Related Experiment Videos
Pulmonary and tracheobronchial amyloidosis
John L Berk1, Anthony O'Regan, Martha Skinner
1The Pulmonary Center, Boston University School of Medicine, Boston, Massachusetts 02118, USA. jberk@lung.bumc.bu.edu
Seminars in Respiratory and Critical Care Medicine
|August 10, 2005
Summary
Amyloidosis involves protein deposits in the lungs, often without clear symptoms. This review details lung manifestations of immunoglobulin light-chain (AL) amyloidosis, aiding diagnosis and treatment.
Area of Science:
- Pulmonary Medicine
- Pathology
- Radiology
Background:
- Amyloidosis comprises diseases characterized by insoluble beta-pleated sheet protein deposits, impairing organ function.
- Lung involvement in amyloidosis presents diverse manifestations, often clinically silent despite autopsy findings.
Purpose of the Study:
- To review pulmonary pathology, radiology, clinical presentations, and treatment for systemic and localized amyloidosis.
- To focus on immunoglobulin light-chain (AL) amyloidosis, the most common form affecting the lung.
Main Methods:
- Literature review of pulmonary pathology, radiology, and clinical presentations of amyloidosis.
- Focus on AL amyloidosis, detailing its spectrum of lung manifestations.
- Inclusion of guidelines for patient evaluation.
Main Results:
- Pulmonary manifestations of AL amyloidosis range from incidental nodules to diffuse alveolar-septal deposition.
- Clinical presentations include respiratory failure from diaphragm invasion, tracheal disease, and diffuse alveolar damage mimicry.
- Autopsy data reveal widespread lung amyloid deposits, yet clinical expression is often limited.
Conclusions:
- Understanding the diverse pulmonary manifestations of AL amyloidosis is crucial for timely diagnosis and management.
- A comprehensive approach integrating pathology, radiology, and clinical findings improves patient evaluation.
- Effective management strategies are essential for patients with respiratory compromise due to amyloidosis.