Raynaud’s disease, often called Raynaud’s phenomenon, is a condition that makes certain parts of your body—usually fingers and toes—react strongly to cold or stress. If you have Raynaud’s, you might notice your fingers turning white, then blue, and finally red…
Buerger’s disease, also known as thromboangiitis obliterans, is a rare inflammatory condition that primarily affects the small and medium-sized arteries and veins in the arms and legs. It is strongly associated with tobacco use, especially heavy smoking. The disease causes…
Henoch-Schönlein purpura (HSP), also known as Immunoglobulin A vasculitis (IgAV), is a condition caused by inflammation of small blood vessels, particularly those in the skin, joints, intestines, and kidneys. The fundamental cause of HSP is an abnormal immune response that…
Kawasaki vasculitis, more commonly known as Kawasaki disease, is a rare but serious condition that mainly affects young children. It causes inflammation in the blood vessels throughout the body, and if not treated promptly, it can lead to complications involving…
Wegener’s granulomatosis, now more commonly called granulomatosis with polyangiitis (GPA), is a complex autoimmune disease that primarily affects small to medium-sized blood vessels, causing inflammation and damage in various organs, especially the respiratory tract and kidneys. The exact cause of…
Churg-Strauss syndrome, also known as eosinophilic granulomatosis with polyangiitis (EGPA), is a rare autoimmune disorder characterized by inflammation of small to medium-sized blood vessels, excessive accumulation of eosinophils (a type of white blood cell), and granuloma formation. This disease primarily…
Polyarteritis nodosa (PAN) is a rare and serious disease characterized by inflammation of medium and small arteries, which leads to damage in the blood vessel walls. This inflammation causes the arteries to weaken, narrow, or become blocked, resulting in reduced…
Giant cell arteritis (GCA), also known as temporal arteritis, is a serious inflammatory condition that affects the large and medium-sized arteries, especially those in the head and neck. The inflammation can cause the arteries to narrow or become blocked, leading…
Takayasu arteritis is a rare and complex disease that primarily affects large blood vessels, especially the aorta and its main branches. Understanding what causes Takayasu arteritis involves exploring how the body’s immune system, genetics, and environmental factors interact to trigger…
Behçet’s disease is a complex, chronic condition that causes inflammation of blood vessels throughout the body, leading to a wide range of symptoms that can affect many different organs and systems. The signs of Behçet’s disease often appear in recurring…