thyroxine (T4)

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Diagnosing Hypothyroidism in Dogs

I have a 7-year old spayed Golden Retriever who weighs about 110 lbs. No signs of hypothyroidism except for being overweight with…

Thursday, June 11, 2015 Add Comment Edit

Maybe I am missing something here, but I have a question about the human risk associated with handling thyroid medications. Why d…

Monday, January 13, 2014 Add Comment Edit

Thyroid scan (scintigraphy) in a cat suspected of hyperthyroidism. Both thyroid lobes are of normal size and shape. Uptake of the…

Monday, August 5, 2013 Add Comment Edit

As you know if you have been following this blog, I've spent much of the last few months writing about issue of hyperthyroidi…

Thursday, September 15, 2011 Add Comment Edit

In my last blog post, I discussed use of dynamic test, the T3 suppression test. Suppression testing can be helpful in confirming …

Monday, September 5, 2011 Add Comment Edit

Yawning Cat at the Hypurrcat Spa In most cats with hyperthyroidism, the diagnosis is easily confirmed by measuring a single serum…

Monday, August 29, 2011 Add Comment Edit

Measuring TSH in Human Patients with Thyroid Disease In human patients, measurement of circulating thyroid stimulating hormone (T…

Monday, August 22, 2011 Add Comment Edit

As I discussed in my recent posts on diagnostic testing for hyperthyroidism, the feline thyroid gland makes two active thyroid ho…

Tuesday, August 16, 2011 Add Comment Edit