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目的探讨男性生殖功能低下与染色体异常的关系。方法对389例生殖功能低下男性患者进行外周血淋巴细胞G显带染色体核型分析。结果 389例患者共检出染色体异常74例,其中性染色体数目异常62例;性染色体结构异常3例,46,XX男性3例,染色体易位5例,携带来源不明的标记染色体1例。结论性染色体异常是导致男性生殖功能低下的重要原因之一。
Objective To investigate the relationship between male reproductive dysfunction and chromosomal abnormalities. Methods 389 cases of reproductive dysfunction in male patients with peripheral blood lymphocytes G-banding karyotype analysis. Results A total of 74 cases of chromosomal abnormalities were detected in 389 patients, including 62 cases of abnormal chromosome number, 3 cases of sex chromosome abnormalities, 3 cases of 46 and XX males, 5 cases of chromosomal translocation and 1 case of unknown marker chromosomes. Conclusions Sexual chromosomal abnormalities are one of the important causes of male reproductive dysfunction.