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Depression and anxiety in hyperthyroidism.
Mehmet Murat Demet1, Bilgin Ozmen, Artuner Deveci
1Department of Psychiatry, Department of Internal Medicine, Medical Faculty, Celal Bayar University, Manisa, Turkey. mehmetmurat63@ixir.com
Archives of Medical Research
|December 31, 2002
Summary
Untreated hyperthyroidism patients exhibit more depression and anxiety symptoms than euthyroid individuals. Specific symptoms like insomnia and weight loss are more frequent in hyperthyroidism, aiding differential diagnosis.
Area of Science:
- Endocrinology
- Psychiatry
- Internal Medicine
Background:
- Untreated hyperthyroidism can present with symptoms overlapping those of depression and anxiety.
- Differentiating psychiatric symptoms in hyperthyroid patients is crucial for accurate diagnosis and treatment.
Purpose of the Study:
- To investigate and compare the symptomatology of depression and anxiety in patients with untreated hyperthyroidism versus euthyroid controls.
- To identify specific symptoms that can help distinguish between hyperthyroidism and primary psychiatric conditions.
Main Methods:
- A cohort of 32 hyperthyroid patients and 30 euthyroid controls were assessed.
- Hormonal levels (free T3, free T4, TSH) were measured via immunoassay and hemagglutination.
- Psychiatric assessment utilized the Hospital Anxiety and Depression Scale (HAD), Hamilton Depression Rating Scale (HAM-D), and Hamilton Anxiety Rating Scale (HAM-A).
Main Results:
- Hyperthyroid patients scored significantly higher on HAM-D and HAM-A total scores compared to euthyroid controls.
- Symptoms such as early insomnia, work/activity issues, psychic anxiety, weight loss, and cardiovascular symptoms were more prevalent in the hyperthyroid group.
- Discriminant analysis identified psychomotor agitation, weight loss, and insomnia as key discriminating symptoms for hyperthyroidism, while somatic anxiety and loss of interest distinguished euthyroid individuals.
Conclusions:
- Hyperthyroidism and syndromal depression-anxiety share overlapping features, potentially leading to misdiagnosis.
- Persistent symptoms post-hormonal treatment warrant further psychiatric evaluation.
- Symptoms like psychomotor retardation, guilt, muscle pain, energy loss, and fatigue may indicate comorbid depression in hyperthyroid patients, signaling a need for psychiatric consultation.