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==Overview==
==[[Hyperpituitarism overview|Overview]]==
'''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==
==[[Hyperpituitarism historical perspective|Historical Perspective]]==
Depending on the cell type(s) affected, clinical manifestations of hormone excess may include:
==[[Hyperpituitarism classification|Classification]]==
*[[Hyperprolactinaemia]]
==[[Hyperpituitarism pathophysiology|Pathophysiology]]==
*[[Cushing's disease]]
*[[Precocious puberty]]
*[[Gigantism]] or [[Acromegaly]]
*[[Hyperthyroidism]] (rare)


==Associated conditions==
==[[Hyperpituitarism causes|Causes]]==
When there is an enlargement of the pituitary tissue, hyperpituitarism is often associated with:
*[[Visual field]] defects, classically [[Bitemporal hemianopsia|bitemporal hemianopia]]
*Radiographic abnormalities of the [[sella turcica]], such as sellar expansion, bony erosion and disuption of the [[diaphragma sellae]]
*[[Intracranial pressure#Increased ICP|Increased intracranial pressure]]


==Symptoms==
==[[Hyperpituitarism differential diagnosis|Differentiating Hyperpituitarism from other Diseases]]==
Symptoms caused by hormone excess and associated mass effects include:
 
* [[Headache]]
==[[Hyperpituitarism epidemiology and demographics|Epidemiology and Demographics]]==
* Visual field loss or [[Double vision]]
 
* [[Excessive sweating]]
==[[Hyperpituitarism natural history, complications and prognosis|Natural History, Complications and Prognosis]]==
* [[Hoarseness]]
 
* Milk secretion from [[breast]]
==Diagnosis==
* [[Sleep apnea]]
[[Hyperpituitarism history and symptoms|History and Symptoms]] | [[Hyperpituitarism physical examination|Physical Examination]] | [[Hyperpituitarism laboratory findings|Laboratory Findings]] | [[Hyperpituitarism CT|CT]] | [[Hyperpituitarism MRI|MRI]] | [[Hyperpituitarism ultrasound|Ultrasound]] | [[Hyperpituitarism other imaging findings|Other Imaging Findings]] | [[Hyperpituitarism other diagnostic studies|Other Diagnostic Studies]]
* [[Carpal tunnel syndrome]]
 
* [[Joint pain]] and limitation of motion
==Treatment==
* [[Muscle weakness]]
 
* [[Numbness]] or [[tingling of skin]]
[[Hyperpituitarism medical therapy|Medical Therapy]] | [[Hyperpituitarism surgery|Surgery]] | [[Hyperpituitarism primary prevention|Primary Prevention]] | [[Hyperpituitarism secondary prevention|Secondary Prevention]] | [[Hyperpituitarism cost-effectiveness of therapy|Cost-Effectiveness of Therapy]] | [[Hyperpituitarism future or investigational therapies|Future or Investigational Therapies]]
 
==Case Studies==
[[Hyperpituitarism case study one|Case #1]]




{{Endocrine pathology}}
{{Endocrine pathology}}
{{SIB}}
 
[[Category:Endocrinology]]
[[Category:Endocrinology]]
[[Category:Mature chapter]]
 


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Latest revision as of 14:49, 20 September 2012

For patient information click here

Hyperpituitarism
ICD-10 E22
ICD-9 253.1
MeSH D006964

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Overview

Historical Perspective

Classification

Pathophysiology

Causes

Differentiating Hyperpituitarism from other Diseases

Epidemiology and Demographics

Natural History, Complications and Prognosis

Diagnosis

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Physical Examination

Laboratory Findings

CT

MRI

Echocardiography or Ultrasound

Other Imaging Findings

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Medical Therapy

Surgery

Primary Prevention

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Case #1

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Overview

Historical Perspective

Classification

Pathophysiology

Causes

Differentiating Hyperpituitarism from other Diseases

Epidemiology and Demographics

Natural History, Complications and Prognosis

Diagnosis

History and Symptoms | Physical Examination | Laboratory Findings | CT | MRI | Ultrasound | Other Imaging Findings | Other Diagnostic Studies

Treatment

Medical Therapy | Surgery | Primary Prevention | Secondary Prevention | Cost-Effectiveness of Therapy | Future or Investigational Therapies

Case Studies

Case #1



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