A patient with C5 AIS A SCI has functional deltoids, biceps, and rotator cuff muscles but lacks triceps, wrist extensors, and finger flexors. Which wheelchair prescription is MOST appropriate for primary community mobility?

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Multiple Choice

A patient with C5 AIS A SCI has functional deltoids, biceps, and rotator cuff muscles but lacks triceps, wrist extensors, and finger flexors. Which wheelchair prescription is MOST appropriate for primary community mobility?

Explanation:
Focus on what the upper limbs can do and what each seating option requires for propulsion. Wheelchair choice hinges on whether the user can reliably grip, push, and control the chair across varied environments. This person has preserved deltoids, biceps, and rotator cuff strength but lacks triceps (elbow extension), wrist extensors, and finger flexors. That combination makes manual propulsion difficult and fatiguing on uneven or outdoor surfaces because pushing a manual chair typically needs a steadier grip and strong elbow extension to generate forward push and recover smoothly. A manual ultralightweight chair with handrim modifications would still demand a good grip and reliable elbow extension to push and steer effectively across different terrains. Given the limited hand function, this would likely limit independence in the community. A power wheelchair with joystick control lets the user maneuver with minimal hand function, using the intact shoulder muscles to steer and propel. This is ideal for community mobility because it provides reliable, efficient travel over varied surfaces without the fatigue and control challenges of manual propulsion. Keeping a manual chair available for short indoor trips on smooth, controlled surfaces makes sense as a backup, but the primary mobility needs in the community are best met with a joystick-controlled power chair. Sip-and-puff can be an option for those with even less control, but when joystick operation is feasible, it offers more precise control and easier outdoor use.

Focus on what the upper limbs can do and what each seating option requires for propulsion. Wheelchair choice hinges on whether the user can reliably grip, push, and control the chair across varied environments. This person has preserved deltoids, biceps, and rotator cuff strength but lacks triceps (elbow extension), wrist extensors, and finger flexors. That combination makes manual propulsion difficult and fatiguing on uneven or outdoor surfaces because pushing a manual chair typically needs a steadier grip and strong elbow extension to generate forward push and recover smoothly.

A manual ultralightweight chair with handrim modifications would still demand a good grip and reliable elbow extension to push and steer effectively across different terrains. Given the limited hand function, this would likely limit independence in the community.

A power wheelchair with joystick control lets the user maneuver with minimal hand function, using the intact shoulder muscles to steer and propel. This is ideal for community mobility because it provides reliable, efficient travel over varied surfaces without the fatigue and control challenges of manual propulsion. Keeping a manual chair available for short indoor trips on smooth, controlled surfaces makes sense as a backup, but the primary mobility needs in the community are best met with a joystick-controlled power chair. Sip-and-puff can be an option for those with even less control, but when joystick operation is feasible, it offers more precise control and easier outdoor use.

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