
Psoriasis - Symptoms and causes - Mayo Clinic
Dec 17, 2025 · Psoriasis is a skin disease that causes a rash with itchy, scaly patches, most commonly on the knees, elbows, trunk and scalp. Psoriasis is a common, long-term (chronic) disease with no …
Psoriasis: Types, Causes, Symptoms, & Treatment - WebMD
Psoriasis can last for years. Learn more about the types, symptoms, causes, and effective treatment options for psoriasis.
Psoriasis: Causes, Triggers, Treatment, and More - Healthline
Jul 11, 2025 · Psoriasis is a chronic skin condition that can cause red, scaly patches of skin to appear. Learn more about what it is, why it appears, and how it’s treated.
Psoriasis Symptoms, Causes, & Risk Factors | NIAMS
Psoriasis is a chronic autoimmune skin disease where patches of skin become red & scaly. Learn more about the types, symptoms,& possible causes of psoriasis.
Psoriasis: Early Signs and Symptoms - Health
Sep 21, 2025 · Early psoriasis symptoms include dry, raised patches of skin and discoloration. Plaque psoriasis is the most common type, affecting 80%-90% of cases. Erythrodermic psoriasis is severe …
Psoriasis - Penn Medicine
Aug 5, 2024 · Psoriasis is a skin condition that causes skin redness, silvery scales, and irritation. Most people with psoriasis have thick, red, well-defined patches of skin with flaky, silver-white scales.
Psoriasis: What It Is, Causes, Diagnosis & Treatment
Sep 12, 2025 · Psoriasis is an autoimmune skin disorder that causes raised patches of itchy, inflamed skin. Learn what psoriasis looks like, its causes and triggers, and treatment.
Psoriasis: What It Is, Symptoms, Causes, Types & Treatment
Sep 15, 2022 · What is psoriasis? Psoriasis is an autoimmune condition that causes inflammation in your skin. Symptoms of psoriasis include thick areas of discolored skin covered with scales. These …
Psoriasis: Overview - American Academy of Dermatology
Psoriasis (suh-rye-ah-sis) is a condition that causes the body to make new skin cells in days rather than weeks. As these cells pile up on the surface of the skin, you may see thick, scaly patches. Those …
Psoriasis: Symptoms, Causes, Images & Treatment
Jun 24, 2025 · Discover the impact of psoriasis on over 7.5 million US adults. From its causes to managing symptoms, learn about the non-contagious immune-mediated disease and how it can …