<prompt> The lung abscess in children can be caused by all exceptPneumococcusE. HistolyticaStaphylococcusKlebsiella  <response>: Lung abscess in children Lung abscess is most likely to occur in -i Immunocompromized patientsii Those with recurrent aspirationiii Malnutrition iv Blunt chest traumav Complication of pneumoniaOrganisms commonly causing lung abscess are -Staph. aureus H.influenzae S. pneumoniae PseudomonasE.coli Klebsiella Others are Nocardia, Legionella, Fungi candida and aspergillus 