Strabismus Assessment and Management
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Questions and Answers

What percentage of the world's population is affected by strabismus?

  • 2.1% (correct)
  • 3.1%
  • 1.1%
  • 4.1%
  • What is the main goal of intervention in strabismus?

  • To restore alignment and eliminate double vision (correct)
  • To improve visual acuity
  • To correct refractive errors
  • To treat glaucoma
  • What is the term for rapid, simultaneous movements of the eyes that abruptly change the point of fixation?

  • Saccades (correct)
  • Conjugate gaze
  • Vestibulo ocular reflex
  • Smooth pursuit movements
  • Which structure is involved in the coordination of eye movements?

    <p>Medial longitudinal fasciculus</p> Signup and view all the answers

    What is the name of the theory that proposes that strabismus is due to excess reflexogenic action?

    <p>Motor theory</p> Signup and view all the answers

    Who is credited with the 'defect of the fusion faculty' theory of strabismus?

    <p>Claude Worth</p> Signup and view all the answers

    What is characteristic of Type 1 Duane's Syndrome according to Huber's Classification?

    <p>Marked limitation of abduction</p> Signup and view all the answers

    What is the main cause of Duane's Syndrome?

    <p>Injury or dysfunction in the medial longitudinal fasciculus (MLF)</p> Signup and view all the answers

    What is characteristic of Type A Duane's Syndrome according to Brown's Classification?

    <p>Limited abduction and less limited adduction</p> Signup and view all the answers

    What is the result of Type A Duane's Syndrome according to Brown's Classification?

    <p>A divergent deviation and a head posture away from the side of the affected eye</p> Signup and view all the answers

    What can be a consequence of untreated Duane's Syndrome?

    <p>Cosmetic concerns</p> Signup and view all the answers

    What is the classification of strabismus based on the time of onset?

    <p>Congenital and acquired</p> Signup and view all the answers

    What type of strabismus is characterized by a deviation that is the same in all directions of gaze?

    <p>Comitant</p> Signup and view all the answers

    What is the classification of strabismus based on the direction of the deviation?

    <p>Horizontal, vertical, and cyclotorsional</p> Signup and view all the answers

    What type of strabismus is caused by a neurological problem?

    <p>Neurogenic</p> Signup and view all the answers

    What is the classification of strabismus based on the presence of a deviation in one or both eyes?

    <p>Unilateral and bilateral</p> Signup and view all the answers

    What type of strabismus is caused by a restriction in the movement of one or more extraocular muscles?

    <p>Restrictive</p> Signup and view all the answers

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