Table 3. Microbiological studies.

BAL, bronchoalveolar lavage.

Microbiology Tests	Results
Specimen: BAL fluid; Method:  Gram stain	A moderate number of pus cells, occasional epithelial cells, and occasional Gram-positive cocci were seen. Leuconostoc mesenteroides ssp  clindamycin-sensitive, teicoplanin-sensitive, penicillin-sensitive
Galactomannan test	Negative
Sputum ZN stain	No acid-fast bacilli seen
Sputum culture and sensitivity	Normal upper respiratory tract commensal flora grown after 48 h of aerobic incubation
Tropical fever detection by RT-PCR	Negative
Urine culture and sensitivity	No organisms grown after 48 h of aerobic incubation