Devi,a 28 yr female,has diarrhoea, confusion, high grade fever with bilateral pneumonitis.the diagnosis is
Leginonella
Neisseria meningitis
Streptococcus pneumoniae
H.influenza
Pneumonia in association with clinical clues in the form of high grade fever, confusion, and diarrhoea suggests a diagnosis of legionnaire's pneumonia Ref Harrison 19th edition pg 1016
Respiratory system