<prompt> Flu like symptoms followed by radiographic evidence of consolidation in lung in a non-smoker is due to:KlebsiellaStaph aureusStreptococcusPseudomonas  <response>: B i.e. Staph aureusRef: Harrisons Principles of Internal Medicine, 19th edition, page 805Explanation:S. aureus pneumonia commonly complicates influenza infection.FactorPossible PathogensAlcoholismStreptococcus pneumoniae, oral anaerobes, Klebsiella pneumoniae, Acinetobacter spp., Mycobacterium tuberculosisCOPD andor smokingHaemophilus influenzae, Pseudomonas aeruginosa, Legionella spp., S. pneumoniae, Moraxella catarrhalis, Chlamydia pneumoniaeStructural lung disease e.g., bronchiectasisR aeruginosa, Burkholderia cepacia, Staphylococcus aureusDementia, stroke, decreased level of consciousnessOral anaerobes, gram-negative enteric bacteriaLocal influenza activityInfluenza virus, S. pneumoniae, S. aureusExposure to bats or birdsH. capsulatumExposure to birdsChlamydia psittaci 