Which infection has a incubation of 5-60 days and is transmitted via raw dairy products?

Prepare for the Certificate in Public Health Inspection exam. Utilize our flashcards and multiple-choice questions, each featuring hints and explanations. Ensure your success with our comprehensive resources!

Multiple Choice

Which infection has a incubation of 5-60 days and is transmitted via raw dairy products?

Brucellosis is best here because it has a relatively long and variable incubation period, typically ranging from about one week up to several months, which fits the 5–60 day window. It is classically transmitted through consumption of unpasteurized (raw) dairy products from infected animals such as goats, sheep, and cattle. The other infections listed tend to cause illness sooner after exposure. For example, Campylobacter and E. coli O157:H7 usually incubate in a few days, and Yersinia enterocolitica typically 4–7 days to a couple of weeks. While they can be linked to dairy, their shorter incubation periods don’t align with the 5–60 day timeframe, making brucellosis the most plausible match.

Brucellosis is best here because it has a relatively long and variable incubation period, typically ranging from about one week up to several months, which fits the 5–60 day window. It is classically transmitted through consumption of unpasteurized (raw) dairy products from infected animals such as goats, sheep, and cattle.

The other infections listed tend to cause illness sooner after exposure. For example, Campylobacter and E. coli O157:H7 usually incubate in a few days, and Yersinia enterocolitica typically 4–7 days to a couple of weeks. While they can be linked to dairy, their shorter incubation periods don’t align with the 5–60 day timeframe, making brucellosis the most plausible match.

More practice questions