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Respiratory system


Definition:

Benign mesothelioma is a noncancerous tumor of the lining of the lung and chest cavity, an area called the pleura.

See also: Malignant mesothelioma



Alternative Names:

Mesothelioma - benign; Mesothelioma - fibrous; Localized fibrous tumor of the pleura; Pleural fibroma



Causes, incidence, and risk factors:

Nonmalignant mesothelioma affects men more frequently than women.



Symptoms:

Approximately half of persons with this disease are asymptomatic, which means they do not show any symptoms.

If the tumor grows to a large size and pushes on the lung, it can lead to shortness of breath .

Other symptoms include:



Signs and tests:

During a physical examination, the health care provider may notice a clubbed appearance of the fingers. The tumor is usually found by accident when a chest x-ray is done for other reasons.

Other tests that may show benign mesothelioma include:



Treatment:

Treatment is usually needed to remove the tumor.



Support Groups:



Expectations (prognosis):

The outcome is expected to be good with prompt treatment. The condition may return in about 1 out of 10 cases. It may reoccur as long as 10 years later.



Complications:

Pleural effusion (fluid escaping into the membranes around the lungs) is a complication.



Calling your health care provider:

Call for an appointment with your health care provider if you notice symptoms of mesothelioma.



Prevention:



References:

Vinod S, Mehetri G, Hegde KK. Benign fibrous mesothelioma. Radiology. 2006; 16(3):293-294.

Mason RJ, Murray J, VC Broaddus, Nadel J. Textbook of Respiratory Medicine. 3rd ed. Philadelphia, Pa: WB Saunders; 2005:2002.

Grainger RC, Allison D, Adam, Dixon AK. Diagnostic Radiology: A Textbook of Medical Imaging. 4th ed. Orlando, Fl: Churchill Livingstone; 2001:339-341.




Review Date: 8/29/2008
Reviewed By: Sean O. Stitham, MD, private practice in Internal Medicine, Seattle, Washington; and Benjamin Medoff, MD, Assistant Professor of Medicine, Harvard Medical School, Pulmonary and Critical Care Unit, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 1997- A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.
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Wentworth-Douglass Hospital
789 Central Avenue, Dover, NH 03820
Phone: (603) 742-5252
Toll free: 1 (877) 201-7100