An adenoma or carcinoma of the anterior lobe of the pituitary gland that produces growth hormone. The disease is Monarch Disease Ontology entry MONDO_0019927 (growth hormone-producing pituitary gland neoplasm). Also known as: Growth hormone-producing pituitary gland tumor, Growth hormone-producing pituitary gland tumour, growth hormone producing neoplasm of pituitary, growth hormone producing neoplasm of pituitary gland, growth hormone producing neoplasm of the pituitary, growth hormone producing neoplasm of the pituitary gland, growth hormone producing pituitary gland neoplasm, growth hormone producing pituitary gland tumor.