Woman with Thyroid issues shown in pink

Thyroid Disease Diagnosis

Doctors piece together symptoms you're experiencing, medical history, test results, and more to determine that you have thyroid disease and just what type is affecting you.
A woman clutches her throat.
Do a Thyroid Neck Check to Find Lumps in Your Glands
Medically reviewed by Danielle Weiss, MD
Woman donating blood
Factors That May Affect Your Thyroid Test Results
Medically reviewed by Do-Eun Lee, MD
Doctor administering blood test
How to Understand Thyroid Function Tests and Normal Ranges
Medically reviewed by Lindsey Waldman, MD, RD
Woman receiving injection
Explore the Reasons Why an Aldosterone Test Is Used
Medically reviewed by Do-Eun Lee, MD
Senior man having a blood test done by a nurse
What Is the Thyroid-Binding Globulin Test?
Medically reviewed by Lindsey Waldman, MD, RD
Nurse bandaging arms after patient donates blood in hospital bank
What Is a Parathyroid Hormone Blood Test?
Medically reviewed by Ana Maria Kausel, MD
Doctor and patient
The Free T4 Index Test and Thyroid Disease
Medically reviewed by Ana Maria Kausel, MD
Doctor and patient
What Is a Thyroglobulin Antibody Test?
Medically reviewed by Ana Maria Kausel, MD
scientist in research lab
What Is a Total Triiodothyronine (T3) Test?
Medically reviewed by Ana Maria Kausel, MD
Thyroid palpation, woman
What You Need to Know About a Free Thyroxine Test
Medically reviewed by Ana Maria Kausel, MD
Female doctor and patient talking in exam room
What to Expect When Undergoing a Thyroid Peroxidase Antibody Test
Medically reviewed by Ana Maria Kausel, MD
A woman and her doctor
Total Thyroxine (T4) Test: Uses, Side Effects, Results
Medically reviewed by Ana Maria Kausel, MD
woman getting a radioactive iodine uptake test
What You Need to Know About a Radioactive Iodine Uptake Test
Medically reviewed by Danielle Weiss, MD
woman getting a free triiodothyronine test
What You Need to Know About a Triiodothyronine Test
Medically reviewed by Ana Maria Kausel, MD
What Is a Calcium Blood Test?
What to Expect With a Calcium Blood Test
Medically reviewed by Ana Maria Kausel, MD
Female doctor discussing test results with patient
Why Are Your Thyroid Hormone Levels Fluctuating?
Medically reviewed by Ana Maria Kausel, MD
Lab technician with blood samples and medical chart
Where Can I Get the TRH Stimulation Test?
Medically reviewed by Do-Eun Lee, MD
Thyroid neck check
What Is the T3 Resin Uptake Test?
Medically reviewed by Ana Maria Kausel, MD
Mature Woman at doctors office. Doctor is doing an external gland exam, touching her glands with hands, using latex gloves.
Evaluating Thyroid Nodules With Fine Needle Aspiration
Medically reviewed by Danielle Weiss, MD