The following are the most important diseases or complications that can be caused by anal itching (pruritus ani):
Skin and subcutaneous (L00-L99).
- Skin damage, especially scratched skin.
- Scarring
- Recurrent pruritus (recurrent itching)
Infectious and parasitic diseases (A00-B99).
Psyche – Nervous System (F00-F99; G00-G99).
- Severe mental stress