - Orthopedic Surgery, Orthopedic Trauma