Fact Sheets

Vitamin D Deficiency
A vitamin D deficiency can cause health problems like muscle weakness and brittle bones.
Thyroid Nodule
A growth in the thyroid, a gland that sits at the front of the neck, on top of the windpipe.
Hyperprolactinemia
Hyperprolactinemia is a condition marked by higher-than-normal levels of the hormone prolactin in the blood. Learn about symptoms and treatment.
Goiter
A swelling in the neck caused by an enlarged thyroid gland. Treatment may involve radioactive iodine, surgery, or medication.
Pituitary Tumors
Pituitary tumors are abnormal growths of tissue in the pituitary gland. Learn about symptoms and treatment.
Hyperglycemia: Symptoms, Causes, and Treatments
Hyperglycemia (also known as high blood sugar) is a condition in which a person's blood glucose level is higher than normal.
Thyroid Cancer
Thyroid cancer is a disease in which cells in the thyroid gland grow uncontrollably and develop into cancer. Learn about symptoms and treatment.
Endocrine Cancer
Endocrine tumors form when abnormal cells in an endocrine gland or organ grow and multiply in an uncontrolled manner.
Aldosteronoma (Aldosterone-producing Adenoma)
A noncancerous tumor in the adrenal gland that secretes too much of the hormone aldosterone.
Lipodystrophy
Lipodystrophy is a group of rare diseases that cause abnormal distribution of fat throughout a person's body. Learn about symptoms and treatment.