Avascular necrosis of the femoral head in sickle cell disease in pediatric patients suffering from hip dysfunction.

Objective: The aim of this study is to verify the prevalence of avascular necrosis (AVN) in pediatric patients with sickle cell anemia and hip dysfunction, and to evaluate the presence of associated risk factors.

Method: A cross-sectional study was conducted in a group of 92 patients with sickle cell disease and hip dysfunction. Clinical and sociodemographic characteristics were collected, and laboratory variables were evaluated.