| Synonym: | Achenbach syndrome |
| Specialty: | dermatology |
| Symptoms: | Achenbach's is of unknown etiology, but is not a cause for concern. While it can look unsightly - the finger turns shades of purple and red and can swell, the condition resolves by itself. |
Paroxysmal hand hematoma is a skin condition characterized by spontaneous focal hemorrhage into the palm or the volar surface of a finger, which results in transitory localized pain, followed by rapid swelling and localized blueish discoloration.[1]
2. New England Journal of Medicine, 376;26 nejm.org June 29, 2017.