Mild hyperthyroidism linked to AF risk.

Australian Doctor,  March, 2006  

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By Bianca Nogrady

JAMA Older patients with even mild subclinical hyperthyroidism have a significantly increased risk of AF, researchers say.

Patients over 65 with TSH levels of 0.10-0.44mU/L were twice as likely to develop AF within 13 years compared with patients with normal thyroid levels, researchers reported in the Journal of the American Medical Association (1 March).

However, the study did not find any link between subclinical hypothyroidism or hyperthyroidism and other cardiovascular disorders or cardiovascular mortality.

Professor John Walsh, head of ...

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