<prompt> Not a cause of community acquired pneumonia -Acinetobacter baumaniiHemophilus influenzaStreptococcus penumoniaeMycoplasma pneumoniae  <response>: Community acquired pneumonia is caused by bacteria like Streptococcus pneumoniaemost common,Mycoplasma pneumoniaemore common in young,Legionella pneumoniae,Chlamydia pneumoniae,Haemophilus infuenzaemore common in elderly,Staphylococcus aureus,Chlamydia psittaci,Coxiella Burnetii,Klebsiella pneumoniae,Actinomyces israelii.Viruses causing CAP include influenza,parainfluenza,measles,herpes simplex,adenovirus,cytomegalovirus, coronavirus. Reference:Davidsons Medicine-22nd edition,page no:683. . 