Most strains of ''H.influenzae'' are opportunistic pathogens. ''Haemophilus influenzae'' can cause; Human meningitis, septicaemia, bronchopneumonia, conjunctivitis, epiglottitis, and [[Otitis Externa - Cat and Dog|otitis]] | Most strains of ''H.influenzae'' are opportunistic pathogens. ''Haemophilus influenzae'' can cause; Human meningitis, septicaemia, bronchopneumonia, conjunctivitis, epiglottitis, and [[Otitis Externa - Cat and Dog|otitis]] |