A condition caused by prolonged exposure to excessive HUMAN GROWTH HORMONE in adults. It is characterized by bony enlargement of the FACE; lower jaw (PROGNATHISM); hands; FEET; HEAD; and THORAX. The most common etiology is a GROWTH HORMONE-SECRETING PITUITARY ADENOMA. (From Joynt, Clinical Neurology, 1992, Ch36, pp79-80)

Synonyms: Somatotropin Hypersecretion Syndrome (Acromegaly), Hypersecretion Syndromes, Somatotropin (Acromegaly), Inappropriate GH Secretion Syndrome (Acromegaly), Hypersecretion Syndrome, Somatotropin (Acromegaly), Inappropriate Growth Hormone Secretion Syndrome (Acromegaly), Acromegaly, Syndromes, Somatotropin Hypersecretion (Acromegaly), Syndrome, Somatotropin Hypersecretion (Acromegaly), Somatotropin Hypersecretion Syndromes (Acromegaly)