Lung puncture in the etiological diagnosis of pneumonia: a study of 543 infants and children

I Mimica, E Donoso, JE Howard… - American journal of …, 1971 - jamanetwork.com
Needle aspiration of the lung was performed in 543 patients: 505 infants less than 2 years of
age, with bronchopneumonia but without empyema; 25 older children with lobar
consolidation; and 13 infants without pulmonary disease. Positive cultures were obtained
from 228 (45.1%) lung punctures in the 505 infants. The yield of positive cultures was 56.8%
in the 160 infants who had not received antibiotics previously. Opportunist bacteria of
ordinarily low virulence were more frequently found in infants with severe malnutrition. Lung …