No.: Aphtous ulcers, commonly called canker sores, are caused by the immune system attacking part of your oral mucosa. It is not known yet exactly what triggers this localized attack. Strep throat also taxes your immune system, it should be treated promply and correctly to avoid serious complications like rheumatic heart disease.
Answered 6/9/2019
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4 doctors weighed in across 2 answers
A doctor has provided 1 answer
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