Why do I need a thyroid antibodies test?You may need this test if you have symptoms of a thyroid problem and your provider thinks they may be caused by Hashimoto disease or Grave's disease.Symptoms of Hashimoto disease include:Weight gainFatigueHair lossLow tolerance for cold temperaturesIrregular menstrual periodsConstipationDepressionJoint painSymptoms of Grave's disease include:Weight lossBulging of the eyesTremors in the handLow tolerance for heatTrouble sleepingAnxietyIncreased heart rateSwollen thyroid, known as goiterYou may also need this test if other thyroid tests show that your thyroid hormone levels are too low or too high. These tests include measurements of hormones known as T3, T4, and TSH (thyroid-stimulating hormone).
