Re: Birth defects and thyroid disease..

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• Reply: Marie: "Re: Birth defects and thyroid disease.."

At Tue, 8 Jul 2003, Marie wrote: >Dear KAH,
>I'm 14weeks/hypothyroid/.075mg. I share your concern but additional
>risk should be small. That being said, the question you raise is
>interesting but doesn't have a simple answer. Is this the study?:
>http://www.hopkinsmedicine.org/press/2002/JANUARY/020117.htm
>I think the answer is yes/no. There's greater risk of birth defects
>when Thyroid Disease(TD) is present and the TD may affect the viability
>of pregnancy unrelated to defects, but not that TD is necessarily the
>direct cause all defects found in offspring of mothers with TD.
>How does one optimize thyroid function, appropriately manage
>before/during/after pregnancy and not confuse birth defects with a known
>cause(Downs) where TD and other defects may also be present, with
>defects with unknown cause or attributed to TD, like Congenital
>Hypothyroid which may be linked to TD in the mother?
>Endocrine-disrupting chemicals(pesticides) may cause both TD and/or
>birth defects, as well as other environmental factors found in the
>diet(soy/cadmium/floride.....), so that a mother with TD might take more
>care with diet as some affects may not manifest for many years. The
>study made a point re:antibodies may be significant as TSH levels are
>the standard by which TD is measured, antibodies opens up new questions
>as well as, other options for treatment.
>We're all concerned re:birth defects, the risk might be slightly greater
>in treated but otherwise healthy women or dependent on risk factors,
>than in "normal" populations and <unDx/unTx women with TD have a far
>greater risk. Knowledge is power and the future depends on what we do
>now.
>Take Care,
>Marie

--
>At Tue,  8 Jul 2003, KAH wrote:
>Hello,
>I am 14.5 weeks with my second child.  I have hypothyroidism following
>post partum thyroiditis after my first baby was born.  I am taking 75mg
>replacement (up from 25 mg at beginning of pregnancy).
>My TSH and Free T4 are good.  Scan At 12 weeks was great, able to hear
>baby on doppler HR 140-150, regular.
>I have recently read that there is now thought to be a connection
>between thyroid diseaes (even if euthyroid) and birth defects.
>What are your thoughts on this, as it is an isolated study
>should I be concerned about birth defects?
>Thanks
>--
>KAH, (Registered Nurse) mother to a son (12 months)
>14w3d EDD Jan 2 2004

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