Lip sucking: While it is impossible to say for sure without examining the child, one good possibility is lip sucking. Many children have a lip sucking habit when they are nervous. This can caus a rash from both the teeth rubbing on the skin and the saliva sitting on the skin.
Answered 10/23/2013
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4 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
6 doctors weighed in across 2 answers
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