Hypothyroidism Archive

Imaging Studies in Hypothyroidism Evaluation Linked to Unnecessary Risks

Imaging Studies in Hypothyroidism Evaluation Linked to Unnecessary Risks

Thyroid ultrasonography, which may lead to the discovery of incidental nodules, anxiety, and high cost, is not required in evaluation for hypothyroidism.

Proper Treatment in Children With Congenital Hypothyroidism Can Aid Behavior

Proper Treatment in Children With Congenital Hypothyroidism Can Aid Behavior

Both over- and undertreatment of congenital hypothyroidism can result in negative behavioral outcomes.

Central Congenital Hypothyroidism Detection in Neonates

Central Congenital Hypothyroidism Detection in Neonates

Screening programs that measure T4 with reflex TSH in newborns with T4 below a specified cutoff have the potential to detect central congenital hypothyroidism (CCH) and have shown a higher prevalence of CCH than previously thought.

Maternal Thyroid-Stimulating Hormone, Free Thyroxine Associated With BMI

Maternal Thyroid-Stimulating Hormone, Free Thyroxine Associated With BMI

Maternal thyroid function and weight gain in early pregnancy were associated with hypothyroidism, but not hyperthyroidism.

Sleep Disordered Breathing Impacted by Hypothyroidism, Obesity

Sleep Disordered Breathing Impacted by Hypothyroidism, Obesity

Adult patients with obesity and hypothyroidism have lower-than-average sleep oxygen saturation.

Efficacy of Daily vs Weekly Levothyroxine for Hypothyroidism

Efficacy of Daily vs Weekly Levothyroxine for Hypothyroidism

Researchers examined the safety and efficacy of daily vs weekly levothyroxine therapy for hypothyroidism in young and middle aged adults.

Subclinical Hypothyroidism Increased Risk for Miscarriage

Subclinical Hypothyroidism Increased Risk for Miscarriage

Miscarriage risk before 20 weeks of gestation is higher among women with untreated subclinical hypothyroidism.

Does Vitamin D Supplementation Affect Subclinical Hypothyroidism

Does Vitamin D Supplementation Affect Subclinical Hypothyroidism

Researchers noted a significant increase in serum vitamin D and significant reductions in TSH following 3 months of vitamin D supplementation.

Silent Thyroiditis Risk Increased With Lithium Therapy for Bipolar Disorder

Silent Thyroiditis Risk Increased With Lithium Therapy for Bipolar Disorder

Physicians need to be aware of silent thyroiditis as a rare but serious side effect of lithium therapy.

Thyroid Dysfunction in Children May Affect Cognitive Skills

Thyroid Dysfunction in Children May Affect Cognitive Skills

Cognitive function was affected even in patients with subclinical hypothyroidism.

Oral Levothyroxine Absorption Reduced By Cow's Milk Consumption

Oral Levothyroxine Absorption Reduced By Cow's Milk Consumption

Elemental calcium — found in cow's milk — significantly limits a person's ability to absorb oral levothyroxine.

FDA: Levothyroxine Liquid Formulation Approved for Hypothyroidism

FDA: Levothyroxine Liquid Formulation Approved for Hypothyroidism

Tirosint-SOL (levothyroxine sodium oral solution) should be available within the next 6 months.

Risk of Pregnancy Loss in Subclinical Hypothyroidism

Risk of Pregnancy Loss in Subclinical Hypothyroidism

Women with subclinical hypothyroidism who undergo thyroid hormone treatment have a decreased risk of pregnancy loss, but may experience other pregnancy-related adverse outcomes.

Study Assesses Treatment Dose, Timing of Levothyroxine in Congenital Hypothyroidism

Study Assesses Treatment Dose, Timing of Levothyroxine in Congenital Hypothyroidism

Early detection and quick treatment with levothyroxine are essential in treating children with congenital hypothyroidism.

Congenital Hypothyroidism May Be Missed in a Significant Number of Infants

Congenital Hypothyroidism May Be Missed in a Significant Number of Infants

Half of the infants in the study had a delayed diagnosis of congenital hypothyroidism.

Serum TSH Levels During Pregnancy Associated With Prematurity in Offspring

Serum TSH Levels During Pregnancy Associated With Prematurity in Offspring

Women with higher-than-normal thyrotropin concentrations during pregnancy may be more likely to experience premature delivery.

Nonalcoholic Fatty Liver Disease Risk Higher With Hypothyroidism

Nonalcoholic Fatty Liver Disease Risk Higher With Hypothyroidism

Lower thyroid function was associated with a 1.24-fold higher risk for nonalcoholic fatty liver disease.

Physician Opinions Vary Regarding Management of Subclinical Hypothyroidism

Physician Opinions Vary Regarding Management of Subclinical Hypothyroidism

Physicians present viewpoints for and against treatment of subclinical hypothyroidism in a 60-year-old patient.

Type 2 Diabetes Risk Increased With Low Thyroid Function

Type 2 Diabetes Risk Increased With Low Thyroid Function

The risk was greater even for people with low-normal thyroid function.

Agent Orange Herbicide Linked to Hypothyroidism and Bladder Cancer

Agent Orange Herbicide Linked to Hypothyroidism and Bladder Cancer

The large study linking Agent Orange with adverse effects includes US veterans of the Korean War who also served in the Vietnam War.

Breast Cancer Risk Varied With Thyroid Function Level

Breast Cancer Risk Varied With Thyroid Function Level

Women with hyperthyroidism have increased breast cancer risk, while hypothyroidism is associated with decreased risk.

