Thyroid Tests Demystified: Interpreting TSH, T4, and Beyond

Overview

With so many thyroid labs available, it’s important to know which ones to order in various clinical scenarios. You’ll learn that plus common pitfalls, myths, and misinterpretations of thyroid labs. We will review thyroid lab changes in pregnancy, and we'll use practical case studies to sharpen your diagnostic skills in real-world scenarios.

Learning Objectives

• Understand roles of TSH, Free T4, and T3
• Recognize lab errors: biotin, heterophile antibodies
• Spot assay interference and secondary pathologies
• Apply trimester-specific TFT guidelines in pregnancy
• Use a systematic, case-based approach to improve diagnostic accuracy