The effect of dopamine agonist therapy on large functionless pituitary tumours.

Fifteen patients (12 male) with large pituitary tumours and serum prolactin levels below 1000 mU/l were given dopamine agonist therapy (bromocriptine, mesulergine or pergolide) for a mean of 9 months (range 3-36 months). Serum prolactin became undetectable in all. Despite this, significant suprasell...

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Автори: Grossman, A, Ross, R, Charlesworth, M, Adams, C, Wass, J, Doniach, I, Besser, G
Формат: Journal article
Мова:English
Опубліковано: 1985
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author Grossman, A
Ross, R
Charlesworth, M
Adams, C
Wass, J
Doniach, I
Besser, G
author_facet Grossman, A
Ross, R
Charlesworth, M
Adams, C
Wass, J
Doniach, I
Besser, G
author_sort Grossman, A
collection OXFORD
description Fifteen patients (12 male) with large pituitary tumours and serum prolactin levels below 1000 mU/l were given dopamine agonist therapy (bromocriptine, mesulergine or pergolide) for a mean of 9 months (range 3-36 months). Serum prolactin became undetectable in all. Despite this, significant suprasellar extensions and any associated neurological defect remained in 14 patients, who therefore were referred for surgery. In one patient there was evidence of spontaneous pituitary infarction unrelated to dopamine agonist therapy. At operation 12 patients had apparently functionless pituitary adenomas which failed to immunostain for prolactin, one had an epidermoid cyst and one a Rathke's pouch cyst. We conclude that patients with large pituitary tumours and only a mildly elevated serum prolactin are unlikely to have prolactinomas, and that such tumours are not likely to show significant tumour shrinkage with medical treatment with dopamine agonists.
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spelling oxford-uuid:2ae6f0ac-ef62-447c-9a10-778a834526c92022-03-26T12:27:49ZThe effect of dopamine agonist therapy on large functionless pituitary tumours.Journal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2ae6f0ac-ef62-447c-9a10-778a834526c9EnglishSymplectic Elements at Oxford1985Grossman, ARoss, RCharlesworth, MAdams, CWass, JDoniach, IBesser, GFifteen patients (12 male) with large pituitary tumours and serum prolactin levels below 1000 mU/l were given dopamine agonist therapy (bromocriptine, mesulergine or pergolide) for a mean of 9 months (range 3-36 months). Serum prolactin became undetectable in all. Despite this, significant suprasellar extensions and any associated neurological defect remained in 14 patients, who therefore were referred for surgery. In one patient there was evidence of spontaneous pituitary infarction unrelated to dopamine agonist therapy. At operation 12 patients had apparently functionless pituitary adenomas which failed to immunostain for prolactin, one had an epidermoid cyst and one a Rathke's pouch cyst. We conclude that patients with large pituitary tumours and only a mildly elevated serum prolactin are unlikely to have prolactinomas, and that such tumours are not likely to show significant tumour shrinkage with medical treatment with dopamine agonists.
spellingShingle Grossman, A
Ross, R
Charlesworth, M
Adams, C
Wass, J
Doniach, I
Besser, G
The effect of dopamine agonist therapy on large functionless pituitary tumours.
title The effect of dopamine agonist therapy on large functionless pituitary tumours.
title_full The effect of dopamine agonist therapy on large functionless pituitary tumours.
title_fullStr The effect of dopamine agonist therapy on large functionless pituitary tumours.
title_full_unstemmed The effect of dopamine agonist therapy on large functionless pituitary tumours.
title_short The effect of dopamine agonist therapy on large functionless pituitary tumours.
title_sort effect of dopamine agonist therapy on large functionless pituitary tumours
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