Pathogenesis, Diagnosis and Therapeutic Strategies for Ventilator associated Pneumonia Journal of Pure and Applied Microbiology Full article: The pathogenesis of ventilator associated pneumonia: old and new mechanisms Ventilator associated pneumonia: pathobiological heterogeneity and diagnostic challenges Nature Communications Ventilator Associated Pneumonia (VAP) EMCrit Project Ventilator Associated Pneumonia (VAP): Why is it so difficult to define? In real world practice: The diagnosis of VAP remains more an exercise in clinical integration than strict adherence to criteria.