约 20% 的镰状细胞病儿科患者发生缺血性坏死,股骨头是最常见的部位,大多数处于 II 期和 III 期。它被认为是疾病严重程度的指标。
如果没有镰状细胞病史,则考虑 Perthes 病,这是一种特发性疾病。
参考文献
1. Kim H & Morris W. Pediatric Femoral Head Osteonecrosis Secondary to Trauma, Sickle Cell Disease, and Corticosteroid Therapy. Journal of the Pediatric Orthopaedic Society of North America. 2021;3(2):285. doi:10.55275/jposna-2021-285
2. Hamood W, Hassan M, Yesser W. Avascular Bone Necrosis in Pediatric Patients with Sickle Cell Disease in Basrah, Iraq. Journal of Applied Hematology. 2024;15(1):42-9. doi:10.4103/joah.joah_14_24