What is Raynaud’s phenomenon? Raynaud’s phenomenon is a condition that affects your blood vessels. If you have Raynaud’s phenomenon, you have periods of time called “attacks” when your body does not send enough blood to the hands and feet. Attacks usually happen when you are cold or feeling stressed. During an attack, your fingers and toes may feel very cold or numb. Raynaud’s phenomenon is also called Raynaud’s disease or Raynaud’s syndrome.

¿Qué es el fenómeno de Raynaud? El fenómeno de Raynaud es una enfermedad que afecta los vasos sanguíneos. Si usted tiene el fenómeno de Raynaud, tiene periodos llamados "episodios" cuando el cuerpo no envía suficiente sangre a las manos y los pies. Los episodios generalmente ocurren cuando la persona tiene frío o se siente estresada. Durante un episodio, los dedos de las manos y los pies pueden sentirse muy fríos o entumecidos. El fenómeno de Raynaud también se conoce como la enfermedad de Raynaud o el síndrome de Raynaud.

What are autoinflammatory diseases? Autoinflammatory diseases refer to problems with the immune system, which usually fights off viruses, bacteria, and infection. The problem causes your immune cells to attack your body by mistake. This can cause swelling that produces fever, rash, joint swelling, or serious buildup of a blood protein in your organs.

What is pemphigus? Pemphigus is a type of disease where the body’s immune system attacks healthy cells in the top layer of skin (epidermis). It causes blisters on the skin and in the mouth, nose, throat, eyes, and genitals. Some forms of pemphigus can cause death if not treated.

What is bursitis? Bursitis is a common condition that causes swelling and pain around muscles and bones. Bursitis is the swelling of the bursa, a small, fluid-filled sac that acts as a cushion between a bone and other moving parts, such as muscles, tendons, or skin.

What is tendinitis? Tendinitis is swelling and pain in a tendon, which is tissue that connects muscles to bones. It is a common condition, usually caused by repeated injuries to a tendon.

What are arthritis and rheumatic diseases? The term arthritis is often used to refer to any disorder that affects the joints. There are more than 100 rheumatic diseases. Rheumatic diseases usually affect joints, tendons, ligaments, bones, and muscles. Some rheumatic diseases can also affect the organs.

What is osteonecrosis? Your bones are made up of living cells that need a blood supply to stay healthy. In osteonecrosis, blood flow to part of a bone is reduced. This causes death of bone tissue, and the bone can eventually break down and the joint will collapse. Osteonecrosis can happen to any bone, but most often it develops in the ends of long bones, such as the: Thigh bone. Upper arm bone. Less often, the bones of the elbows, ankles, feet, wrists, and hands are affected. When the disease involves part of a bone in a joint, it can

What are shoulder problems? Most shoulder problems happen when soft tissues in the joint and shoulder region break down.

What is Behçet’s disease? Behçet’s disease can affect different parts of your body. If you have the disease, you probably have sores in the mouth or on the genitals (sex organs). More serious symptoms can include swelling, heat, redness, and pain in the eyes and other parts of the body. The disease is named after the doctor who first described it, Dr. Hulusi Behçet.