Dermoscopy of lipoid necrobiosis

Lipoid necrobiosis is a rare granulomatous dermatosis, it usually occurs in diabetic subjects. Clinically, it presents as papules, nodules or erythematous plaques with a yellowish atrophic center, sometimes telangiectatic, and is located preferably at the pre-shin level. the confirmation of the diagnosis is based on the histology spectra which will find a granulomatous infiltrate arranged in palisades occupying the whole height of the dermis with an infiltrate composed of lymphocytes, histiocytes, plasma cells and epithelioid cells, as well as epithelioid cells and giant cells. Vascular lesions can be observed [1].