Images of the month: A painful nodule arising within chronic necrobiosis lipoidica

Necrobiosis Lipoidica

Background: In 1929, Oppehhein first described necrobiosis lipoidica diabeticorum and called it dermatitis atrophicans lipoidica diabetica, but it was later renamed necrobiosis lipoidica diabeticorum (NLD) by Urbach in 1932. In 1935, Goldsmith reported the first case in a nondiabetic patient. Other cases of NLD in nondiabetic patients were described by Meischer and Leder in 1948. Rollins and Wi...

Necrobiosis lipoidica

A 47-year-old woman reported an 18-month-old pretibial rash on her left shin during a routine office visit. She had a history of type 1 diabetes mellitus (DM) and has been on insulin therapy for the past 13 years. She did not complain of any itching, pain, or bleeding from the rash. On examination, an 8 3 cm elongated indurated plaque with telangiectases, central atrophy, and yellow pigmentatio...

Dermoscopy of Necrobiosis Lipoidica

5. Van Esso DL. Los padres frente a la vacunación. Vacunas. 2010;11:133--4. 6. Jiménez Gómez N, Ballester Martínez MA, Alcántara González J, Jaén Olasolo P. Koplik spots as a diagnostic clue in a case of measles. Med Clin (Barc). 2012;139:560. 7. Lefebvre N, Camuset G, Bui E, Christmann D, Hansmann Y. Koplik spots: a clinical sign with epidemiological implications for measles control. Dermatolo...

Necrobiosis lipoidica diabeticorum.

Necrobiosis Lipoidica Diabeticorum

INTRODUCTION Necrobiosis lipoidica (NL) is a rare chronic granulomatous dermatitis that usually appears in the lower extremities. It affects about 0.3-1.2% of diabetic patients, the majority of whom have type 1 diabetes. The etiology and pathogenesis of this disorder are still unclear. NL is characterized by skin rash that usually affects the shins. The average onset is 30 years, with females b...