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肛门直肠恶性黑色素瘤较少见。1857年Morre首次报告1例,Chlier等(1912)复习文献及自己病例共报告64例,Miles(1931)在1,500例直肠癌中发现3例,Morson和Volkstadt(1963)在同一医院22年(1938—1959)中报告15例,1964年Bacon收集资料报告216例,1966年Mason Helwig又综述250例,此后至1977年又相继有Sergeev(1973)52例,吉(1975)40例,Waryamsingh等(1976)5例,Alexander(1977)17例。国内仅见黄莚庭、张挽华各报告1例,我院自1954年1月至1977年1月23年间,经病理证实者5例,报告于下:
Anorectal malignant melanoma is less common. In 1857, Morre first reported 1 case, Chlier et al (1912) reviewed the literature and reported 64 cases in his own case, Miles (1931) found 3 cases in 1,500 cases of rectal cancer, and Morson and Volkstadt (1963) in the same hospital for 22 years (1938) In 1959, 15 cases were reported. In 1964, Bacon collected data and reported 216 cases. In 1966, Mason Helwig reviewed 250 cases again. Later, in 1977, there were 52 cases of Sergeev (1973), 40 cases of Kyrgyzstan (1975), and Waryamsingh. 1976) 5 cases, Alexander (1977) 17 cases. In China, only one case was reported by Huang Xiaoting and Zhang Banghua. In our hospital from January 1954 to January 23, 1977, 5 cases confirmed by pathology were reported as follows: