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Updated: Aug 9, 2026
07:43
Endoscopic Endonasal Trans-sphenoidal Approach: Minimally Invasive Surgery for Pituitary Adenomas
Published on: January 17, 2018
Pituitary hyperplasia mimicking pituitary tumor
M C Dadachanji1, N E Bharucha, B G Jhankaria
1Department of MRI, Bombay Hospital & Institute of Medical Sciences, India.
Surgical Neurology
|November 1, 1994
Summary
Pituitary gland enlargement in organ failure can mimic tumors, requiring endocrinologic tests for accurate diagnosis. Correctly identifying this condition prevents unnecessary surgeries for pituitary hyperplasia.
Area of Science:
- Endocrinology
- Oncology
- Radiology
Background:
- Pituitary gland enlargement can occur secondary to primary end-organ failure.
- This reactive hyperplasia may present similarly to primary pituitary lesions.
Observation:
- Clinical presentation and magnetic resonance imaging (MRI) findings of reactive pituitary hyperplasia can be indistinguishable from primary pituitary tumors.
- Distinguishing between these conditions is crucial for appropriate patient management.
Findings:
- Diagnosis of pituitary hyperplasia secondary to end-organ failure relies on specific endocrinologic investigations.
- Endocrinologic testing is essential to differentiate reactive hyperplasia from neoplastic pituitary lesions.
Implications:
- Recognizing pituitary hyperplasia secondary to end-organ failure can prevent misdiagnosis.
- Accurate diagnosis may obviate the need for unnecessary surgical intervention for presumed pituitary tumors.
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