Likely: From the vaccine. This will sometimes occur. There is often a bruise or injury to the fat. Treat her symptomatically with ice and Ibuprofen or Tylenol (acetaminophen). If it persists or looks red or angry, followup with her doctor. All the best.
Answered 1/11/2015
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A doctor has provided 1 answer
3 doctors weighed in across 2 answers
A doctor has provided 1 answer
3 doctors weighed in across 2 answers
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