A patient at a UK travel clinic asks about the duration of protection provided by a single dose of yellow fever vaccine. According to WHO, how long do...

Question

A patient at a UK travel clinic asks about the duration of protection provided by a single dose of yellow fever vaccine. According to WHO, how long does immunity last?

Accepted Answer

A single dose provides lifelong protection for most individuals; WHO no longer recommends a booster dose

Answer

1 year only; annual boosters required

Answer

5 years; booster required before re-entering endemic areas

Answer

10 years; booster required every 10 years

Answer

Protection is unreliable after any duration

uk-dtmh MCQ (SBA): Yellow Fever Vaccine Duration

A patient at a UK travel clinic asks about the duration of protection provided by a single dose of yellow fever vaccine. According to WHO, how long does immunity last?