摘要
目的 分析颅内恶性黑色素瘤的诊断要点。方法 报告 10例无明确颅外原发灶的黑色素瘤 ,并对其流行病学特点、临床症状、体征和影像资料进行分析。结果 青年男性常见 ;临床症状和体征表现类似脑肿瘤和脑出血 ,但病程短 ,其中 2例患者伴有皮肤黑痣 ;肿瘤CT平扫高密度多见 ,MRIT1WI多表现为高信号 ,T2WI低信号 ,有明显增强 ,常伴有卒中 ;病理均为恶性黑色素瘤 ;术前误诊 8例 ( 80 % )。结论 要综合分析该病的流行病学、临床表现。
Objective To analyse the diagnosis points of intracranial malignant melanoma. Methods There were ten patients with intracranial malignant melanoma (but without clear extracranial primary lesion),whose epidemiology, clinical symptom, physical sign and imaging data were analysed. Results Most of patients were young men, The Clinical symptom or physical sign are similar to brain tumor or cerebral hemorrhage, but the course was shot,two cases of among having skin melanotic nevus. As for most of cases, CT were high density, MRI T1WI showed high signal and T2WI low signal, which often had hemorrhage. Histological examination showed all cases were malignant melanoma. Preoperative misdiagnosis was up to eight cases(80%). Conclusions For preoperative accurate diagnosis, this disease′s epidemiology, clinical symptom,extracranial physical sign and imaging data points could be synthetical analysed.
出处
《中华外科杂志》
CAS
CSCD
北大核心
2004年第13期784-786,共3页
Chinese Journal of Surgery
