A subcutaneous abscess of the finger presents with localized swelling, erythema, and restricted motion at the adjacent joints. The digit is usually in a flexed posture, and there may be evidence of an inflamed puncture wound from a penetrating injury. In late presentations, the abscess may be pointing or discharging through a sinus. (A) Palmar digital subcutaneous abscess. (B) Dorsal digital subcutaneous abscess. (C) Lateral digital subcutaneous abscess.
