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WebMD Symptom Checker

Mouth sores and Nasal congestion

WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms mouth sores and nasal congestion including Nasal congestion, Hay fever, and Indoor allergens.

There are 18 conditions associated with mouth sores and nasal congestion. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.