[Post-traumatic liponecrosis. Apropos of a clinical case].

Localized post-trauma liponecrosis, also called lipoatrophy, is a benign disease with no functional consequences but does cause important aesthetic problems. Diagnosis is often missed. Necrosis of the adipocytes occurs after direct trauma and absorption of the haematoma. It is important to search for favouring factors and order the necessary examinations. The therapeutic strategy is presented.