Pruritus ani is itching around the anal canal. It is a common symptom and in approximately half of the cases, no cause can be found.

Causes

Anal discharge

  • Haemorrhoids

  • Fistula-in-ano

  • Skin tags

  • Warts ( Fig. 50 )

    Figure 50, Anal warts (condylomata acuminata) .

  • Carcinoma

  • Polyps

  • Gonococcal proctitis

Faecal soiling

  • Incontinence

  • Poor hygiene

  • Diarrhoea

Skin disease

  • Candidiasis

  • Tinea cruris

  • Lichen sclerosus

  • Contact dermatitis

  • Scabies

  • Psoriasis

  • Eczema

Parasites

  • Threadworms

Psychogenic

  • Anxiety

You're Reading a Preview

Become a Clinical Tree membership for Full access and enjoy Unlimited articles

Become membership

If you are a member. Log in here