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Acute pneumonia caused by Streptococcus pneumoniae along with concurrent Haemophilus influenzae infection in a 51-year-old male alcoholic with a smoking habit and liver disorder, 3 days after the onset of a cough with sputum and fever. Transverse CT image of the lower lobes shows centrilobular nodules (arrows) and bronchial wall thickening (arrowheads).
