A thyroid nodule is a lump or mass in the thyroid gland, a butterfly-shaped gland in front of the neck. A goiter is a term that describes an enlargement of the thyroid gland.
Signs and symptoms of thyroid nodules depend on their size and location. Symptoms and signs can include a hard or soft lump in the neck that can be solid or filled with fluid. Many of these nodules are painless and do not cause other symptoms. A large nodule can cause
- shortness of breath or
- difficulty swallowing.
Only a small percentage of thyroid nodules are cancerous.
Causes of thyroid nodules
Various conditions, including cysts, inflammation of the thyroid, and benign or malignant tumors cause thyroid nodules.
Other thyroid nodule symptoms and signs
- Difficulty Swallowing (Dysphagia)
- Hard or Soft Lump in the Neck
- Shortness of Breath