This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Contraindications, AEFIs, Subject name: Social & Preventive Medicine
All of the following are contraindication to Peussis containing vaccine except 
Select and explain. 
A. Uncontrolled epilepsy, B. Anaphylactic reaction to previous dose, C. Egg allergy, D. Progressive encephalopathy
C: Egg allergy
Answer: C: Egg allergy 
Explanation: - Yellow fever vaccine is contraindicated in Egg allergy, not Peussis. - Remaining options given- epilepsy; anaphylactic shock on previous dose, progressive encephalopathy are CI to peussis. - HHE & persistent inconsolable crying are adverse effects of peussis vaccine.