Morphology: Gram-negative coccobacillus
Habitat: The respiratory tract of some healthy adults can serve as a reservoir for this bacterium.
Disease or illness: Whooping cough and pneumonia
Who is at risk: Infants and young children who have not been immunized
Avoidance techniques: Frequent hand washing when handling infants and children; childhood immunizations (pertussis vaccine is the “P” in DPT shots given to babies)