Bronchoalveolar lavage
MICROSCOPIC DESCRIPTION: The smears contain increased numbers of lymphocytes, neutrophils and eosinophils. There are no giant cells. No malignant cells are identified.
DIFFERENTIAL CELL COUNT (% REFERENCE RANGE)
- Alveolar macrophages 34 (83-94%)
- Lymphocytes 46 (5-16%)
- Neutrophils 16 (1-6%)
- Eosinophils 4 (0-1%)
- Bronchial cells 0 (0-5%)
CD4:CD8 = 0.99
DIAGNOSIS: Bronchoalveolar lavage RML: mixed inflammation.