More common: 1  Black, tarry stools. 2  blood in the urine or stools. 3  bloody vomit. 4  diarrhea. 5  joint pain. 6  reddening of the skin. 7  sores in the mouth or lips. 8  stomach pain. 9  swelling of the feet or lower legs.
Enlarged thyroid. Goiter (GOI-tur) is an abnormal enlargement of your thyroid gland. Your thyroid is a butterfly-shaped gland located at the base of your neck just below your Adam's apple.Although goiters are usually painless, a large goiter can cause a cough and make it difficult for you to swallow or breathe.nlarged thyroid. Goiter (GOI-tur) is an abnormal enlargement of your thyroid gland. Your thyroid is a butterfly-shaped gland located at the base of your neck just below your Adam's apple.
Overview. The thyroid, located at the front of your neck, is a small butterfly shaped gland that is part of the bodyâs endocrine system. A swollen thyroid, or goiter, occurs when the gland swells to larger than normal.Large goiters, seen or felt at the base of the neck, may cause tightness in the throat, hoarseness, and difficulty breathing or swallowing.A swollen thyroid can increase or decrease the production of thyroid hormone and can present additional symptoms.arge goiters, seen or felt at the base of the neck, may cause tightness in the throat, hoarseness, and difficulty breathing or swallowing. A swollen thyroid can increase or decrease the production of thyroid hormone and can present additional symptoms.