一、发病率睑板腺癌(麦氏腺癌)在国外是一种罕见的眼睑肿瘤,是所有眼睑上皮癌中最恶性的肿瘤之一,约占眼睑恶性肿瘤的1—5.5%,Welch和Duke统计为0.2%,Morax和Ziangirora为1.9%。本病系Thiersch(1865)首先报道,其后Allaire(1891)以睑板腺癌报告于世,直至1963年,Ginsberg报告142例。本病常发生于老年,大多在40～80岁之间,平均年龄61.6岁,文献上最小发病年龄为3.5岁(Knapp)。一些作者认为,此病男女发病率几乎相等,Sweebe和Cogan发 First, the incidence of Meibomian gland cancer (Metz Adenocarcinoma) is a rare eyelid tumor in foreign countries, all eyelid epithelial cancer is one of the most malignant tumors, accounting for 1-5.5% of eyelid malignancies, Welch and Duke statistics are 0.2%, Morax and Ziangirora is 1.9%. Thiersch (1865) first reported that subsequently Allaire (1891) reported meibomian adenocarcinoma to the world until 1963, Ginsberg reported 142 cases. The disease often occurs in the elderly, mostly in the 40 to 80 years old, with an average age of 61.6 years old, the minimum age of onset of the literature was 3.5 years old (Knapp). Some authors believe that the incidence of men and women in this disease is almost the same, Sweebe and Cogan made