Necrosis grasa del recién nacido: A propósito de un caso

newborn fat necrosis is an unfrequent disease that compromises the adipose tissue and develops during the first weeks of life. it is characterized by reddish-purple nodules and/or plaques with a hard elastic consistency, isolated or múltiple, localized at the back, shoulders, buttocks, arms, thighs and chin. they evolve spontaneously to regression and unfrequently develop complications, being hypercalcemia the most observed. the pathogenesis of newborn fat necrosis is unknown, although certain risk factors for its development have been identified. case-report: a 36 weeks preterm male newborn with a clinical picture compatible with fat necrosis. the diagnosis was made according to the clinical findings and his perinatal history, confirming it with pathology. the patient evolution was complete improvement and regression of the lesions, without complications.