答:多数慢性肝病男性患者都出现性机能减退的征象和女性化特征。其重要的主诉为性欲减退、阳萎、体毛脱落以及出现女性型乳房、蜘蛛痣和肝掌等。蜘蛛痣和肝掌也被视为女性化的迹象。这些现象的出现主要是性激素的异常代谢所致。在临床上,大部分慢性肝病的原因是酒精和病毒以及寄生虫感染的后果。这些病原及其代谢产物,除了可引起肝脏损害外,还能直接引起睾丸生发层上皮的损伤,致使这些患者的精子浓度和精液量显著降低。组织学检查发现睾丸萎缩,体积缩小,形成了所谓的睾丸功能衰竭。生化检查发现,肝功能不全的患者,其睾酮量明显降低,而且主要 A: Most men with chronic liver disease have signs of sexual dysfunction and feminized features. Its main complaints of loss of libido, impotence, body hair loss and the emergence of female breasts, spider nevus and liver palms. Spider nodules and liver palms are also seen as signs of feminization. The appearance of these phenomena is mainly due to the abnormal metabolism of sex hormones. Clinically, most of the causes of chronic liver disease are the consequences of alcohol and virus and parasitic infections. In addition to causing liver damage, these pathogens and their metabolites can directly cause damage to the epithelium of the germinal layer of the testis, resulting in a significant reduction in sperm concentrations and semen volume in these patients. Histological examination found that testicular atrophy, reduced size, the formation of the so-called testicular failure. Biochemical tests found that patients with liver dysfunction, the testosterone was significantly reduced, but mainly