Can a sinus infection cause discomfort in the left arm?

Yes. In general referred pain can result from any inflammation or nerve stimulation .Pain is processed in the brain. Sometimes the signal is misinterpreted as coming from another point on the same side and distal to the actual point of pain.Very common with wisdom teeth infections also.

Related Questions

I'm getting a sinus infection on left side and suddenly started getting sharp shooting pains in my left shoulder n down back of left arm.

Sinusitis. If, in fact, you actually have sinusitis, there should not be any relationship with pain into your shoulder unless you are are developing one of the infrequent but severe complications of this illness. It very much sounds as if you should be seeing a doctor asap. Hopefully this will turn out to be a minor issue, but would not want to risk your health over it. Good luck. Read more...

Can sinus infection that has moved to hurting above eyes cause swelling in one or both arms?

Sinus infection. Sinus infections are isolated to the head and neck they never involve the lower extremities unless there is a massive infection that involves the veins that drain the head and neck. In these cases the whole head and neck are swollen as the infection extends to the brachio-cephalic veins that drain into the superior vena cava near the heart. There would be other signs and symptoms. Read more...
NO. No sinus infection will not cause swelling in one or both arms. Read more...

Hello, should I be worried about swollen axillary lymph nodes? I have a sinus infection and am on 875 mg of amoxicillin and Mucinex dm. Just recently my arm pits have been hurting and I'm almost positive its my lymph nodes. Is there anything to be worried

Yes, . Yes, I do think you should have this medically evaluated. You may have a worsening infection. I would advise being re-evaluated by your dotor. If you have pain, vomiting, redness, fever or red streaks then you must be seen as an emergency. Read more...
Axilla isn't sinus. Axillary nodes would be really unexpected in a sinus infection. I would get these nodes checked out sooner than later, especially if they are cropping up in a scenario when you are already taking antibiotics. Read more...