Pruritus Ani
- Describes this condition of anal itching, and treatment.
- http://www.skinsite.com/info_pruritus_ani.htm

Invisible Itches: Insect and Non-Insect Causes
- Article about biting arthropods and other causes of irritations of unknown origin.
- http://www.ca.uky.edu/agc/pubs/ent/ent58/ent58.pdf

NCI: Pruritus
- Includes ways to relieve itching and types of cancer and treatments that may increase the risk of developing pruritus.
- http://www.cancer.gov/cancerinfo/pdq/supportivecare/pruritus/Patient

Pruritus
- Medical overview from the Canadian Encyclopedia of Dermatology.
- http://www.fortunecity.com/marina/victory/11/pruritus.htm

Postgraduate Meditine: Patient Notes: Itching
- Basic information on causes and treatments.
- http://www.postgradmed.com/issues/1997/08_97/pn_itch.htm