骨样骨瘤7例报告

目的：分析7例骨样骨瘤的临床及影像学特点，总结诊断经验。方法：病变位于长骨干4例，跟骨，髋臼，胫骨下端各1例，对所有患都进行了局灶切除及病理检查，结果：术后7例症状均消失，长骨干4例术前诊断与病理报告相符，其余3例术前均未得到正确诊断。结论：松质骨骨样骨瘤其X线表现不典型是诊断困难的重要原因，X片骨硬化和病人疼痛症状应为诊断的重要线索，必要时拍断层照片或CT检查，有助于明确诊断。

The Report of 7 Cases Osteoid-Osteoma

Objective:To evaluate the clinical and imaging characteristics of osteoid-osteoma in 7 cases to enrich diagnostic experience.Method:4 cases of osteoid-osteoma located at the shaft of long bone,other 3 cases located at calcaneus, acetabula and the lower part of tibia respectively,Every patient was given local excision and pathological examination.Results:The symptoms disappeared in all.The pre-operative and pathological diagnoses for those located at the shaft of long bone were identical,the rest 3 cases were not diagnosed correctly before operation.Conclusion:untypical X-ray image of spongy bone osteoid-osteoma is the main reason for the pre-operative misdiagose.X-ray osteosclerosis and symptoms such as pain should be the important clues for diagnosis.Tomagraphy and CT are helpful for correct diagnosis.