1. White Spot Disease -- Information from Healthwise
It is possible that the main title of the report Lichen Planus is not the name you expected. The complete report contains additional information including symptoms, causes, affected population, related disorders, standard and investigational...
http://www.everettclinic.com/kbase/nord/nord229.htm

2. Lichen Sclerosus -- AOL Medical Encyclopedia
Lichen Sclerosus et Atrophicus. Lichen sclerosus is a chronic skin disorder that most commonly affects post-menopausal women. It is possible that the main t...
http://body.aol.com/conditions/lichen-sclerosus

3. Lichen Sclerosus -- National Institute of Arthritis and Musculoskeletal and Skin Diseases
Prescription medications are required to treat vulvar lichen sclerosus, nongenital lichen sclerosus that is causing symptoms, and lichen sclerosus of the penis that is not cured by circumcision. Because other diseases of the genitalia can look...
http://www.niams.nih.gov/hi/topics/lichen/lichen.htm