锋利的折刀畸形

2021-12-14 华夏影像诊断中心 网络

折刀畸形是较常见的腰骶部异常;特点是骶骨后弓的中线的大块缺损(通常S1/S2和偶尔是S3)伴其上椎体(通常是腰5)棘突肥大(或过度生长)。

Clasp-knife deformity is relatively common anomaly found at the lumbosacral junction and characterized by a large midline defect of the posterior arch of the sacrum (usually S1/S2 and occasionally S3) along with hypertrophy (or overgrowth) of the spinous process of vertebra above (usually L5).

折刀畸形是较常见的腰骶部异常;特点是骶骨后弓的中线的大块缺损(通常S1/S2和偶尔是S3)伴其上椎体(通常是腰5)棘突肥大(或过度生长)。

When a Clasp-knife deformity is accompanied by pain on extension secondary to protrusion of the enlarged spinous process (knife blade) into the sacral spinal canal, it is called Clasp-knife syndrome.

 

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    2022-12-15 ms7000001151822596 来自吉林省

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