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报告垂体生长激素(GH)瘤20例患者于手术和(或)放疗后,血清GH基础水平及动态试验结果。20例均行葡萄糖抑制GH试验(OGTT),14例行胰岛素低血糖兴奋GH试验(ITT)。结果显示:血清GH基础值降至≤5μg/L,临床症状缓解的9例中,OGTT和ITT时GH水平恢复正常者仅1例;OGTT正常、ITT接近正常2例;OGTT正常,ITT异常者3例;OGTT和ITT均异常1例;单行OGTT2例中,1例正常,1例异常。GH基础值>5至<10μg/L 2例,OGTT及ITT均异常,其中1例临床症状缓解。GH基础值>10μg/L 9例,OGTT及ITT亦均异常,其中3例临床症状已明显改善。本文结果表明,GH瘤患者治疗后,临床症状缓解、血清GH基础值已明显下降者,OGTT和ITT时GH水平多数仍异常。
To report the serum GH basal levels and dynamic test results of 20 patients with pituitary growth hormone (GH) tumor after operation and / or radiotherapy. Twenty patients underwent glucose-suppressed GH test (OGTT) and 14 patients underwent insulin hypoglycemic-stimulated GH test (ITT). The results showed that the serum GH basal value dropped to ≤ 5μg / L, the clinical symptoms were relieved in 9 cases, OGTT and ITT when GH levels returned to normal in only 1 case; OGTT normal, ITT close to normal in 2 cases; OGTT normal, ITT abnormalities 3 cases; OGTT and ITT were abnormal in 1 case; single OGTT 2 cases, 1 case of normal, 1 case of abnormalities. GH basal> 5 to <10μg / L in 2 cases, OGTT and ITT were abnormal, of which 1 cases of clinical symptoms. GH basal> 10μg / L in 9 cases, OGTT and ITT were also abnormal, of which 3 cases of clinical symptoms have been significantly improved. The results show that, GH patients after treatment, clinical symptoms, serum GH basal value has been significantly decreased, OGTT and ITT most GH levels are still abnormal.