小儿佝偻病俗称软骨病,是因缺乏维生素D引起钙、磷代谢失常,以骨骼生长发育障碍为主的全身性疾病。早期发现和诊断是防治佝偻病的关键。但以往国内诊断佝偻病,主要依据临床症状、体征、腕部X线片检查,以及血钙、血磷、血清碱性磷酸酶总活性测定,其中许多指标并非佝偻病的特异性指标,判定标准不易掌握,受主观和经验因素影响较多;加之佝偻病早期表现缺乏特异性,单纯依靠临床表现不易早发现、早诊断,以至于延误治疗,导致患儿骨骼改变。同时在实际工作中发现,有的婴幼儿只有症状而无体征,有的只有体征而无症状,特别是现在市场上的补钙制剂和鱼肝油普及,许多家长不规 Pediatric rickets commonly known as rickets, is due to a lack of vitamin D caused calcium and phosphorus metabolism disorders, skeletal growth and development disorders based systemic disease. Early detection and diagnosis is the key to prevention and treatment of rickets. However, in the past domestic diagnosis of rickets, mainly based on clinical symptoms, signs, wrist X-ray examination, and serum calcium, phosphorus, serum total alkaline phosphatase activity determination, many of which are not specific indicators of rickets, the criteria are not easy to grasp , Subject to more subjective and empirical factors; combined with the early lack of specificity of rickets, early relying on clinical manifestations difficult to early detection, early diagnosis, as a result of delayed treatment, resulting in bone changes in children. At the same time in the actual work found that some infants and young children only symptoms and no signs, and some only signs and symptoms, especially in the market now calcium preparations and cod liver oil popularity, many parents irregular