HPT Axis Dysregulation in Mood and Anxiety Disorders: Clinical Utility of Thyroid Hormone Assessment in Psychiatric Inpatients
This comparative study examined thyroid function (TSH, FT4, FT3) in 88 hospitalized patients with major depressive disorder, generalized anxiety disorder, or bipolar disorder, finding significantly elevated TSH and higher subclinical hypothyroidism prevalence in depression patients. The research explores correlations between thyroid parameters and symptom severity using validated psychiatric rating scales while controlling for non-thyroidal illness effects.