Bell's palsy

Meningococcal vaccine might raise risk of Bell’s palsyIn a study of almost 48,900 vaccinated individuals, investigators observed a temporal association between development of Bell’s palsy and administration of quadrivalent meningococcal conjugate vaccine (MCV4) that protects against serogroups A,C, Y, and W (MenACWY) when the vaccine was given at the same time as other vaccines.