Objective To study the diagnostic value of lucency shadow in pulmonary nodules.

目的探讨肺结节内透亮影对结节定性的价值。

It is important to distinguish the nuchal lucency from the underlying amnionic membrane.

重要的是要区分颈部从底层透亮羊膜膜。

Objective To study the CT Features of lucency shadow in lung nodules and its diagnostic significance.

目的研究肺结节内透亮影的CT表现及其意义。

Radiographic findings include patchy areas of lucency and sclerosis as well as bony collapse at articular surfaces.

影像学征象包括密度不均的班片状影和骨质硬化以及关节面的骨质塌陷。

The left femoral head has irregular contour, patchy sclerosis, and subchondral lucency, with collapse and fragmentation.

左股骨头塌陷，形态不规则，可见斑片状硬化区及软骨下透光区。