Lichen Planus is a rare, mucocutaneous, disorder involving an itchy rash, lesions or papules -- areas of inflamed eruptions - that recurs over a period of months or years. Special forms of lichen planus include: Drug-induced lichen planus, Lupus erythematosus-lichen planus overlap syndrome, Lichen planus pemphigoide, Keratosis lichenoides chronica, Lichenoid reaction of graft-versus-host disease, Lichenoid keratosis and Lichenoid dermatits. If you or a loved one has lichen planus, this invaluable reference contains causes, tests and available treatments along with a concise reference guide.

Ichthyosis is a common term for a family of rare genetic skin illnesses indicated by dry, thickened, scaling or flaking skin. This Encyclopedia contains tests, causes and treatment options for 28 variants of the disease including Harlequin Baby and Ichthyosis Vulgaris.

Lichen Planus is a rare, mucocutaneous, disorder involving an itchy rash, lesions or papules -- areas of inflamed eruptions - that recurs over a period of months or years. Special forms of lichen planus include: Drug-induced lichen planus, Lupus erythematosus-lichen planus overlap syndrome, Lichen planus pemphigoide, Keratosis lichenoides chronica, Lichenoid reaction of graft-versus-host disease, Lichenoid keratosis and Lichenoid dermatits. If you or a loved one has lichen planus, this invaluable reference contains causes, tests and available treatments along with a complete reference guide.