Haemophilus influenzae

Haemophilus influenzae


Standard Precautions


General Information

Small gram negative bacillus, encapsulated or not (non=non-typeable)

Normal respiratory flora

Invasive disease sharply declined after Hib conjugate vaccine widely used, especially in children <5yrs old who were the main victims

Most invasive disease is now caused by non-typable strains

Colonizer of the upper respiratory tract

May cause invasive disease including meningitis, pneumonia/empyema, bacteremia, epiglottitis, MSK infection and others

Droplet precautions if presentation is epiglottitis

Invasive disease is notifiable - call Public Health ASAP