A 14-month-old boy had high fever
and cough for 3 days prior to admission.
Significant PE included:
Decreased breath sound at RL and bronchial BS at RUL.
Significant initial laboratory
findings included:
CBC: Hemoglobin: 9.0 g/dl, hematocrit: 30 % , platelets:
476,000. WBC: 34,300
(Differential: 81% polys, 19% lympphocytes).
CXR: as in Figure 1
