The American Academy of Dermatology provides information about the care of skin, hair, and nails. You can find a dermatologist in your area by calling 1-888-462-DERM (1-888-462-3376).

The American Society for Dermatologic Surgery was founded in 1970 to promote excellence in the subspecialty of dermatologic surgery and to foster the highest standards of patient care. Information on the treatment of skin conditions and referral lists are available online and through the ASDS toll-free hotline. The hotline is open during weekday business hours (Central standard time).

The mission of the American Venous Forum is to improve the care of patients with vein and lymph disorders by providing a forum for education and the exchange of information about basic and clinical research in the venous and lymphatic systems. The Web site offers an online book entitled The Layman's Handbook of Venous Disorders that explains basic terms and treatment options and offers answers to frequently asked questions.