A 30-year-old woman developed these ulcers on the face over 2 weeks time. There were also crusted lesions on the arms.

MALIGNANT PYODERMA

It is unclear whether Malignant Pyoderma (MP) is a separate entity or a variant of pyoderma gangrenosum. Some of these cases have been identified as as an atypical form of Granulomatosis with Polyangiitis.

Clinical

Rapidly developing crusted, ulcerating lesions affecting the head and neck of young people is typical.

Differential Diagnosis

A biopsy with cultures should be done to diagnose and rule out infection. An ANCA should be drawn to exclude sGranulomatosis with Polyangiitiks s

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