fluid sonolucent area

Cases with ultrasound examination had uncontinous echo at fracture points and fracture malposition, among which 3 cases had fluid sonolucent area between 2 cross sections and in peripheral hematoma, 2 cases had angulation and one case had stepladder echo.

超声检查5例患者均显示骨折处回声不连续和骨折断影错位，其中显示两断面间及周围血肿形成液性暗区者3例、成角者2例、阶梯样回声者1例。

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