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  4. Ischemic damage may play an important role in spinal cord injury during dancing

Ischemic damage may play an important role in spinal cord injury during dancing

Spinal Cord, 2020 · DOI: 10.1038/s41393-020-0503-x · Published: June 19, 2020

Spinal Cord InjuryPediatricsOrthopedics

Simple Explanation

This study investigates spinal cord injuries (SCI) in children caused by hyperextension of the spine during dancing, a phenomenon particularly observed in China. The research suggests that ischemia, or lack of blood flow, may be a significant factor in these injuries, rather than direct physical trauma to the spinal cord. The findings emphasize the importance of gradual and protected hyperextension training in dance to prevent such injuries.

Study Duration
January 1989 to October 2019
Participants
88 children with SCI
Evidence Level
Level 3: Retrospective analysis

Key Findings

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    Most patients (95.5%) had a neurological level of injury between T4 and T12, indicating the thoracic region is particularly vulnerable.
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    The onset of paralysis typically occurred within 30 minutes after the injury, supporting the idea of ischemia-related damage.
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    MRI data revealed long T2 signals in the spinal cord, indicative of edema and ischemia, with atrophy developing later, particularly in the lower thoracic spine.

Research Summary

This retrospective study analyzed clinical records of 88 children with spinal cord injuries (SCI) due to spinal hyperextension during dancing to explore the underlying mechanisms. The results suggest that ischemia-related damage, rather than direct trauma, plays a significant role, as evidenced by the delayed onset of paralysis and MRI findings of edema and atrophy. The study highlights the need for preventative measures, such as gradual and protected hyperextension training, to reduce the incidence of SCI in young dancers.

Practical Implications

Preventative Training

Dance training should incorporate gradual and protected hyperextension exercises to minimize the risk of spinal cord ischemia.

Early Intervention

If a dancer experiences a fall and complains of being unwell, they should stop training and rest to avoid further damage.

Diagnostic Awareness

Clinicians should consider spinal cord ischemia in young dancers presenting with acute low-back pain and progressive weakness, especially after spinal hyperextension.

Study Limitations

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