Neoplastic Process
thyrotroph adenoma
Definitions related to thyrotroph adenoma:
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A rare adenoma of the anterior lobe of the pituitary gland that produces thyrotropin. It is usually associated with goiter and hyperthyroidism.NCI ThesaurusU.S. National Cancer Institute, 2021
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(tsh-secreting pituitary adenoma) A rare, functioning, pituitary adenoma characterized by the presence of a pituitary mass associated with high levels of circulating, free, thyroid hormones in conjunction with normal to high levels of TSH and unresponsiveness of TSH levels to TRH stimulation and T3 suppression tests, typically manifesting with signs and symtoms of mild to moderate hyperthyroidism (e.g. goiter (most frequently observed), palpitation, excessive sweating, arrhythmia, weight loss, tremor) and/or tumor mass effect (such as headache, visual field defects, hypopituitarism). Occasionally, cosecretion of prolactin and/or growth hormone may cause galactorrhea and/or acromegaly.OrphaNetINSERM, 2021
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(thyroid stimulating hormone-producing adenoma) A benign pituitary tumor that produces thyroid-stimulating hormone.NICHD Pediatric TerminologyU.S. National Cancer Institute, 2021
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