Primary hyperthyroidism
MONDO:1060200A form of hyperthyroidism caused by overproduction of thyroid hormones (T3 and T4) due to pathology within the thyroid gland itself. Primary hyperthyroidism is characterized by low TSH levels and elevated T3/T4 levels.
59 clinical trials for this condition and its sub-types, 1 tagged with Primary hyperthyroidism itself.
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Sub-types of Primary hyperthyroidism
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Graves disease 53 trials
1 sub-type
- Pediatric-onset Graves disease 0 trials
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Toxic multinodular goitre 7 trials
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Toxic thyroid adenoma 2 trials
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Brain fatigue after thyroid disease: immune system may be to blame
Knowledge-focused Stopped earlyThis study investigates why some people with Graves' disease continue to feel mentally fatigued even after their thyroid levels return to normal. Researchers will compare blood and spinal fluid from 180 participants—60 with mental fatigue, 60 without, and 60 healthy controls—to f…
Sponsor: Vastra Gotaland Region • Aim: Knowledge-focused
Last updated Sep 16, 2026 00:00 UTC
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Could a common virus trigger thyroid troubles?
Knowledge-focused Stopped earlyThis study investigated whether polyomaviruses (a type of common virus) are found more often in people with autoimmune thyroiditis or goiters. Researchers compared virus presence in blood, urine, and thyroid tissue from 49 patients undergoing thyroid surgery. The goal was to see …
Sponsor: Centre Hospitalier Universitaire, Amiens • Aim: Knowledge-focused
Last updated Jun 27, 2026 13:07 UTC