A member asked:

My thumb swells up and turns black and blue from barely hitting it or even taking notes in class fractured growth plate and tore tissue 8th gr. now sr

A doctor has provided 1 answer

Get it checked...: Glomus tumor can because discoloration and sensitivity. It's usually very cold sensitive. Typically occur beneath the nail. X-rays can be helpful, but sometimes an MRI is necessary.

Answered 8/17/2014

3.8k views

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