Abstract
We report a rare case of acromegaly in which pituitary infarction possibly developed in a GH-producing pituitary adenoma following gastrointestinal bleeding from peptic ulcer. In this case, pituitary infarction resulted in spontaneous remission of acromegaly associated with diabetes mellitus. In addition, detailed histological investigation revealed that clinically silent pituitary apoplexy was mainly an acute ischemic event which occurred recently in a GH-producing adenoma. This event led to massive coagulation necrosis of the tumor and endocrinological improvement.
MeSH terms
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Acromegaly / etiology*
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Adenoma / complications*
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Adenoma / diagnosis
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Adenoma / metabolism
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Diabetes Complications
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Diabetes Mellitus / drug therapy
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Gastrointestinal Hemorrhage / complications*
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Gastrointestinal Hemorrhage / diagnosis
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Glycated Hemoglobin / analysis
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Gonadotropin-Releasing Hormone
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Human Growth Hormone / metabolism
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Humans
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Infarction / diagnosis
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Infarction / etiology
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Male
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Middle Aged
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Pituitary Gland / blood supply*
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Pituitary Neoplasms / complications*
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Pituitary Neoplasms / diagnosis
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Pituitary Neoplasms / metabolism
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Remission, Spontaneous
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Stomach Ulcer / complications*
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Stomach Ulcer / diagnosis
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Thyrotropin-Releasing Hormone
Substances
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Glycated Hemoglobin A
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Human Growth Hormone
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Gonadotropin-Releasing Hormone
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Thyrotropin-Releasing Hormone