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A 35-year-old female asked:

Fluid on knee cap, doesn't drain unless dr does it, it fills right after. how often is ok to go get drained? how do i stop it filling again?

1 doctor answer2 doctors weighed in
Dr. Edward Hellman
Orthopedic Surgery 30 years experience
Varies : There is not a set limit. Every time you do drain it, there is risk of introducing infection. Three times is a general rule. The bigger wuestion is why it keeps occurring and what can be done. A detailed exam and appropriate studies can determine the cause and options for treatment.
Last updated Sep 7, 2019

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