TSH low and T4 HIGH: If this is caused by thyroid disease it would be HYPERTHYROIDISM--which causes a low TSH and a raised THYROXINE level.
Answered 8/25/2014
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?hyperthyroidism: Both hyperthyroidism and hypothyroidism produce changes in cardiac contractility, myocardial oxygen consumption, cardiac output, blood pressure, systemic vascular resistance.Well known that hyperthyroidism can produce atrial fibrillation,less well recognized that hypothyroidism can predispose to ventricular dysrhythmias.In almost all cases cardiovascular changes reversed by thyroid hormone therap
Answered 8/25/2014
3.8k views
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