直肠肿瘤误诊为前列腺肿瘤16例

Misdiagnosis of rectal tumour as tumor of prostate in 16 cases

目的分析直肠肿瘤误诊的原因及教训，提高临床医生对该病的认识水平与警惕性，以减少误诊的发生。方法对16例外院误诊为前列腺肿瘤的直肠肿瘤病例的临床资料进行回顾性分析。所有病例入院后均行前列腺特异抗原测定（PSA），经直肠B超、CT或MRI及经直肠穿刺活检。12例行Miles手术，4例行肿块局部切除术。结果16例患者均经手术证实为直肠肿瘤，其中直肠平滑肌瘤13例，直肠平滑肌肉瘤1例，直肠间质肿瘤2例。结论部分直肠肿瘤与前列腺肿瘤在临床表现上相似。PSA、CT或MRI以及经直肠穿刺活检有利于鉴别诊断。手术切除是目前治疗的有效手段。

Objective To analyze the cause of misdiagnose of rectal tumors and improve the diagnostic level. Methods A retrospective analysis was made 16 cases of rectum tumor misdiagnosed of prostate tumor by other hospital. All cases were treated with prostate special antigen （ PSA）, rectal B - ultrasound, CT or MRI and rectal puncture biopsy. 12 cases were treated with Miles＇ operation and 4 cases was treated with tumor local resection. Results Rectum tumors in 16 cases were identified by operation. There were 13 cases rectal leiomyoma,1 case rectal leiomyosarcoma and 2 cases rectal interstitial tumor. Conclusion Some rectal tumors are similar with prostate tumors in clinical syndrome. PSA, CT or MRI and rectal puncture biopsy are advantageous of differential diagnosis. Resection is an effective treatment currently.