NCIt definition : A rare adenoma of the anterior lobe of the pituitary gland that produces thyrotropin.
It is usually associated with goiter and hyperthyroidism.;
Alternative definition : NICHD: A pituitary neuroendocrine tumor that produces thyroid-stimulating hormone.;
NCIt note : See 'TSH-Producing Pituitary Gland Neoplasm(C7915)';