A solitary pulmonary nodule (SPN) is an isolated lung growth surrounded by normal tissue. Most SPNs are benign (not cancerous) when they're diagnosed. However, some nodules can enlarge and change over ...

Thyroid nodules are lumps made up of abnormal clusters of thyroid cells that form in the thyroid gland. The lumps can be solid, fluid-filled, or a mixture of both. Most thyroid nodules are benign, ...

Thyroid nodules are growths in the thyroid gland, a small organ in your neck located in front of your windpipe (trachea). The thyroid gland produces thyroid hormone, which regulates many of your ...