Cervical Trauma and Sportforms.acsm.org/16tpc/PDFs/3 Zimmerman.pdf · Cervical Trauma and Sport...
Transcript of Cervical Trauma and Sportforms.acsm.org/16tpc/PDFs/3 Zimmerman.pdf · Cervical Trauma and Sport...
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Cervical Trauma and Sport
Jerrad Zimmerman MD
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Conflicts
• I have no conflicts
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Learning Objectives
• Review Cervical Anatomy • Discuss Traumatic Cervical Spine Injury • Review return to play guidelines
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Incidence
• Estimated 1000 sports related severe cervical spine injuries annually
• 1/100,000 high school and college athletes annually
• 1976 complete quadraplegia 2.5/100,000 • 1991 complete quadraplegia 0.5/100,000 • Sports rank as the fourth most common cause
of spinal cord injury
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Anatomy
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Anatomy
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Transient Upper Extremity Neuropraxia
• “Stingers” “Burners” • Transient • Unilateral • Loss of strength • Painful • May lose sensation • Related to trauma • Does not always follow a dermatome
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Stingers
• Very Common contact sport injury • Traction or compression of brachial plexus or
exiting nerve root • Treatment
– Observation – Recurrent problem
• MRI cervical spine and possibly brachial plexus • EMG
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Stingers
• Return to play – When symptoms resolve – Normal imaging and resolution of symptoms if
recurrent
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Transient Quadraparesis
• Mechanism – Axial loading or hyperextension • Force results in transient compression of
spinal cord resulting in symptoms and possible cord contusion or edema
• Can last in reports 2 minutes to 48 hours • MRI of cervical cord recommended • If persistent can give corticosteroids
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Transient Quadraparesis • Return to play
– Complete resolution of symptoms – Normal imaging – Return of preinjury strength – Full cervical ROM – Spinal canal >13mm AP diameter – First episode of transient quadraparesis
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Cervical Herniated Disc
• Increased risk for football players and wrestlers
• Soft Disc – acute herniation of the nucleus pulposus through the posterior annulus causing neurologic symptoms
• Hard Disc – chronic degenerative change with loss of disc height and formation of degenerative osteophytes
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Cervical Herniated Disc
• Initial Treatment – Rest – Activity modification – NSAIDs – Traction – Consider injection therapy – Possible immobilization
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Cervical Herniated Disc
• Progressive Treatment – Light Exercise and strengthening – ROM – Return to sport when asymptomatic with full
strength and ROM – Surgical intervention if worsening symptoms
despite conservative care or failed 6-8 weeks of conservative care
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Cervical Stenosis
• Congenital or Acquired or Both • Acquired is the result of repeated trauma
resulting in ligament and facet hypertrophy with or without disc encroachment
• Midsagittal measurement less than 13 mm is considered stenosis (Magnification error)
• Torg-Pavlov Ratio – Less than 0.8 (0.7?) – Midsagittal diameter/AP diameter of
corresponding vertebral body
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Torg-Pavlov Ratio
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Special Cases
• Downs Syndrome - ~30% have atlantoaxial instability
• Rheumatoid Arthritis – Cervical subluxation can be found in ~15% of patients within 3 years of diagnosis
• Klippel-Feil Anomoly – Type 1 – multilevel fusion – no contact sport – Type 2 – One or two levels fused below C3 - clear
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Cervical Spine Fractures
• Any Upper or Lower extremity neurologic symptoms with associated cervical trauma should be considered a cervical fracture until clearance warrants
• Evaluate for spinal tenderness • If tenderness and symptoms or severe
symptoms that are not resolving. IMMOBILIZE AND IMAGE
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Immobilization
• Maintain Head position in neutral • Recommendation is changing on
immobilization in pads or not. Now dependent on the amount of trained help on site.
• Also using a spine board in a cognitively and neurologically intact individual is changing due to pressure sore related to prolonged immobilization and is trauma center protocol dependent.
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Thank You?