Skin Diseases, Conditions & Disorders| NIAMS
2023年4月3日 · It is a long-term disease that causes reddened skin and pimples, usually on the face. It can also make the skin thicker and cause eye problems. Scleroderma. Scleroderma causes areas of tight, hard skin, but can also harm your blood vessels and organs. Learn the causes and treatments of this skin disease. Vitiligo.
Psoriasis Types, Symptoms & Causes | NIAMS
2024年8月5日 · Types of Psoriasis. There are different types of psoriasis, including: Plaque psoriasis. This is the most common kind, and it appears as raised, red patches of skin that are covered by silvery-white scales. The patches usually develop in a symmetrical pattern on the body and tend to appear on the scalp, trunk, and limbs, especially the elbows ...
What is Acne? Definition & Types | NIAMS - National Institute of ...
2023年6月22日 · Types of Acne. Acne causes several types of lesions, or pimples. Doctors refer to enlarged or plugged hair follicles as comedones. Types of acne include: Whiteheads: Plugged hair follicles that stay beneath the skin and produce a white bump. Blackheads: Plugged follicles that reach the surface of the skin and open up.
Raynaud's Phenomenon or Disease Treatment & Types | NIAMS
Raynaud’s phenomenon is a condition that causes the blood vessels in the extremities to narrow, restricting blood flow. The episodes or “attacks” usually affect the fingers and toes. In rare cases, attacks occur in other areas such as the ears, tongue, or nose. An attack usually happens from exposure to cold temperatures or emotional stress.
All Diseases and Conditions | NIAMS
2019年7月22日 · Bone has many important jobs in the body. Bone provides a strong framework to support and protect the soft organs (such as the brain, heart, and lungs) from injury and work with muscles to hold up the body when we stand and move. NIAMS focuses on arthritis, musculoskeletal & skin diseases. Find causes, treatment & prevention for over 50 health ...
What is Pemphigus? Symptoms & Causes | NIAMS
Overview of Pemphigus. Pemphigus is a disease that causes blistering of the skin and the inside of the mouth, nose, throat, eyes, and genitals. The disease is rare in the United States. Pemphigus is an autoimmune disease in which the immune system mistakenly attacks cells in the top layer of the skin (epidermis) and the mucous membranes.
What is Ichthyosis? Definition & Causes | NIAMS
Ichthyosis refers to a group of skin disorders that lead to dry, itchy skin that appears scaly, rough, and red. The symptoms can range from mild to severe. Ichthyosis can affect only the skin, but some forms of the disease can affect internal organs as well. Most people have a genetic form of ichthyosis that results from a changed gene, often ...
Osteogenesis Imperfecta (Brittle Bone Disease) Types | NIAMS
Types of Osteogenesis Imperfecta. There are several types of OI, and different classifications are used based on the severity of the disease or on the nature of the underlying gene defect. Type I is the mildest and most common form of OI. Type II is the most severe form of OI. Other types of OI have symptoms that fall between Type I and Type II ...
Common Causes of Back Pain - Types & Treatment | NIAMS
2023年9月28日 · Inflammatory Conditions. Ankylosing spondylitis, a specific type of arthritis of the spine. Other types of inflammatory arthritis of the spine. Other Medical Conditions. Osteoporosis, which can lead to painful fractures of the vertebrae. Fibromyalgia, a condition of widespread muscle pain and fatigue. Kidney stones or infections.
Arthritis and Rheumatic Diseases & Conditions | NIAMS
2023年9月6日 · Arthritis is often used to refer to any disorder that affects the joints. Rheumatic diseases usually affect joints, tendons, ligaments, bones, and muscles. What is ankylosing spondylitis? It is arthritis that affects the spine, usually producing redness, heat, swelling, and pain in the spine where it joins the pelvis.