RT Book, Section A1 Fitzgerald, Paul A. A2 Papadakis, Maxine A. A2 McPhee, Stephen J. A2 Rabow, Michael W. A2 McQuaid, Kenneth R. SR Print(0) ID 1184697020 T1 Hypothyroidism & Myxedema T2 Current Medical Diagnosis & Treatment 2022 YR 2022 FD 2022 PB McGraw-Hill Education PP New York, NY SN 9781264269389 LK accessmedicine.mhmedical.com/content.aspx?aid=1184697020 RD 2024/04/24 AB ESSENTIALS OF DIAGNOSISAutoimmune (Hashimoto) thyroiditis is the most common cause of hypothyroidism.Fatigue, cold intolerance, constipation, weight change, depression, menorrhagia, hoarseness.Dry skin, bradycardia, delayed return of deep tendon reflexes.FT4 is usually low.TSH elevated in primary hypothyroidism.