text: <unk>  masses may be caused by tumors,injury,truma,infections.
  Also the causes depends on the anatomical origin.
option_0: Scrotal mass causes
option_1: Rectal prolapse causes
option_2: Scrotal swelling causes
option_3: Pilonidal cyst causes
option_4: Urethral cancer causes
option_5: Scrotal mass pathophysiology
option_6: Cystitis causes
option_7: Appendicitis causes