Table 3

False positive cases.

Pt.
Aspergillus DNA (fg/pellet)
BAL Culture
Clinical Diagnosis
Computed tomography scan results and other clinical information

1
5230
negative
DAH
Organizing pneumonia on lung biopsy with pulmonary hemorrhage; treated with ambisome empirically; No IPA at autopsy
2
230
negative
BOOP
Bilateral patchy opacities; no mould active antifungal therapy given
3
60
negative
Unknown
Nodular right middle lobe infiltrate treated with levofloxacin; exposure to hay
4
340
negative
IPA
Multiple bilateral nodules; treated as IPA with voriconazole + caspofungin
5
320
negative
DAH
Bilateral geographic grounds glass opacities; treated with caspofungin
6
80
negative
BOOP
Numerous bilateral ground glass opacities; treated with prednisone but no antifungal therapy
7
170
negative
Influenza pneumonia/PCP
Left lung infiltrates; no antifungal therapy except for Pneumocystis

Additional information about false positive (FP) cases as identified by qPCR. Pt.: patient; BOOP: Bronchiolitis obliterans with organizing pneumonia; DAH: Diffuse alveolar hemorrhage; PCP: Pneumocystis pneumonia.

Khot et al. BMC Infectious Diseases 2008 8:73   doi:10.1186/1471-2334-8-73