The main imaging methods used in the emergency of skull and brain would be CT, plain films of skull and spine, MRI, us and interventional radiology.

各种影像学手段中，应用于颅脑急症的主要有CT、头颅和脊柱平片、MRI、US和介入放射学处理。

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Conclusion Findings of both plain and dynamic enhanced MRI can correlate well with pathologic characteristics and are highly specific for diagnosis of SNN obviously superior to us and ct.

结论平扫加动态增强MRI能良好反映孤立性坏死结节的病理特征，其表现具高度的诊断特异性，明显优于超声和CT。

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Methods: in this retrospectively study, the B-US, X-ray, ct, MRI and angiography findings of 82 patients of renal carcinoma, proved by operation, were analyzed for misdiagnosis.

方法：搜集82例经手术病理证实的肾癌病例，就其B超、X线(静脉或逆行肾盂造影)、CT、MRI及血管造影表现及误诊原因进行回顾性分析。

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