American Urological Association - Lice
Home Education AUAUniversity Education Products & Resources Pathology for Urologists Penis Infections Lice


Image A

  • Agent: Pediculus pubis (the crab louse).
  • Appearance: image A.
  • Clinical: itching of hair bearing regions of the groin, scrotum, and thighs; penile lesions sometimes appear as "blue spots."
  • Transmission: physical contact and contaminated clothing.
  • Treatment: topical insecticide and antibiotics.