The cause of hyperthyroidism is unknown, but a recent study found a link
between hyperthyroidism and feeding canned food, particularly fish and giblet flavors.
Correlations
between hyperthyroidism and environmental factors are unclear.
It might also interest you to note that studies show a connection
between hyperthyroidism and testosterone levels as well.
Not exact matches
«For over two decades now, we have noticed a strong link
between hypo - and
hyperthyroidism and infertility as well as adverse pregnancy and neonatal outcomes,» said Dr. Tomer Singer, a reproductive endocrinologist at Lenox Hill Hospital in New York City.
Unlike basic hypothyroidism or
hyperthyroidism, Hashimotos patients can waver
between having an overactive thyroid and having an under - active one.
In
hyperthyroidism, the bleeding is milder and shorter, and the distance
between the two menstrual periods is greater.
During the period of time that the thyroid is being destroyed, people with Hashimoto's may occasionally switch back and forth
between symptoms of hypothyroidism and
hyperthyroidism.
The best evidence so far for an effect of stress on autoimmune thyroid disease is the well known relationship
between the onset of Graves» disease (
hyperthyroidism) and a major stress in a person's life.
Further studies have also suggested a link
between fire - retardant chemicals and feline
hyperthyroidism.
The most common cause of secondary hypertension in cats is chronic kidney disease but other diseases can also predispose its development and there is a relationship
between hypertension and
hyperthyroidism (overactive thyroid gland) in cats too.
Topics will include diagnosis of
hyperthyroidism in presence of concurrent illness, diagnosis and management of treatment associated hypothyroidism, association
between hypertension and
hyperthyroidism, and nutritional management of feline
hyperthyroidism.
* Another study suggested that fire - retardant chemicals known as PBDEs may be a factor in feline
hyperthyroidism — even though the study itself clearly states «no association was detected
between hyperthyroid cats and PBDE levels.»
Referring to adverse reactions from vaccines, the Wall Street Journal article cited above (Attachment 2) reports: «In cats there has been a large increase in
hyperthyroidism and cancerous tumors
between the shoulder blades where vaccines typically are injected.»
I have not recommended canned cat food ever since reading an article that pointed out the statistical relationship
between cats eating canned food and their development of
hyperthyroidism (ref).
(ref) There is a statistical connection
between eating canned, fish - flavored cat foods and
hyperthyroidism.
Unfortunately,
between 2 percent and 10 percent of cats with
hyperthyroidism will have normal T4 levels.
Is There a Link
between Omega - 3's and
Hyperthyroidism?
After a welcome and opening remarks by Dr. Bianca Zenor, Veterinary Technology Program director, the symposium gave participants the chance to choose
between large and small animal topics, ranging from a presentation on Management of Feline
Hyperthyroidism by Dr. Catharine Scott - Moncrieff, professor of small animal internal medicine and head of the Department of Veterinary Clinical Sciences, to a talk about Cattle Behavior and Stockmanship by Dr. Bethany Funnell, clinical assistant professor of bovine theriogenology.
(ref) The authors theorized that it might be the BPA can lining that accounted for this - but at the time the article was written, we did not appreciate the link
between fish, high PBDE levels and
hyperthyroidism.
Unfortunately they forget or don't know illnesses like
hyperthyroidism, acquired heart diseases, and chronic kidney disease don't discriminate
between indoor and outdoor cats.