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CTO Lower Extremity Orthotics Flashcards

6 cards from real CTO practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 CTO Lower Extremity Orthotics flashcards as text
  1. What does the acronym AFO stand for in orthotics?

    Answer: Ankle-Foot Orthosis

    AFO stands for Ankle-Foot Orthosis, a device that encompasses the ankle and foot to control motion and provide support.

  2. A solid ankle AFO is most appropriate for a patient with which condition?

    Answer: Foot drop with spasticity requiring control in multiple planes

    A solid ankle AFO is indicated for foot drop with spasticity because it controls sagittal, frontal, and transverse plane motion simultaneously.

  3. What is the primary purpose of a supramalleolar orthosis (SMO)?

    Answer: Provide mediolateral stability at the ankle while allowing sagittal plane motion

    An SMO provides mediolateral stability at the ankle and subtalar joint while permitting sagittal plane dorsiflexion and plantarflexion.

  4. Which KAFO component is responsible for preventing knee hyperextension?

    Answer: Posterior offset knee joint

    A posterior offset knee joint positions the mechanical joint axis posterior to the anatomical knee joint, creating an extension moment that prevents hyperextension.

  5. A patient with L4 incomplete spinal cord injury most likely requires which orthotic device?

    Answer: Knee-ankle-foot orthosis (KAFO)

    An L4 incomplete spinal cord injury typically results in weakness of the knee extensors and ankle dorsiflexors, requiring a KAFO for safe ambulation.

  6. What is the primary purpose of a medial wedge in a foot orthosis?

    Answer: Reduce subtalar joint pronation by elevating the medial column

    A medial wedge elevates the medial column of the foot to reduce subtalar joint pronation and correct rearfoot valgus alignment.

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