Hypopituitarism
Alternate Names : Pituitary Insufficiency
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Hypopituitarism Diagnosis & Tests
Diagnosis of hypopituitarism must confirm decreased hormone levels due to an abnormality of the pituitary gland and rule out disease of the target organ.
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cranial CT scan, revealing a tumor or abnormal mass in the pituitary gland
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cranial MRI, revealing a tumor or abnormal mass in the pituitary or hypothalamus
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serum luteinizing hormone (LH), decreased or normal
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serum follicle stimulating hormone (FSH), decreased or normal
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serum testosterone level, decreased
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serum estradiol (estrogen), decreased
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serum cortisol, decreased
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serum ACTH, decreased
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T4 (thyroid hormone), decreased
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serum thyroid stimulating hormone (TSH), elevated, decreased, or normal
- serum thyroid stimulating hormone response to thyroid-releasing hormone, decreased
- serum growth hormone (GH), decreased
- serum insulin-like growth factor 1 (IGF-1), decreased
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