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  1. 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.

  2. Psoriasis: Diagnosis, Treatment, and Steps to Take

    Psoriasis is a skin disease that causes red, scaly skin that may feel painful, swollen, or hot. Learn more about the types and what causes psoriasis.

  3. Psoriasis: Research & Resources

    Psoriasis is a skin disease that causes red, scaly skin that may feel painful, swollen, or hot. Learn more about the types and what causes psoriasis.

  4. Juvenile Idiopathic Arthritis Symptoms, Types, Causes | NIAMS

    Types of Juvenile Idiopathic Arthritis (JIA) There are multiple types of JIA, each with distinct features. Generally, they all share arthritic symptoms of joint pain, swelling, warmth, and …

  5. Skin Diseases, Conditions, & Disorders | NIAMS

    Jun 5, 2025 · Psoriasis Psoriasis is a skin disease that causes red, scaly skin that may feel painful, swollen, or hot. Learn more about the types and what causes psoriasis.

  6. Psoriasis | Temas de salud | NIAMS

    Psoriasis can be difficult to diagnose, because it often looks like other skin diseases. Your doctor may take a small skin sample to examine under a microscope. There are several different …

  7. Psoriatic Arthritis Symptoms, Causes, & Risk Factors | NIAMS

    Psoriatic arthritis can occur in those who have psoriasis, often causing joint pain & swelling. Learn about the symptoms & risk factors for psoriatic arthritis.

  8. Alopecia Areata–Hair Loss Symptoms, Types, & Causes | NIAMS

    Types of Alopecia Areata There are three main types of alopecia areata: Patchy alopecia areata. In this type, which is the most common, hair loss happens in one or more coin-sized patches …

  9. Arthritis - Overview and Types | NIAMS

    Types of Arthritis There are several types of arthritis. Common ones include the following. Ankylosing spondylitis is a type of arthritis that causes inflammation in the joints and ligaments …

  10. Autoimmune Diseases - Overview and Types | NIAMS

    Mar 22, 2023 · Types of Autoimmune Diseases There are several types of autoimmune diseases. These include the following. Alopecia areata happens when the immune system attacks hair …