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I.はじめに
下垂体膿瘍は,耳鼻科的疾患や敗血症などから二次的に波及して起こるものが多く,本症例のように,原因病巣の認められない下垂体膿瘍は稀である.
今回われわれは原発性下垂体膿瘍と診断された1例を経験したので,若干の文献的考察を加えて報告する.
We reported a rare case of primary pituitary abscess.
A 53-year-old female was admitted to our hospital with headache and visual field defect. CT and MRI de-monstrated an intrasellar cystic mass and suprasellar solid mass. Intrasellar cystic mass had peripheral en-hancement. Suprasellar solid mass had homogeneous enhancement.
Transsphenoidal surgery was performed. A purulent material was aspirated from the intrasellar region. His-tological examination of the purulent material revealed an infiltration of inflammatory cells and pituitary cells. There were no tumor components or epithelium.
The postoperative course was uneventful. The pa-tient was discharged from our hospital without neurolo-gical deficits. Two years after surgery, she still has no neurological deficits and no recurrence of intra-and sup-rasellar mass on MR image.
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