A 32-year-old pregnant woman at the term of 5-6 weeks was vaccinated against influenza along with her whole family. At that time she was not aware of her pregnancy. The pregnancy is wanted. The woman needs an advice from the family doctor regarding the maintenance of her pregnancy, namely whether there is a risk of fetal malformations because of received vaccination. What advice should the doctor give in this case?

Answer options

1. Vaccination against influenza is safe during pregnancy
2. Therapeutic abortion is recommended
3. An infectious diseases specialist must be consulted
4. Immediate ultrasound of the lesser pelvis is necessary
5. Test for antibodies against influenza virus is necessary

Explanation

Multiple studies have shown that women who have influenza vaccination during pregnancy have not had a higher risk for spontaneous abortion (miscarriage), but pregnant women are at risk group of severe courses in case of pandemic influenza A/California/04/2009 (H1N1) 1. Summary of WHO Position Papers – Recommendations for Routine Immunization Retrieved November 1, 2018, from http://www.who.int/immunization/policy/Immunization_routine_table1.pdf?ua=1 2. Infectious Diseases / Jonathan Cohen, William Powderly, Steven Opal. – 3rd edition. – 2010. – P. 1594