Enterbacteriace part 1

Question 1

modes of transmission of typhoidal salmonella:

Answer 1

1) oral transmission via food or beverages handed by an asymptomatic carrier who chronically sheds the bacteria through stool or less commonoy urine
2) hand to mouth transmission after using a contmainated toilet and neglecting hand hygiene
3) oral transmission via sewage contaminated water or shellfish (especially in the develpoing world)

Question 2

persistent infection with
Salmonella Typhi in humans

Answer 2

slide 46

Question 3

late stage complications of typhoidal salmonellosis include:

Answer 3

intenstinal perforation and GI hemorrahage

Question 4

other rare complications of typhoidal salmonellosis include:

Answer 4

inflammation of the pancreas, endcardium, perdocardium, myocardium, testes, liver, meninges, kidneys, joints, bones lungs, and parotid gland and hepatic/splenic abscesses

Question 5

in general, symptoms of paratyyphoid fever are…

Answer 5

similar to typhoid fever but milder and with a lower mortality rate

Question 6

—- of paratyphoid patients become asytmoatic chronic carriers and —is the primary soucre of bacterium.

Answer 6

1-5%/gallbladder

Question 7

diagnosis of salmonella typhi:

Answer 7

by culture sensitivity