低血磷性抗D佝偻病较少见。笔者收治3例,皆误诊为佝偻病1～6年之久。现报告1例。男,8岁。6年前出现走路不稳,自述双下肢不适,活动少,在当地医院拟诊佝偻病予以钙糖片口服数月。因效果不佳而来诊,患儿有佝偻病体征,查血钙8mg%,AKP50单位,血磷未查,诊为佝偻病而给予维生素D_360万单位肌注,每周1次,3 Hypophosphatemic anti-D rickets is rare. The author admitted to 3 cases, all misdiagnosed as rickets 1 to 6 years. Now report 1 case. Male, 8 years old. 6 years ago appeared walking instability, readme double lower limb discomfort, less activity, in the local hospital to be diagnosed with rickets for oral calcium tablets for several months. Due to the poor performance of the clinic, children with rickets signs, check blood calcium 8mg%, AKP50 units, phosphorus did not check, diagnosed as rickets and given vitamin D_360 million units intramuscularly, once a week, 3