1, erectile abnormalities: erectile dysfunction (impotence), abnormal penile erection; 2, ejaculatory dysfunction: premature ejaculation, non-ejaculation, retrograde ejaculation, ejaculatory pain; 3, sexual desire abnormalities: hypersexuality, hypoactive sexual desire, sexual aversion; 4, male endocrine and gonadal diseases: precocious puberty, hyperprolactinemia, delayed male puberty, male delayed hypogonadism; 5, varicose veins of the spermatic cord 6. prostate diseases: acute and chronic prostatitis, benign prostatic hyperplasia; 7. non-specific infections of the male genital system: acute/chronic vesiculitis, acute/chronic epididymitis, seminal vesicle abscess, spermatorrhea, hematospermia; 8. male sexually transmitted diseases: gonorrhea, non-gonococcal urethritis, syphilis, soft chancre, condyloma acuminata, genital herpes, infectious Molluscum contagiosum, pubic lice, venereal lymphogranuloma, inguinal granuloma, AIDS; 9. Common male skin diseases: glansitis, scrotal eczema, scabies, ringworm, skin horns, etc.; 10. 11. Male genital tumors: prostate cancer, penile cancer, testicular tumor, epididymal tumor, seminal vesicle tumor, scrotal paget disease; 12. Male infertility: oligospermia, weak sperm, deformed sperm, dead sperm, abscess sperm, semen indigestion, semen hypospermia and infertility caused by immune factors; 13. Male psychosexual abnormalities: homosexuality, transvestism, fetishism, sadism, venereal disease phobia, etc.