Male reproductive system

• Anorchism 


  absence of testes, congenital abnormality from defective genes
• Azoospermia


  lack of sperm in seminal fluid; may be due to blockage, low hormones, & testicular damage
• Oligospermia


  defined as sperm concentration of less than 20 million sperm per milliliter, and It becomes severe is less than 5 million sperm per milliliter
• Balanitis


  inflammation of the glans of the penis; may be due to infection
• Benign prostatic hypertrophy 


  prostate gland enlargement; common disorder for men getting older
• Chlamydia


  Sexually transmitted infection; caused by bacterium chlamydia trachomatis
• Cryptorchism ( cryptorchidism ) 


  failure of one or both testes to descend into the scrotum; developmental abnormality
• Epididymitis


  inflammation of the epididymis; caused by bacterial infection
• Gonorrhea


  STI (sexually transmitted infection); a bacterial infection
• Gynecomastia


  enlargement or swelling of breast tissue in males; caused by male estrogen levels that are too high or are out of balance with testosterone levels
• Herpes Genitalis 


  caused by the herpes simplex virus type 1 or type 2 and can manifest as primary or recurrent infection
• Hydrocele


  type of swelling in the scrotum that occurs when fluid collects in the thin sheath surrounding a testicle; common in newborns and usually disappears without treatment
• Impotence 


  common problem among men and is characterized by the consistent inability to sustain an erection sufficient for sexual intercourse or the inability to achieve ejaculation, or both
• Orchitis


  inflammation of the testicles; it can be caused by either bacteria or a virus. Both testicles may be affected by orchitis at the same time
• Phimosis


  condition in which the foreskin can’t be retracted (pulled back) from around the tip of the penis; can occur naturally or be the result of scarring
• Prostitis


  swelling and inflammation of the prostate gland
• Seminoma


  this is a slow-growing form of testicular cancer found in men in their 40s and 50s. The cancer is in the testes, but it can spread to the lymph nodes. Lymph node involvement is either treated with radiotherapy or chemotherapy. this disease are very sensitive to radiation therapy
• sterility


  refers to inability to produce a live child,
• syphilis


  an infectious venereal disease caused by the bacterium spirochete Treponema pallidum
• Urethritis


  inflammation and swelling of the urethra