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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
4
pubmed:dateCreated
1997-12-11
pubmed:abstractText
A retrospective analysis of data from 73 consecutive patients with toxic multinodular goitre treated with iodine-131 (131I) during a 2-year period was performed to investigate if serum TSH at the time of 131I treatment influences the outcome. The dose of 131I was calculated according to a model compensating for thyroid size estimated by palpation and 24-h 131I uptake. Serum TSH was determined by a third-generation assay with a functional sensitivity of 0.03 mU/l. A significantly more pronounced response to 131I treatment was observed in patients with TSH > 0.0 mU/l than in patients with TSH = 0.0 mU/l (P = 0.0006. This difference resulted in a threefold lower frequency of non-responders and a fivefold higher rate of early hypothyroidism in the group with detectable serum TSH. While the high frequency of hypothyroidism among patients with measurable serum TSH can be explained by destruction of normal thyroid tissue, the high frequency of treatment failure in the group with serum TSH = 0.0 mU/l suggests that autonomous thyroid tissue may also be sensitized to a deleterious effect of 131I through stimulation by TSH. We conclude that serum TSH has a significant influence on the outcome of 131I treatment of toxic multinodular goitre. The results of 131I treatment may be improved by adjustment of the dose of 131I according to the serum TSH level, in addition to adjustment for goitre size and 24-h 131I uptake.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Oct
pubmed:issn
0804-4643
pubmed:author
pubmed:issnType
Print
pubmed:volume
137
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
365-9
pubmed:dateRevised
2004-11-17
pubmed:meshHeading
pubmed:year
1997
pubmed:articleTitle
Serum TSH and the response to radioiodine treatment of toxic multinodular goitre.
pubmed:affiliation
Department of Internal Medicine F, Hillerød Hospital, Denmark.
pubmed:publicationType
Journal Article