Foreign body: You may have stepped on something. If painful soak it and see if something comes out. A foreign body can be anything you step on and creates a pus pocket. Without a picture or exam hard to be certain. If not getting better see a doctor.
Answered 3/11/2016
1.5k views
See a foot doctor: For diagnosis and treatment. The bump may have been thre before.....
Answered 3/12/2016
1.5k views
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A doctor has provided 1 answer
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