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Harrison's Principles of Internal Medicine, 18e
| Part 15. Disorders of the Joints and Adjacent Tissues > Section 2. Disorders of Immune-Mediated Injury > |
Chapter 329. Sarcoidosis
Sections: Definition, Etiology, Incidence and Prevalence, Pathophysiology and Immunopathogenesis, Clinical Manifestations, Laboratory Findings, Diagnosis, Prognosis, Further Readings.
Topics Discussed: sarcoidosis.
Excerpt:"Sarcoidosis is an inflammatory disease characterized by the presence of noncaseating granulomas. The disease is often multisystem and requires the presence of involvement in two or more organs for a specific diagnosis. The finding of granulomas is not specific for sarcoidosis, and other conditions known to cause granulomas must be ruled out. These conditions include mycobacterial and fungal infections, malignancy, and environmental agents such as beryllium. While sarcoidosis can affect virtually every organ of the body, the lung is most commonly affected. Other organs commonly affected are the liver, skin, and eye. The clinical outcome of sarcoidosis varies, with remission occurring in over one-half of the patients within a few years of diagnosis; however, the remaining patients may develop a chronic disease that lasts for decades...."
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