Cause for pneumatoceles: (A) Staph.aureus, (B) P.carini, (C) H.influenzae, (D) All of the above
Answer is D. Pneumatoceles an thin - walled, gas - filled cystic lung spaces.
Causes :
S.aureus (infants & children).
P.carini (AIDS).
H.influenzae & E - coli (Neonate).