Vaccine Reaction Evaluation
The evaluation of an immunization reaction begins with a medical history and physical examination.
Physical findings in someone with an allergic reaction from an immunization reaction include:
- Rash in children
- A rash that looks like a bull's eye target:
- Rash in adults
- Eczema vaccinatum:
- Facial swelling
- Mouth or tongue swelling
- Low blood pressure
- Rapid pulse
- Eye redness
- Eye tearing
- Runny nose
Usually, testing is not necessary to make the diagnosis of an immunization reaction. Testing may be required to identify the substance in the immunization that caused the reaction.
Tests that may be used to evaluate an immunization reaction include:
Continue to Vaccine Reaction Treatment
- Advisory Committee on Immunization Practices. Update: vaccine side effects, adverse reactions, contraindications, and precautions. Recommendations of the Advisory Committee on Immunization Practices (ACIP) MMWR Recomm Rep. 1996 Sep 6;45(RR-12):1-35. 
- Cunha SC, Dourado I. MMR mass vaccination campaigns, vaccine-related adverse events, and the limits of the decision making process, in Brazil. Health Policy. 2004 Mar;67(3):323-8. 
- Honkanen PO, Keistinen T, Kivela SL. Reactions following administration of influenza vaccine alone or with pneumococcal vaccine to the elderly. Arch Intern Med. 1996 Jan 22;156(2):205-8.