1 doctor weighed in:

What would cause tension in left shoulder blade, muscle spasms in shoulder blade, chest, and in upper outside of arm (not bicep)?

1 doctor weighed in
Dr. Ki-Hon Lin
Orthopedic Surgery

In brief: Heart, nerves

Heart conditions can cause left upper extremity symptoms.
Also, a pinched nerve in the neck can cause the symptoms you describe. If your symptoms are persistent/severe then you should definitely see a physician esp to evaluate for possible heart problems.

In brief: Heart, nerves

Heart conditions can cause left upper extremity symptoms.
Also, a pinched nerve in the neck can cause the symptoms you describe. If your symptoms are persistent/severe then you should definitely see a physician esp to evaluate for possible heart problems.
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