Could a cracked root canal tooth cause swollen lymph nodes? had root canal 5 years ago, pain when chewing.

Yes: yes,periodontal disease,gingivitis,and dental abscess can cause adenopthy

Get evaluated: Though you have had cracked tooth for 5 years, recent symptoms may indicate infection or absceess

Definitely, yes: Swollen lymph nodes can be caused by dental infection from an old cracked root canal tooth. See your dentist for evaluation and treatment options.

Yes: If the crack allows for bacteria to infect the root and/or gums then the lymph nodes draining that part of your mouth will react and enlarge.

Yes, if infected: It can if infected or irritating the gums. Suggest you see your dentist for evaluation.

Dentist: see your dentist ASAP. Damaged teeth can let bacteria leak into your bloodstream and cause health issues. Enlarged lymph nodes may be a sign that there might be an infection. Take care of this quickly.

Yes: A cracked tooth (even one that has had a root canal) can let bacteria get in under the tooth. This can defiantly cause an infection that can lead to swollen lymph nodes. You need to see your dentist ASAP for a definitive diagnosis. Depending on how bad both the crack and the infection are, treatment may consist of antibiotics, redoing the root canal and placing a crown or extraction of the tooth.

Cracked tooth: a cracked tooth can cause the symptoms that you describe. See a dentist ASAP for an evaluation.

Dental Infection: Yes, a cracked tooth or failing root canal could cause lymph node swelling. Go and see a dentist to have an evaluation before you get a serious infection or more pain.

Yes: Yes. Bad prognostic sign. See DDS ASAP. Very high chance the tooth will require extraction.