Wegener?s granulomatosis

Injury	Disease	Nutrition	Poison

Symptoms	Surgery	Test	Special Topic

Adenocarcinoma - chest X-ray

Wegener's granulomatosis on the leg

Wegener?s granulomatosis

Definition:

Wegener's granulomatosis is a rare disorderthat causesblood vessels in the upper respiratory tract (nose, sinuses, ears), lungs, and kidneys to become swollen and inflammed. The eyes, skin, and jointsmay also be affected. Arthritis occurs inabout half of all cases.

Alternative Names:
Midline granulomatosis
Causes, incidence, and risk factors:

The cause is unknown.Wegener's granulomatosis is thought to be an autoimmune disorder.

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Patients with this disease develop sores (lesions) in therespiratory tract and the kidneys.Kidney lesions cause glomerulonephritis, whichmay result in blood in the urine and kidney failure.

Kidney disease can quickly get worse.If untreated, kidney failure and death occur in more than 90% of patients.

Wegener's granulomatosis is most common in middle-aged adults. Men are affected twice as often as women. It is rare in children, but has been seen in infants as young as 3 months old.

References:

Murray J, Nadel J. Textbook of Respiratory Medicine. 3^rd ed. Philadelphia, Pa: W.B. Saunders Company; 2000: 1462-1463.