Shigellosis

Shigellosis - the same symptoms • Determining that...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon
Shigellosis Bacterial dysentery
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Microbial Agent Four species of Shigella: boydii dysenteriae ( causes deadly epidemics ) flexneri ( 1/3 of U.S.) sonnei (about 2/3 of U.S.) 448,240 cases in U.S. last year for s onnei and flexneri. dysenteriae occurs mostly in Africa and Central America Case fatality rates of 5-15%.
Background image of page 2
Signs and Symptoms Infectious disease causing diarrhea (bloody), fever, and stomach cramps Usually resolves in 5-7 days. Children and elderly may have diarrhea so severe they need to be hospitalized. A severe infection in a child less than 2 may have seizures. Some show no signs at all, but still pass the Shigella bacteria to others.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Diagnosis Many diseases cause
Background image of page 4
Background image of page 5
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: the same symptoms • Determining that Shigella is the cause of the illness depends on laboratory • Tests identify if it is Shigella, and what type • Stools of an infected person are tested Diarrhea with blood and mucus is a typical symptom of Shigella. Treatment and Prevention • Can usually be treated with antibiotics • There is no vaccine to prevent shigellosis • Frequent hand washing can help • Food safety and regular drinking water treatment is best prevention Vegetables could be contaminated by crops harvested from a field with sewage, flies bred in infected feces, and food handlers that are not properly washing their hands...
View Full Document

This note was uploaded on 01/18/2012 for the course MCB 2010C taught by Professor Sofronioagustin during the Fall '06 term at Valencia.

Page1 / 5

Shigellosis - the same symptoms • Determining that...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online