Pneumonia that is unresponsive to appropriate antibiotic therapy suggests a
n infection due to mole unusual or resistant organisms. In this report, a c
hild with unilateral pneumonia, pleural effusion, and anti-I cold hemagglut
inin antibodies is presented. The usual causes of this clinical picture wer
e suspected and treated, but the child did not improve. Features of her his
tory suggested a mole unusual etiology;, and a diagnosis of leptospirosis w
as made. ii brief discussion of leptospiral disease in children is provided
.