Usually according to the causes of hyperhidrosis, determine the department that need to hang up, the specific analysis is as follows: 1, disease factors: when the patient has endocrine disorders or hormonal disorders, such as hyperthyroidism, hyperpituitary function, gestational diabetes mellitus, or a combination of neurological diseases, it is recommended to treat the primary disease, need to go to the relevant departments, such as dermatology, endocrinology and so on; 2, mental factors: may be due to mental tension, anxiety, anger, fear and other abnormal emotions, caused by sympathetic nervous system dysfunction, the emergence of hyperhidrosis, it is recommended that the patient to visit the Department of Psychiatry or the Department of Neurology.