脑膜转移瘤；磁共振成像；增强扫描。
Meningeal metastasis; Nuclear magnetic resonance; Enhanced scan.
结论磁共振动态增强扫描能明显提高垂体微腺瘤的检出率，对垂体微腺瘤的诊断有重要价值。
Conclusions Dynamic enhanced MRI can increase the diagnostic accuracy of pituitary micro-adenoma. It has great value for the diagnosis of pituitary micro-adenoma.
目的评价磁共振动态增强扫描诊断垂体微腺瘤的价值。
Objective To evaluate the value of dynamic contrast enhancement MRI in the diagnosis of pituitary micro-adenomas.
目的：研究动态增强及延迟增强扫描磁共振成像对肝血管瘤的诊断价值。
Purpose: To investigate the value of dynamic and time delayed enhancement MR imaging on the diagnosis of hepatic hemangioma.
本文复习了肝脏磁共振增强扫描中所应用的阳性及阴性造影剂。
Positive and negative contrast media for enhanced MR imaging of the liver were studied.
本文复习了肝脏磁共振增强扫描中所应用的阳性及阴性造影剂。
Positive and negative contrast media for enhanced MR imaging of the liver were studied.
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