【正文】
體實質(zhì)呈快速明顯強化,垂體微腺瘤在早期無強化,與正常垂體信號差異最明顯,晚期與正常垂體的對比下降。 從此病例的強化曲線來看, 2030秒一期的動態(tài)增強時間分辨率即能顯示出垂體瘤的病變特點。 垂體動態(tài)增強病例 For GE Internal Use Only. Not for External Distribution. 垂體動態(tài)增強病例 垂體瘤強化表現(xiàn) 垂體微腺瘤 垂體 T1動態(tài)增強系列圖像,正常垂體實質(zhì)呈快速明顯強化,垂體微腺瘤在早期無強化,與正常垂體信號差異最明顯。 For GE Internal Use Only. Not for External Distribution. 垂體增強病例 垂體微腺瘤強化表現(xiàn) 高分辨率的增強 T1圖像對顯示無強化的微腺瘤非常重要,矢狀面圖像上可見明顯強化的垂體后緣呈低信號的垂體瘤。 For GE Internal Use Only. Not for External Distribution. 垂體增強病例 垂體瘤平掃與增強 高分辨率的 T1圖像上可見低信號類圓形病灶,比正常垂體信號稍低。增強后 T1圖像,正常垂體明顯強化,而垂體瘤強化相對弱 一些。 For GE Internal Use Only. Not for External Distribution. 致謝: 我們感謝下列醫(yī)院為此掃描方案作出的奉獻,并不僅局限于這些醫(yī)院,我們將陸續(xù)添加名單: AN HUI YIJISHAN HOSPITAL SHANGHAI RUIJIN HOSPITAL SHANGHAI YANGSI HOSPITAL SHANGHAI RENJI HOSPITAL ZHENGZHOU MU HOSPITAL HEBEI PEOPLE HOSPITAL ZHEJIANG LISHUI HOSPITAL WENZHOU MU HOSPITAL SHANXI PINGLU HOSPITAL LIAONING WAFANGDIAN HOSPITAL QIQIHARER HOSPITAL SHANDONG QILU HOSPITAL NANCHANG HOSPITAL ZHEJIANG MU HOSPITAL WUHAN TONGJI HOSPITAL XJ KELAMAYI HOSPITAL HUBEI TONGJI HOSPITAL HUBEI WUHAN MEDICAL CENTER QINGHAI PEOPLE HOSPITAL SHANGHAI HOSPITAL SHENYANG MU HOSPITAL HUNAN XIANGYA HOSPITAL NINGXIA HOSPITAL SHANXI YUANPING HOSPITAL SHAANXI HOSPITAL 磁共振規(guī)范化掃描方案 ( HDe) 中華磁共振應用學院系列教材