1 doctor weighed in:

What is this disgusting lump on my thumb? I have a bump on my thumb, practically on my cuticle. It is about a half inch in length, oval shaped, rough to the touch, yet it can be compressed (squished...). It is splitting open, kind of craclking. It doesn't

1 doctor weighed in
Dr. Mary Engrav
Emergency Medicine

In brief: There

There are several possibilities.
It could be herpetic whitlow which is an infection, or it could be a paronychia. Rarely, you can also get a cyst on the thumb. If it doesn't go away then please get it checked. If it became red, red streaks, or fever, then you would need to be seen immediately.

In brief: There

There are several possibilities.
It could be herpetic whitlow which is an infection, or it could be a paronychia. Rarely, you can also get a cyst on the thumb. If it doesn't go away then please get it checked. If it became red, red streaks, or fever, then you would need to be seen immediately.
Dr. Mary Engrav
Dr. Mary Engrav
Thank
Get help from a real doctor now
Dr. Christopher Crosby
Board Certified, Dermatology
12 years in practice
93K people helped
Continue
108,000 doctors available
Read more answers from doctors