How long will this last? What can be done?" A Baker's cyst is a sac filled with fluid located behind the knee. They're quite common, typically affecting people between the ages of 35 and 70.

I can only walk to the mailbox, and I’m in a lot of pain. -- J.E. ANSWER: A Baker’s cyst is a fluid-filled sac behind the knee. In older adults, they are nearly always a result of knee damage.

DEAR DOCTOR K: I have a Baker's cyst in my right knee. It has been drained twice and recurred. Are there any other treatments for it? DEAR READER: I discussed your question with my colleague, Dr ...

Q: Please give me all the information you can about Baker’s cysts. Thank you. — B.K., Westbrook, Minn. A: Baker’s cysts (also called popliteal cysts) result from a form of ...