a mode ultrasound的意思|示意

Objective To compare the diagnostic accordance rate of A mode ultrasound with that of X ray photography for maxillary sinus diseases.

目的：进行A型超声波及X线鼻窦摄片对上颌窦疾患的诊断符合率比较。

Objective To explore a suitable mode of prenatal ultrasound diagnosis of fetal malformations with early neonatal surgical treatment.

目的探讨胎儿畸形的产前超声诊断和新生儿外科早期治疗模式。

Conclusion the B-mode ultrasound is a reliable, simple and convenient imaging modality in the diagnosis of fetus edema syndrome.

结论B型超声检查是发现和诊断胎儿水肿综合征最可靠和最简便的方法。

The length of the visual axis was the distance from the corneal vertex to the macular fovea, and it was also measured by A-mode ultrasound in sitting position with different ultrasonic velocity.

以角膜顶点至黄斑中心凹距离作为视轴长度，此连线上测量硅油后间隙的厚度。