Related Experiment Videos
Positive Kveim reaction in eosinophilic pneumonia
L Kalra1, M F Bone, J L Christie
1Department of Chest Medicine, Russells Hall Hospital, Dudley, West Midlands, U.K.
Respiratory Medicine
|January 1, 1989
Summary
The Kveim test, specific for sarcoidosis, showed positive reactions in two patients with pulmonary eosinophilia. This previously unreported association suggests a potential link between these conditions.
Area of Science:
- Pulmonology
- Immunology
Background:
- The Kveim test is a diagnostic tool traditionally used for sarcoidosis.
- It relies on a specific immune response to an antigen derived from human sarcoid spleen tissue.
Observation:
- Two patients presented with pulmonary eosinophilia, a condition characterized by elevated eosinophils in the lungs.
- Both patients exhibited positive reactions to the Kveim test.
Findings:
- This study reports a novel association between positive Kveim reactions and pulmonary eosinophilia.
- This finding challenges the established specificity of the Kveim test for sarcoidosis.
Implications:
- The Kveim test's utility may extend beyond sarcoidosis, potentially indicating other granulomatous lung diseases.
- Further research is warranted to elucidate the immunological mechanisms underlying this observed association.