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.
Problems with the thyroid include overactive thyroid, or hyperthyroidism, and underactive thyroid or hypothyroidism. The thyroid gland in the neck makes hormones to help regulate the body's metabolism and a person's growth.An overactive thyroid can make a person feel nervousness or anxious, be hyperactive and experience unexpected weight loss.he thyroid gland in the neck makes hormones to help regulate the body's metabolism and a person's growth. An overactive thyroid can make a person feel nervousness or anxious, be hyperactive and experience unexpected weight loss.