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A male asked:

In the web between my thumb and index finger there was a sudden appearance of a large mass. painful at first but not anymore yet still the same size.

1 doctor answer1 doctor weighed in
Dr. M. Hytham Beck
Surgery 44 years experience
See a hand surgeon: large mass in the web between your thumb and index finger could be a cyst a lipoma a synovial cyst if the mass is large enough that could limit the hand or the fingers function please go and see a hand surgeon that can examined you assured you or treat you good luck
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Last updated Sep 29, 2014

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