Pituitary tumors account for about 15% of primary intracranialneoplasms.1 Given the critical location of the gland, expandingtumors cause compressive symptoms. Furthermore, as pituitarycells secrete hormones, the proliferation of these cells maylead to a spectrum of endocrine symptoms. When tumors arisein pituitary somatotroph cells, aberrant secretion of growthhormone leads to the distinctive features of acromegaly. Understandingthe development, function, and regulation of somatotroph cellsprovides insight into the cellular origin of this tumor, aswell as approaches to the treatment of acromegaly. This reviewdiscusses advances in the understanding and treatment of acromegalythat have . . . [Full Text of this Article]
Physiological Features of Somatotrophs
Somatotroph Adenomas
Pathogenesis
Clinical and Pathological Features
Clinical Features of Acromegaly
Coexisting Illnesses
Mortality
Diagnosis
Treatment
Surgery
Radiotherapy
Receptor Targets for Medical Therapy
Somatostatin Receptor Ligands
Pegvisomant, a Growth Hormone–Receptor Antagonist
Dopamine Receptor Agonists
Monitoring and Clinical Goals
Source Information
From the Department of Medicine, Cedars–Sinai Medical Center, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles.
Address reprint requests to Dr. Melmed at Cedars–Sinai Medical Center, 8700 Beverly Blvd., Rm. 2015, Los Angeles, CA 90048, or at melmed@cshs.org.
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