Myxoedema coma with pericardial effusion and respiratory arrest in a 59-year-old woman - Presents a case study of a rare occurrence associated with undiagnosed hypothyroidism. Congenital Hypothyroidism and Nonimmune Hydrops Fetalis: Associated? - Presents a case where there is an abnormal accumulation of fluid in the fetal compartments, including ascites, pleural effusion, pericardial effusion, and skin edema. Newswise: Thyroid Dysfunction Linked to Heart Failure in New Research Study - Researchers hope that more aggressive treatment of hypothyroidism and borderline hypothyroidism will result in a reduction of heart disease in human beings. Thyroid And Heart Failure - Discusses subclinical hypothyroidism and the increased risk of cardiac problems among older adults. Thyroid hormone and the cardiovascular system - Changes in serum T(3) levels in patients with chronic congestive heart failure are caused by alterations in thyroid hormone metabolism suggesting that patients may benefit from T(3). From Entrez PubMed. The Heart and the Thyroid Gland - Significant complications can arise from both low and high gland function. What patients need to watch out for. Hypothyroidism and Dyslipidemia: Modern Concepts and Approaches - Discusses the role of thyroid hormone in regulating the synthesis, metabolism, and mobilization of lipids. Subclinical Thyroid Dysfunction Affects the Heart - Impaired left ventricular diastolic function at rest and systolic dysfunction have been observed in persons with hypothyroidism.