This is Dr Basu, experienced Internal Medicine Specialist.
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Dull pain at the neck and arm suggests likely muscle spasm.
Tingling of the fingers is possible due to the nerve irritation.
nerves come down from the cervical spine.
So, there is also possibility of arthritis in the spine causing these symptoms.
Recent negative stress test is reassuring.
This likely makes heart problem as a low risk.
Hence, you should see your doctor for a clinical evaluation non urgently.
Physical therapy should help with spine or muscle related problem.
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