Dr. Jeffrey Kalei

Dr. Jeffrey Kalei

Author and illustrator for Hyperexcision. Interested in emergency room medicine. I have a passion for medical education and drawing.

Hyperthyroidism

Hyperthyroidism Hyperthyroidism is an elevation of thyroid hormone (T3 and T4). Classification Classification Description Examples Primary hyperthyroidism Elevated thyroid hormone due to increased autonomous production by the thyroid gland. Has a low TSH, high T3 and T4 Grave’s disease, Toxic…