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Doctor insights on: Canker Sore Swollen Lymph Nodes

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Can a canker sore cause swollen lymph nodes?

Can a canker sore cause swollen lymph nodes?

No: Swollen lymph nodes result from an infection. Canker sores are not due to infection. However, ulcers that look like canker sores may be due to a viral infection. Canker sores heal spontaneously in 7-10 days. If you have any sore that does not heal in 7-10 days, you need to have it examined. See your dentist. ...Read more

Dr. Daniel Rubenstein
616 doctors shared insights

Canker Sores (Definition)

Almost everyone is infected with this herpes virus. The first episode is usualy in early childhood. It is dramaticaly different from all the later events. The virus is always present. When your immune system is weakened (stress, disease, almost anything) the viri end up stronger than your immune system. They do their job, and ...Read more


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I believe I have a canker sore on my gum. If so can they cause swollen lymph nodes underneath the mandible?

I believe I have a canker sore on my gum. If so can they cause swollen lymph nodes underneath the mandible?

Canker sore: Yes they can cause temporary swelling of lymph nodes. If nodes are tender and do not resolve then you should be checked by your doctor. ...Read more

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Can canker sores and stress cause swollen lymph nodes under mandible? Very stressed from college and canker sore. Health anxiety as well.

Can canker sores and stress cause swollen lymph nodes under mandible? Very stressed from college and canker sore. Health anxiety as well.

Probable: Although the cause of canker sores remain obscure, stress and perhaps even another viral illness may trigger them. Thus it is not difficult to imagine that swollen lymph glands can indeed occur. However if the glands are getting larger fast or lingering on for more than a month, check with your doctor. ...Read more

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Canker sore pain is beginning to subside a lot, so is the tenderness of my swollen lymph node. Does this mean it is healing?

Canker sore pain is beginning to subside a lot, so is the tenderness of my swollen lymph node. Does this mean it is healing?

Healing: Canker sores are small, shallow ulcers that appear in the mouth and often make eating and talking uncomfortable. The lesions have no particular origin but when secondarily infected can cause nodal involvement in the neck. They all heal spontaneously and if nodes are enlarged, they will begin to subside in the healing process. ...Read more

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I have extreme fatigue,canker sore, sore throat,congestion, low rbc count, low mono count, high lymph count.no fever or swollen glands. Is it mono?

I have extreme fatigue,canker sore, sore throat,congestion, low rbc count, low mono count, high lymph count.no fever or swollen glands. Is it mono?

No, not necessarily: It can very well be any viral infection other than mono, would give the same picture, the low RBCs count isn't related, it can be due to anemia from any cause, in your case could just be heavy menses. Confer with the doctor who ordered the test or get a HealthTap prime consult if you wish. Other than that rest, fluids, salt water gargles, pain killers till that bout is over, wish you wellness ...Read more

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Swollen gums then a canker sore on top of it appeared after I irritated gums by eating chips. Any remedies? Lymph node swollen as well.

Swollen gums then a canker sore on top of it appeared after I irritated gums by eating chips. Any remedies? Lymph node swollen as well.

Dental sore: This could be from the chips, either trauma from eating them or high salt content. If you problem worsens or does not improve over the next few weeks, I would recommend you see a dentist or oral surgeon for further evaluation ...Read more

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Are swollen glands common with canker sores? Could I have an infection? I have had a huge canker sore on my cheek now I have a small ones on my tounge, lip, and back near my wisdom tooth and my glands are swollen and feels better after i brush.

Canker sores: are the most common oral lesions. Individual ulcers typically last 1-2 weeks. Canker sores are usually accompanied by swollen lymph nodes. Try to keep adequate oral hygiene as possible. If concerned see your dentist after 10 days or visit today for laser immediate amelioration. ...Read more

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Dr. Steven Ginsberg
932 doctors shared insights

Enlarged Lymph Nodes (Definition)

Enlarged lymph nodes are a clinical finding in which the lymph nodes, which are parts of the immune system, are bigger than in a normal, healthy person. This can be caused by infections, cancers, ...Read more


Dr. Sandra Eleczko
506 doctors shared insights

Aphthous Stomatitis (Definition)

Are small, benign but painful ulcers of the mouth and throat. They generally resolve on their own in 10-14 days. There are various over the counter remedies that ...Read more