A 12-year-old patient is admitted to the pediatric emergency room for meningeal syndrome. he is placed in an examination room by a caregiver and the nurse comes to take his temperature and blood pressure. the intern then comes to examine the child and suspects an invasive meningococcal infection, which will be confirmed by analysis of the CSF (meningococcus c). the nurse, aged 30, comes to see the intern telling him that she is worried because she is pregnant and she asks her the question of what she should do because she took care of the child without a mask, and is not vaccinated against meningococcus. what measure(s) should be taken by her proposed?
Vaccination with the meningococcal c conjugate vaccine
Prophylaxis with oral rifampicin for 5 days
Prophylaxis with rifampicin orally for 2 days
Reassure her and tell her that there is no risk of contamination
Prophylaxis with ceftriaxone injection