Frequency | Organism |
---|---|
Common | Streptococcus pneumoniae
Haemophilus influenzae Moraxella catarrhalis Staphylococcus aureus (MSSA or MRSA)Coliforms Pseudomonas |
Less common | Non-tuberculous mycobacterium
Mycobacterium tuberculosis Fungi – Aspergillus |
MRSA = methicillin-resistant Staphylococcus aureus; MSSA = methicillin-sensitive Staphylococcus aureus