Felon is:
Felon (Pulp space infection)
a. Pus trapped between fibrous septae, which bind specialized fingertip skin to underlying bone with infection of underlying bone also.
b. Severe pain in finger pulp occurs.
c. An abscess drained through oblique in vision.
Pulp space infection
Herpetic lesion of hand
Fungal infection of hand
Marjolin’s ulcer involving hand