Pain behind the ear and down the neck and shoulder may result from tension or injury in the sternocleidomastoid muscle. Other possible symptoms include headaches, dizziness, and tingling. The ...
Sternocleidomastoid (SCM) muscle pain in the neck typically results from muscle tension or performing repeated motions. It can also occur with certain health conditions, such as asthma and pneumonia.
A physical examination revealed bilateral sternocleidomastoid wasting together with trapezius spasm (dystonia) and hypertrophy (Fig. 1). The patient had difficulty elevating and abducting her ...
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