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27 Cards in this Set
- Front
- Back
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Shinellosis
Symptoms |
Fever
Dysentery Vomiting headache stiff neck convulsions painful joints |
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Shinellosis
Agent |
Shigella species, non motile, enterobacteria
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Shinellosis
Pathogenesis |
Intestinal epith. cell invasion and multiplication
cell death inflammation ulcers |
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Shinellosis
Epidemiology |
Fecal-oral route
Contaminated food and water humans are usually only source -passes through the M cells and into the epith layers of the tissue and destroy the cells to cause the bleeding |
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Shinellosis
Prevention and treatment |
Sanitation
Carful food production antibacterial med= ampicllin and cotrimoxazole mult. R factor resistance may be present |
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Hemolytic Uremic Syndrome
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A syndome that can result from Shinellosis because Shinellosis is so invasive
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Salmonellosis
Symptoms |
Diarrhea
Vomitting Rare prolonged fever abdominal pain abcesses shock |
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Salmonellosis
Agent |
Salmonelle enterica
- enterobacteria |
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Salmonellosis
Patho |
Samll and large intestine cells are invaded
- penitrates lover tissues -inflammatory response=fluid secretion -survival within macrophages and spread through the body -peyers patches |
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Salmonellosis
Epidemiology |
-Fecal oral route through good, espicially poultry
-Humal fecal source in typhoid fever-like illness |
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Salmonellosis
Prevention and treatment |
-Good cooking and food handling
-vaccine against typhoid fever -no antimicrobial advised unless incasion of tissues or blood occurs |
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Escherichia Coli Gastroenteritis
Symptoms |
Vomitting
Diarrhea -sometimes dysentery |
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Escherichia Coli Gastroenteritis
Agent |
Escherichia coli--usually 0157:H7
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Escherichia Coli Gastroenteritis
Patho |
Various ways-
Attach to small intestine cells and produce enterotoxins |
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Escherichia Coli Gastroenteritis
Epidemiology |
Common in travelers
foodborne waterborne fecal oral route animal transmission |
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Hepatitis A
Agent |
-Non enveloped
RNA -HAV |
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Hepatitis A
Route of spread |
Fecal oral route
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Hepatitis A
Prevention |
Gamma gobulin
inactivated vaccine |
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Hepatitis A
Comments |
Mild symptoms
full recovery no long term carriers Hep A and Hep B vaccine combined |
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Hepatitis B
Agent |
HBV
Enveloped |
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Hepatitis B
Mode of spread |
Blood, semen
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Hepatitis B
Prevention |
Recombinant vaccine
immunoglobulin |
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Hepatitis B
Comments |
-more severe symptoms than hep A
-progressive liver damage -cerrhosis and cancer -can cross the placenta if someone is a chronic carrier -hep A and B vaccine |
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Hepatitis C
Agent |
Enveloped, ss RNA, HCV
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Hepatitis C
Mode of spread |
Blood(transfusions)
-sometimes semen |
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Hepatitis C
Prevention |
No vaccine
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Hepatitis C
Comments |
-few or no symptoms
-liver damage over time -cancer -rarely crosses the placenta |
