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Hyperpituitarism: Wikis


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Classification and external resources
ICD-10 E22.
ICD-9 253.1
eMedicine ped/1092
MeSH D006964

Hyperpituitarism is the result of excess secretion of adenohypophyseal trophic hormones most commonly by a functional pituitary adenoma. Other causes are hyperplasias and carcinomas of the adenohypophysis, secretion by non-pituitary tumours and certain hypothalamic disorders.

Clinical manifestations

Depending on the cell type(s) affected, clinical manifestations of hormone excess may include:

Associated conditions

When there is an enlargement of the pituitary tissue, hyperpituitarism is often associated with:


Symptoms caused by hormone excess and associated mass effects include:



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