Respiratory Medicine MCQ for NEET PG & FMGE

A 28-year-old male with acute myeloid leukemia undergoing chemotherapy (neutrophils 0.4×10<sup>9</sup>/L) presents with high fever, purulent cough, and extensive moist rales in the right lung. Chest X-ray shows dense consolidation in the right mid-lung field with areas of reduced density. The most likely causative pathogen of this pulmonary infection is:

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