Cracked mouth corner: Introduction. Cracked mouth corner: Cracked skin at the corner of the mouth. See detailed information below for a list of 10 causes of Cracked mouth corner, Symptom Checker, Assessment Questionnaire, including diseases and drug side effect causes.racked mouth corner: Introduction. Cracked mouth corner: Cracked skin at the corner of the mouth. See detailed information below for a list of 10 causes of Cracked mouth corner, Symptom Checker, Assessment Questionnaire, including diseases and drug side effect causes.
Thyroid disorders can range from a small, harmless goiter (enlarged gland) that needs no treatment to life-threatening cancer. The most common thyroid problems involve abnormal production of thyroid hormones. Too much thyroid hormone results in a condition known as hyperthyroidism.
Thyroid Disease. (Also Called 'Thyroid Disease-Care & Treatment'). The thyroid is a small gland, shaped like a butterfly, that rests in the middle of the lower neck. Its primary function is to control the body's metabolism (rate at which cells perform duties essential to living).he following conditions cause hypothyroidism: 1  Thyroiditis is an inflammation of the thyroid gland. 2  This can lower the amount of hormones produced. 3  Hashimoto's thyroiditis is a painless disease of the immune system that is hereditary. 4  Postpartum thyroiditis occurs in 5 percent to 9 percent of women after giving birth.