pencilling


pencilling

A descriptive term for the marked resorption of distal phalanges (acroosteolysis), a radiologic finding typical of scleroderma.
 
DiffDx
Severe burns with soft tissue contracture, “black toe” disease (ainhum), hyperparathyroidism, neural leprosy, systemic lupus erythematosus, neuropathies (e.g., diabetes, tabes dorsalis, progeria), psoriatic arthritis, PVC exposure, Reiter syndrome, sarcoidosis.