Table 1

Characteristics of patients, total and differential counts in bronchoalveolar lavage (BAL) fluid

Patients with AEPNormal controls
Before treatmentAfter treatment
Age yrs29.8±7.260.4±2.9
M/F4/14/1
Smoking history
 Smoked44
 Exsmoker00
 Never smoked11
Total cells ×104·mL−1108.0±41.641.6±5.728.0±2.5
Macrophages %16.4±2.754.8±8.9#83.6±2.4
Neutrophils %13.0±7.78.4±6.78.6±3.1
Lymphocytes %24.2±6.021±5.49.4±3.1
Eosinophils %46.4±8.915.8±4.50.4±0.4
Eosinophils ×104·mL−153.8±26.4#,¶6.3±2.20.3±0.3
CD4:CD8 ratio3.5±0.9#,¶1.2±0.21.6±0.2
  • Data are presented as mean±sem

  • Total cell counts and percentage of cells in BAL fluid from acute eosinophilic pneumonia (AEP) and normal control subjects

  • M: male

  • F: female

  • #: p<0.05 comparison of data measured before and after treatment in patients with AEP

  • : p<0.05 comparison between patients with AEP and control subjects