Onycholysis is the separation of a nail from its bed associated with psoriasis, dermatitis of the hand, fungal infection, pseudomonas infection and many other conditions. Photo courtesey of Mediscan.
Psoriasis of the scalp
A common genetically determined chronic, inflammatory skin disease characterized by rounded erythematous dry, scaling patches. Psoriasis lesions have a predilection for nails, scalp, genitalia, extensor surfaces, and the lumbosacral region. Accelerated epidermopoiesis is considered to be the fundamental pathologic feature in psoriasis. Photo courtesy of Mediscan.
Guttate psoriasis is a form of psoriasis made up of teardrop-shaped, red, scaly patches all over the body. A lung infection may cause this reaction in some patients. Photo courtesy of Mediscan.
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Psoriatic Arthritis showing the swelling of the hand joints. Approximately 10% of patients who have psoriasis also develop an associated inflammation of their joints. It is possible for patients to develop arthritis before psoriasis in some cases. A systemic rheumatic disease, psoriatic arthritis can result in inflammation of the eyes, heart, lungs, and kidneys in addition to the skin. Photo courtesy of Dr. Ken Greer
Close-up of a foot dotted with multiple yellow pustules and brown scabs caused by pustular psoriasis. The skin is bright pink and flaky, with brown scabs occurring where the pustules have dried out. The cause of psoriasis is unknown, although a genetic factor is thought to be involved. There is no cure, the only treatment being soothing creams. Photo courtesy of Dr. P. Marazzi / Photo Researchers, Inc.
Plaque psoriasis of the knee in an adult male patient. Psoriasis is a chronic skin condition where excessive skin growth can lead to scaly, thickened patches, or plaques, of skin. It is often stress-related, although sometimes the cause is unknown. Photo courtesy of Dr. P. Marazzi / Photo Researchers, Inc.