血源性髂骨骨髓炎是一种少见的松质骨化脓性感染疾患,临床症状凶险,早期误诊率高,急性期合并病理性髋脱位更为罕见。患儿:男,10岁。因畏寒、发热,右臀及髂部疼痛,活动受限,经抗生素等治疗无效,于发病后20天转入我院。体温39℃,脉搏120次/分,右髂嵴部软组织肿胀,皮温增高,有明显触压痛,无波动惑。右下肢活动轻度受限,Thomas 征、Allis 征阳性,右臀及髂窝轻度压痛。未扪及异常肿物。X 线摄片见:右髂骨翼上半部呈蜂窝状骨质破坏,右髋部骨质未见异常。术中清除黄色粘稠脓液及邻近髂骨骺核的髂骨体化脓性病灶及死骨,留置两根胶管分别用作抗生素冲洗及负压引流,术后第3天体温恢复正常,第4天出现右下肢短缩畸形。X 线片示右髋关节病理性脱位。即行右下肢皮肤牵引,重6 kg,3天后摄片复查右股骨头已复位。继续以2 kg 维持牵引2周。3个 Hematogenous iliac osteomyelitis is a rare cancellous ossifying infection, dangerous clinical symptoms, high early misdiagnosis rate, acute phase with pathological hip dislocation is more rare. Children: male, 10 years old. Due to chills, fever, right hip and iliac pain, limited mobility, antibiotics and other treatments ineffective, 20 days after onset into our hospital. Body temperature 39 ℃, pulse 120 beats / min, soft tissue swelling of the right iliac crest, skin temperature increased, there is obvious tenderness pain, no fluctuation puzzled. Right lower extremity activity was mild limited, Thomas sign, Allis sign positive, right hip and iliac fossa mild tenderness. No palpable abnormalities. X-ray showed: the upper right iliac wing was honeycomb bone destruction, no abnormalities in the right hip bone. Intraoperative clearing of yellow viscous pus and adjacent iliac epiphyseal nucleus iliac pyogenic lesions and sequestrum, two hoses were left for antibiotic flushing and negative pressure drainage, body temperature returned to normal after the first 3 days, the first 4 days Right lower limb shortening deformity appears. X-ray showed right hip pathological dislocation. The right lower extremity skin traction, weighing 6 kg, 3 days after radiography review right femoral head has been reset. Continue to 2 kg to maintain traction for 2 weeks. Three