例 1　男 ,4 6岁。因发作性头痛 2年于 1999年 2月被诊为高血压病 ,仅口服北京降压 0号 1片 /d治疗。服药第 3天开始出现双足跟疼痛 ,走路时明显。自服布洛芬效果不佳 ,于 1999年 3月来我科诊治。查体 :血压 130 / 80mmHg ,精神尚好 ,心肺 (- ) ,双足跟处无红肿 ,X线检查未见骨 Example 1 male, 4 6 years old. Due to episodes of headache 2 years in February 1999 was diagnosed with hypertension, only oral Beijing No. 1 0 blood pressure / d treatment. The first three days of medication began to appear with both feet with pain, walking obvious. Self-serving ibuprofen ineffective, in March 1999 to our department diagnosis and treatment. Physical examination: blood pressure 130 / 80mmHg, the spirit is good, cardiorespiratory (-), no swelling with both feet at the X-ray examination showed no bone