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Related Concept Videos

Hyperthyroidism I: Introduction01:25

Hyperthyroidism I: Introduction

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Hyperthyroidism is a type of thyrotoxicosis characterized by the thyroid gland's overproduction of the thyroid hormones triiodothyronine (T3) and thyroxine (T4). This hormone excess increases the basal metabolic rate and enhances sensitivity to catecholamines.DiagnosisDiagnosis is based on clinical features and biochemical testing. It typically shows suppressed thyroid-stimulating hormone (TSH) levels below 0.4 mIU/L, with elevated free T3 and/or T4. Additional tests, including thyroid...
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Hyperthyroidism II: Pathophysiology01:27

Hyperthyroidism II: Pathophysiology

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Hyperthyroidism is a hypermetabolic state caused by elevated levels of thyroid hormones, triiodothyronine (T3) and thyroxine (T4). It results from dysregulation at the thyroid, pituitary, or immune system level and affects multiple organ systems.PathophysiologyThe most common cause of hyperthyroidism is Graves’ disease, an autoimmune disorder in which antibodies, specifically thyroid-stimulating antibodies (TSAb), a subtype of TSH receptor antibodies (TRAb), bind to and activate TSH...
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Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test01:22

Effect of Hepatic Disease on Pharmacokinetics: Pathophysiologic Assessment and Liver Function Test

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In clinical practice, the direct measurement of hepatic blood flow to evaluate liver function presents significant challenges due to the intricate and specialized nature of the necessary techniques. Consequently, healthcare professionals often rely on empirical estimates derived from thorough patient examinations and liver function tests to gauge liver health. Among the tools at their disposal, the Child–Pugh and MELD scoring systems stand out for their ability to categorize and assess...
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Hypothyroidism II: Pathophysiology01:23

Hypothyroidism II: Pathophysiology

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Hypothyroidism is a disorder characterized by insufficient production of thyroid hormones, which regulate metabolism, energy balance, and multiple organ systems.TypesHypothyroidism is classified based on the level of dysfunction. Primary hypothyroidism results from intrinsic thyroid gland dysfunction, causing reduced hormone production despite normal or increased stimulation. Secondary hypothyroidism arises from inadequate thyroid-stimulating hormone (TSH) secretion by the pituitary. Tertiary...
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Graves Disease II: Pathophysiology01:24

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Graves’ disease is an autoimmune disorder characterized by the production of thyroid-stimulating immunoglobulins (TSI) that activate TSH receptors, leading to excessive synthesis and release of thyroid hormones (T3 and T4) and resulting in hyperthyroidism.Among all causes of hyperthyroidism, Graves’ disease is the most common and can happen at any age, though it is more frequent in women. It produces a hypermetabolic state with features such as weight loss, tachycardia, tremor,...
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Graves' Disease I: Introduction01:28

Graves' Disease I: Introduction

23
Graves' disease is an autoimmune disorder that causes hyperthyroidism, or overactivity of the thyroid gland. It results from autoantibodies called thyroid-stimulating immunoglobulins (TSIs), which bind to thyroid-stimulating hormone (TSH) receptors, leading to overstimulation of hormone production and a hypermetabolic state.EtiologyAlthough considered idiopathic, Graves’ disease has well-established contributing factors. There is a strong genetic component, with increased prevalence...
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Abnormal liver function test in hydatidiform moles: a retrospective study comparing the hyperthyroid state and the

Mehmet Emin Kucukoglu1, Ahmet Cumhur Dulger, Mehmet Aslan

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Gynecological Endocrinology : the Official Journal of the International Society of Gynecological Endocrinology
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Hyperthyroidism in hydatidiform mole (HM) patients is linked to elevated liver enzymes (AST and ALT) and higher beta-human chorionic gonadotropin (β-HCG) levels. This suggests HM-related β-HCG may influence thyroid function.

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Area of Science:

  • Endocrinology
  • Hepatology
  • Gynecology

Background:

  • The impact of thyroid status on liver function tests in hydatidiform mole (HM) patients remains unclear.
  • Investigating the relationship between hyperthyroidism and liver transaminases in HM is crucial.

Purpose of the Study:

  • To determine the effect of hyperthyroidism on liver transaminases (AST and ALT) in patients with hydatidiform moles.
  • To explore correlations between thyroid status, β-human chorionic gonadotropin (β-HCG), and liver enzymes in HM.

Main Methods:

  • Retrospective review of aspartate aminotransferase (AST) and alanine aminotransferase (ALT) levels in 80 patients with HM.
  • Categorization of patients into euthyroid (52) and hyperthyroid (28) groups.

Main Results:

  • Hyperthyroid HM patients exhibited significantly higher gravida, serum β-human chorionic gonadotropin (β-HCG), AST, and ALT levels compared to euthyroid patients.
  • Complete HM cases showed higher gravida, TSH, and total T4 levels than partial HM cases.
  • 65% of HM patients were euthyroid, while 35% were hyperthyroid.

Conclusions:

  • Hydatidiform mole-related β-HCG may stimulate thyroid cells, leading to increased thyroid hormone release (FT4, FT3, TT3, TT4) and suppressed TSH.
  • Hyperthyroidism in HM is associated with elevated liver transaminases, suggesting a potential link between β-HCG, thyroid function, and liver health.