Pulmonary alveolar microlithiasis

D.J. Hendrick

in Oxford Textbook of Medicine

Published on behalf of Oxford University Press

Published in print May 2010 | ISBN: 9780199204854
Published online May 2010 | e-ISBN: 9780199570973 | DOI:

Series: Oxford Textbooks

Pulmonary alveolar microlithiasis

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Pulmonary alveolar microlithiasis is caused by mutations of the type IIb sodium phosphate cotransporter gene, which by an unknown mechanism leads to the accretion of calcified microliths in the lungs. Almost invariably the patient is symptom free when the diagnosis is made after a chest radiograph is taken incidentally (or during family screening) and reveals profuse small calcified nodules. Patients usually survive 10–20 years from diagnosis, lung transplantation being the only effective treatment in severe cases....

Chapter.  1183 words.  Illustrated.

Subjects: Respiratory Medicine and Pulmonology

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