Chapter 25: Disease of the digestive tract Lecture Structure Upper digestive system diseases Food poisoning Bacterial enteritis Viral enteritis Protozoan.

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Presentation transcript:

Chapter 25: Disease of the digestive tract Lecture Structure Upper digestive system diseases Food poisoning Bacterial enteritis Viral enteritis Protozoan diseases Helminthic diseases

Digestive system

Dental carries

Dental decay

Periodontal disease

Staphylococcal food poisoning

Salmonellosis

Vibrio cholerae- cholera

Helicobacter pylori- peptic ulcer disease

Ulcer formation

Hepatitis Transmission Causative agent Chronic liver disease Vaccine Hepatitis A Fecal-oralPicornaviridaeNo Inactivated virus Hepatitis B Parenteral, STD HepadnaviridaeYesRecombinant Hepatitis C ParenteralFiloviridaeYesNo Hepatitis D Parenteral, HBV coinfection DeltaviridaeYes HBV vaccine Hepatitis E Fecal-oralCaliciviridaeNoNo

Giardia lamblia- giardiasis

Entamoeba histolytica- amoebic dysentery

Helminthic diseases