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.
Hypothyroidism is a disease in which the thyroid does not produce enough thyroid hormone. There are many reasons for this to occur. Most commonly, it is due to an autoimmune disorder, called Hashimoto s thyroiditis, in which antibodies attack the thyroid, gradually making it inactive.our Thyroid: What it is and What it does. Your thyroid is a butterfly-shaped gland in the lower, front part of your neck. It controls your metabolism and keeps your whole body functioning properly.