A frequent traveler presented with 4 days of continuous fever, abdominal pain, and bradycardia. What is the best diagnostic test to confirm the pathogen?
AWidal test
BBlood culture
CUrine culture
DStool culture
Which disease is characterized by severe watery diarrhea and is associated with a toxin-producing bacterium?
AGastroenteritis
BCholera
CDysentery
DTyphoid fever
In a patient presenting with fever and suspected systemic infection, which of the following specimens is the most appropriate for the isolation of microorganisms in laboratory diagnosis?
ABlood culture for isolation of bacteria
BStool sample in cases of gastroenteritis
CThroat swab for suspected pharyngitis
DUrine sample for urinary tract infection
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