Endocrine disorders are a major cause of male infertility one of the reasons must be given adequate attention. And male infertility-related endocrine disease in the following areas:
   1. Testicular endocrine abnormalities of the disease: primary testicular dysfunction, more common are Kline Felter (Kline felter) syndrome, radiation injury, cytotoxic injury, malnutrition, etc.; secondary testicular dysfunction, such as the Kallmam's syndrome, androgen receptor, shown by the lack of male pseudohermaphroditism and so on.
   2. Adrenal Disease: Addison's disease (Addison''s disease), Cushing's syndrome, feminization of adrenal tumors, congenital adrenal hyperplasia, aldosterone increased disease processes, can cause male infertility.
   3. Thyroid diseases: severe hypothyroidism or hyperthyroidism, may affect the reproductive functions. Hypothyroidism, the testosterone synthesis reduced sperm production is suppressed, and sexual dysfunction. Hyperthyroidism is often associated with gynecomastia, loss of libido, impotence and so on.
    4. Pituitary lesion: pituitary hyperthyroidism, early increase in libido can occur, and changes in body shape, and then they occurred libido, sperm abnormalities, impotence, etc. and lead to infertility. Pituitary dysfunction, such as pituitary tumor, inflammation, surgery or radiotherapy damage pituitary damage, leading to hypopituitarism, there sexual desire, sexual intercourse reduced ability, testicular atrophy, sperm production obstacles. Pituitary tumor can increase blood prolactin levels interfere with LH secretion and inhibit spermatogenesis and the outbreak of impotence, leading to male infertility.

Dong's Chinese Medicine Research Institute, Shijiazhuang Tel :0311-88468620