In patients with Hashimoto’s thyroiditis, lumps may appear in the neck, thickening of the neck, etc. If the lump is large in size it may compress the trachea and esophagus, causing the patient to experience discomfort in the throat, coughing, and difficulty in swallowing. Hashimoto’s thyroiditis is an autoimmune disease, the cause of which is related to genetic and environmental factors. In the early stages of Hashimoto’s thyroiditis, patients usually have no obvious symptoms or only a slight enlargement of the thyroid gland, which is often detected during a physical examination. As the disease progresses, some patients may develop a lump in the neck, causing the neck to become thicker, but there is no pain, and the texture of the lump is tough to touch, indicating unevenness. If the mass is large in size it may compress the surrounding trachea and esophagus, causing the patient to experience discomfort in the throat, coughing, and difficulty swallowing. If a lump is found in the neck, it is recommended to consult a doctor in time to clarify the cause of the disease and actively treat it.