Polyarteritis nodosa (PAN) is a condition caused by an autoimmune reaction, in which the body's immune system attacks its own tissues. In polyarteritis nodosa, the abnormal immune reaction is directed against the blood vessels in the body and can occur in any part of the body. Parts of the body often affected include the nerves, heart, joints, and digestive tract.
Signs and symptoms associated with polyarteritis nodosa include
- general feelings of illness and fatigue,
- decreased appetite,
- fevers,
- weight loss, and
- joint pains.
Other symptoms and signs can include
- abdominal pain,
- blood in the stool,
- skin sores,
- hard or tender nodules in the skin,
- skin ulcers,
- chest pain, and
- shortness of breath.
Cause of polyarteritis nodosa
The cause of PAN is unknown.
Other polyarteritis nodosa (pan) symptoms and signs
- Abdominal Pain
- Blood in the Stool
- Chest Pain
- Decreased Appetite
- Fatigue
- Feeling Ill
- Fever
- Hard Nodules in the Skin
- Joint Pain
- Shortness of Breath
- Skin Sores or Ulcers
- Weight Loss
Main Article on Polyarteritis Nodosa (PAN) Symptoms and Signs
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References
Jameson, J. Larry, et al. Harrison's Principles of Internal Medicine, 20th Ed. New York: McGraw-Hill Education, 2018.