Pneumatoceles often develop in children after pneumonia due to the following organism
Radiological signs are extensive in a form of massive consolidation.E.coli,Klebsiella ,staphylococcus pneumonia have pneumatoceles. Ref : Essential pediatrics,O.P.Ghai,7 th edition,pgno:355
Klebsiella
Streptococcus
Staphylococcus aureus
Haemophilus influenzae
Respiratory system