<prompt> A 14 year old boy present with headache fever and cough for 2 days. Sputum is scant and non purulent and gram stain reveals many white cells but no organisms. The treatment should be initiated withCefazolinErythromycinAmikacinTrovafloxacin  <response>: Ref-KDT 6e p729 Diagnosis is atypical pneumonia in the DOC is Erythromycin. 