A member asked:

Can pet allergies cause mildly swollen submandibular lymph nodes? they are very soft and movable.

3 doctors weighed in across 2 answers

Stuffy nose?: Lymph nodes in the anterior neck drain from the mouth and throat, any inflammation or infection there makes them react and swell. If you have ongoing inflammation in your nasal passages, it may happen.

Answered 10/4/2016

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Dr. Michael Miller answered

Specializes in Wound care

Monitoring Centers: Lymphatic system absorbs/carries things too big to go into the arteries/veins like bacteria eaten by white cells/digested food. Lymph nodes "taste" the lymph everywhere for bad stuff like bacteria/viruses/cancers, etc. When it detects a problem, it alerts the immune system and your body reacts. They enlarge in response to the inflammation they create when they react. They shrink when all is well.

Answered 1/20/2014

4.9k views

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