Subclinical Hypothyroidism Not Linked to Venous Thromboembolism Risk in Elderly

Subclinical Hypothyroidism Not Linked to Venous Thromboembolism Risk in Elderly

In the elderly, subclinical hypothyroidism is not associated with significantly increased risk for recurrent venous thromboembolism.

Iodine Insufficiency Identified in Pediatric Patient Transitioned to Vegan Diet

Iodine Insufficiency Identified in Pediatric Patient Transitioned to Vegan Diet

Thyroid function improved after the researchers placed the child on levothyroxine and supplemented his diet with iodized salt and a multivitamin containing iodine.

Thyroid Dysfunction Associated With Autoimmune Diabetes

Thyroid Dysfunction Associated With Autoimmune Diabetes

Results from the HUNT Study in Norway found an association between autoimmune diabetes and thyroid dysfunction.

Congenital Hypothyroidism May Reduce Hippocampus Activation in Verbal Memory Processing

Congenital Hypothyroidism May Reduce Hippocampus Activation in Verbal Memory Processing

Patients had reduced left middle hippocampus and right anterior hippocampus activity when judging word pairs.

Hypothyroidism Linked to Diabetes Risk

Hypothyroidism Linked to Diabetes Risk

No increased risk for patients with hypothyroidism treated with thyroid hormone replacement therapy.

Levothyroxine Dose May Differ for Obese Women After Thyroidectomy

Levothyroxine Dose May Differ for Obese Women After Thyroidectomy

Obese women who undergo thyroidectomy may require a higher dose of levothyroxine than nonobese women.

Higher Reference-Range Thyrotropin Levels Not Associated With CHD Risk

Higher Reference-Range Thyrotropin Levels Not Associated With CHD Risk

Thyrotropin levels within the reference range do not appear to be linked to risk for CHD events and CHD mortality.

High, Low Thyroid Hormone Levels During Pregnancy May Affect Fetal Brain Development

High, Low Thyroid Hormone Levels During Pregnancy May Affect Fetal Brain Development

Maternal hormone levels during pregnancy may have adverse effects on the infant's IQ later in childhood.

Hypothyroidism Associated With Water Fluoridation in Britain

Hypothyroidism Associated With Water Fluoridation in Britain

British study finds an association, but unable to prove cause-and-effect.

Thyroid Disease May Adversely Affect Women's Reproductive Health

Thyroid Disease May Adversely Affect Women's Reproductive Health

Thyroid disease, including hyperthyroidism and hypothyroidism, may be linked to fertility problems and miscarriages in women.

Factors Contributing to High Levothyroxine Doses

Factors Contributing to High Levothyroxine Doses

A number of factors contribute to the need for higher-than-expected levothyroxine dosing requirements in patients with hypothyroidism.

Fewer Adverse Events for Elderly with High TSH, Low FT4

Fewer Adverse Events for Elderly with High TSH, Low FT4

Higher TSH and lower FT4 thyroid hormone levels are associated with decreased risk for adverse effects in older adults.

USPSTF: Insufficient Evidence on Thyroid Screening

USPSTF: Insufficient Evidence on Thyroid Screening

The U.S. Preventive Services Task Force states that more evidence is needed to adequately assess the benefits or harms of thyroid screening.

ATA: Levothyroxine Should Remain Standard of Care for Hypothyroidism

ATA: Levothyroxine Should Remain Standard of Care for Hypothyroidism

An expert panel reviewing treatments for hypothyroidism has concluded that the drug levothyroxine should remain the standard of care.

Liquid Levothyroxine May Prevent Malabsorption From Proton-Pump Inhibitors

Liquid Levothyroxine May Prevent Malabsorption From Proton-Pump Inhibitors

An oral levothyroxine solution bested the tablet form in preventing malabsorption related to proton-pump inhibitors.

TSH in First Trimester Not Indicative of Adverse Pregnancy Outcomes

TSH in First Trimester Not Indicative of Adverse Pregnancy Outcomes

Mild hypothyroidism in women may not be linked to adverse outcomes in pregnancy.

Metformin May Lower TSH in Hypothyroidism

Metformin May Lower TSH in Hypothyroidism

Metformin may raise the risk for low levels of thyroid-stimulating hormone among patients with hypothyroidism.

Subclinical Hypothyroidism Not Linked to Stroke Risk

Subclinical Hypothyroidism Not Linked to Stroke Risk

Ischemic stroke risk does not appear to be elevated in postmenopausal women with subclinical hypothyroidism.

Subclinical Hypothyroidism May Up Gestational Diabetes Risk

Subclinical Hypothyroidism May Up Gestational Diabetes Risk

Gestational diabetes risk is modestly higher in pregnant women with subclinical hypothyroidism when compared with euthyroid pregnant women.

Oral Solution Improved Levothyroxine Absorption in Hypothyroidism

Oral Solution Improved Levothyroxine Absorption in Hypothyroidism

Levothyroxine absorption may be increased when administered as an oral solution, as compared with tablets, in hypothyroidism.

Miscarriage Risk May Rise With Thyroid-Stimulating Hormone Levels

Miscarriage Risk May Rise With Thyroid-Stimulating Hormone Levels

Women with high thyroid-stimulating hormone levels during pregnancy may have an increased risk for miscarriage.

Hypothyroidism Associated With Diabetic Nephropathy

Hypothyroidism Associated With Diabetic Nephropathy

Researchers find an independent association between subclinical hypothyroidism and diabetic nephropathy in type 2 diabetes.

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