Pneumonia: risk factors

INSPIRATION:
Immunosuppression
Neoplasia
Secretion retention
Pulmonary oedema
Impaired alveolar macrophages
RTI (prior)
Antibiotics and cytotoxics
Tracheal instrumentation
IV dug abuse
Other (general debility, immobility)
Neurologic impairment of cough reflex, (eg NMJ disorders