Abstract
Objective Report the clinical result of SRS for pituitary adenoma.Methods 18 selected pituitary tumors were treated with SRS between Aug 1994 to Aug 1998.The median tumor diameter was 10mm,median SRS target volum was 1.37mm\+3,median margine target dose was 20Gy.Results The median follow\|up period was 47 months,87.5% cases obtained clinical improvement and 78.5% obtained hormone level lowered,37.5% show reduction of tumor size,only 1 PRL\|producing adenoma received reoperation for tumor progression.Conclusion The most important advantage of SRS is low treatment morbidity,it offers an alternative option for patients who do not require decompression of the optic apparatus or more rapid normalization of their endocrine status or for patients who have failed prior microsurgery.SRS is suitable for the patients who are poor candidates for general anesthesia due to concomitant systemic medical diseases.
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