II. Mechanism: Injury
- Falls (75-85%)
- Collisions (11-20%)
- Lift Injuries (2-9%)
III. Risk Factors: Injury
- Age <20 years old and >40 years old
- Beginner Skier or Snowboarder
- Injuries are three times more common
- However expert skiers have more serious injuries (head injuries, Fractures, ligament injuries)
- Snow conditions
- Hard-packed snow (contrast with powder)
- Other factors
- Failing to take rest breaks (with secondary Fatigue or Dehydration)
- Skier or snowboarder participates in activities (and risks) above their ability
- Equipment failure (or improper)
- Failure to acclimitize to altitude
- Going off trail, to closed areas, or ignoring posted warnings
IV. Associated Conditions: Head and Torso Injuries
-
Head Injury (7-18%)
- Most common cause of serious injury and death
- Chest Trauma
- Thoracolumbar spine injury
V. Associated Conditions: Skiers (lower extremity injuries are more common)
-
Knee Injury
- See Knee Injury in Downhill Skiing
- Medial Collateral Ligament Tear or MCL (25%)
- Anterior Cruciate Ligament Tear or ACL (25%)
- Meniscal tear
- Segond Fracture
- Reverse Segond Fracture
- Tibial Spine Avulsion (rare)
- Tibial Plateau Fracture
- Head Injury
- Facial Trauma
-
Shoulder Injury
- Rotator Cuff Tear
- Anterior Shoulder Dislocation
- Acromioclavicular Separation (AC Separation)
- Clavicle Fracture
- Other strains and sprain
- Trapezius Strain
- Biceps Strain
- Sternoclavicular Separation
- Other Fractures (uncommon)
- Proximal Humerus Fracture
- Humeral Head Fracture
- Greater tuberosity Fracture
- Glenoid Fracture
- Scapular Fracture
- Acromial Fracture
- Thumb Injury
- Ulnar Collateral Ligament Sprain (Skier's Thumb)
- Occurs with fall on an Outstretched Hand (FOOSH) attached to a ski strap
- Ulnar Collateral Ligament Sprain (Skier's Thumb)
VI. Associated Conditions: Snowboarders (upper extremity injuries are more common)
- Wrist Injury
- Shoulder Injury
- Knee Injury
- Head Injury
- Facial Injury
-
Ankle Injury
- Lateral talar process Fracture (32% of ankle injuries in snow boarders, typically on landing jump)
- Splenic Injury (uncommon)
VII. References
- Dolbec (2019) Crit Dec Emerg Med 33(1): 17-25