A 59-year-old woman with chronic renal failure presents with a recent history of multiple progressive, painful ulcers over the lower limbs.
Dermatology Quiz
Dermatology Quiz
Skin necrosis with vascular calcification

Figure 1. Irregular areas of skin necrosis with dark eschar over the lower leg.
Itchy papules on the trunk and limbs

Figure 1. Multiple pale pink papules at different stages. Note the hyperpigmented areolae, increased skin markings (lichenification), and focal dark crust.
A 47-year-old woman developed persistent itchy papules on the trunk and limbs over a two-year period.