Discomfort in the left side of the neck may be related to the thyroid gland.
Thyroid disorders such as subacute thyroiditis, hyperthyroidism, and thyroid nodules can cause discomfort in the left side of the neck.
Subacute thyroiditis can present with neck pain in addition to fever. Hyperthyroidism can cause a thick neck, as well as fever and sweating, irritability, rapid heartbeat, weight loss, diarrhea, and shaking hands.
Thyroid nodules may cause neck pain, hoarseness, foreign body sensation in the throat, difficulty in swallowing, difficulty in breathing, and other symptoms when compressing the surrounding tissues.
The discomfort in the left side of the neck may also be caused by other reasons, such as exertion, pharyngitis, and cervical lymph node lesions. If there is discomfort go to the hospital in time to check the cause of the disease, early diagnosis and early treatment.