APHA Contraindications & Precautions 3

Question 1

A 2-year-old with a history of intussusception at age 8 months presents for routine vaccination. Which vaccine carries a contraindication related to this history?

Accepted Answer

Rotavirus vaccine

Answer

Rotavirus vaccine is contraindicated in children with a history of intussusception due to the association between the condition and the vaccine.

Question 2

Which of the following correctly differentiates a contraindication from a precaution?

Accepted Answer

A contraindication means the vaccine should generally never be given; a precaution means carefully weigh risks and benefits

Answer

A contraindication indicates that a vaccine should not be administered, while a precaution signals a condition that might increase risk or reduce efficacy, requiring individualized clinical judgment.

Question 3

A 35-year-old pregnant woman is in her first trimester. Which vaccine is ABSOLUTELY contraindicated during pregnancy?

Accepted Answer

Varicella vaccine

Answer

Varicella vaccine is a live attenuated vaccine and is absolutely contraindicated during pregnancy due to potential fetal harm.

Question 4

A patient who received IVIG 3 months ago needs MMR vaccination. What should the provider do?

Accepted Answer

Defer MMR based on the dose of IVIG received, following ACIP's recommended intervals

Answer

The required interval after IVIG before giving MMR depends on the IVIG dose, ranging from 3 to 11 months per ACIP guidelines.

Question 5

Which of the following is NOT a valid contraindication to DTaP vaccination?

Accepted Answer

Temperature of 40.5°C (105°F) within 48 hours of a prior DTaP dose

Answer

Temperature of ≥40.5°C within 48 hours of a prior DTaP dose is classified as a precaution, not a contraindication, for subsequent doses.

(APHA) American Public Health Association Immunization Certification Practice Test

(APHA) American Public Health Association Immunization Certification Practice Test

APHA Contraindications & Precautions 3