Food and Water Borne Infections

Food and Water Borne Infections

Colonization

Foods at risk

Spread

Food-borne, water-borne, fecal-oral, airborne is a potential spread for noroviruses.

Risks

less gastric acid production: proton pump inhibitors, etcs dramatically increase food-borne infections. Most people recommend stopping Zantac etc if travelling to Africa.

elderly people also may produce less gastric acid.

infants have less developed gut mucosa.

IgA deficiency

E Coli 0157

EHEC can be found in beef, unpasturized milk, and fruit juices

Treatments

Prevention

Food is often prepared properly, but if people touch the food and let it sit out for too long things can multiply.

Isolation and proper hygeine is important to contain outbreaks.

Screening is also important. Beef is cultured and sampled for O157 and other pathogens by Canada Food Safety. Salmonella and Campylobacter is not screened for in poultry, as it

Yersinia enterocolitica

Found in unpasturized dairy products or pork. it can grow at room temperature or cool temperatures, and is a main cause of sepsis from blood transfusion, which is uncommon.

It is intracellular.

It may also cause such an inflammation of lymph nodes that appendicitis.

Campylobacter

Found in contaminated food and water and unpasturized milk.

It is distinct from other entero

they have a distinctive appearance, being gull shaped.