CT Hyperdense dermoids are extremely rare.
CT上高密度的皮样囊肿是非常少见。
In the acute phase, subdural hematomas appear as hyperdense, crescent shaped extra-axial collections.
在急性期，硬膜下血肿表现为脑外新月状高密度影。
Findings: On pre-contrast images, there is expansion of the right lower pole collecting system, containing heterogeneous hyperdense material.
所见：给药前平扫发现右下极肾集合系统扩张，含非均一性高密度带。
On CT, ENB tends to be isodense or hyperdense compared to the surrounding soft tissues. There is moderate contrast enhancement. Bone erosion and remodeling are common.
ENB与周围软组织相比，通常表现为等或高密度，增强扫描中度强化，常可见骨质侵蚀、塑形。
Objetive To evaluate the hyperdense middle cerebral artery sign (HMCAS) in ct scan, and explore its relationship with cerebral infarction of middle cerebral artery area.
目的评价CT脑扫描上的大脑中动脉强化征，探讨它与大脑中动脉区域梗塞的关系。
Objetive To evaluate the hyperdense middle cerebral artery sign (HMCAS) in ct scan, and explore its relationship with cerebral infarction of middle cerebral artery area.
目的评价CT脑扫描上的大脑中动脉强化征，探讨它与大脑中动脉区域梗塞的关系。
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