A 41-year-old Woman with Subcutaneous Hard Lumps on her Buttocks and Elbows

A 41-year-old Woman with Subcutaneous Hard Lumps on her Buttocks and Elbows
A 41-year-old Woman with Subcutaneous Hard Lumps on her Buttocks and Elbows

A 41-year-old woman received a diagnosis in of an overlap syndrome, with limited systemic sclerosis and dermatomyositis. Subcutaneous hard lumps developed over her buttocks and elbows a year after and progressed clinically.

What’s the Diagnosis?