Acro-osteolysis
Presentation
Fall with mid-finger tenderness. Exclude fracture.
Patient Data
Age: 16 years
Gender: Male
From the case:
Acro-osteolysis
X-ray
Loading images...

There is no fracture, but there is abnormality of the distal phalanges with acro-osteolysis.
Case Discussion
There is a differential for acro-osteolysis (PINCHFO):
- Pyknodysostosis
- Psoriasis
- Injury (thermal burn, frostbite)
- Neuropathy
- Collagen vascular disease (scleroderma, Raynaud's)
- Hyperparathyroidism
- Familial (Hadju-Cheney)
- Occupational (polyvinyl exposure)
The cause for this young man's acro-osteolysis was not known.