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Duane’s Syndrome

Duane’s Syndrome. G. Vike Vicente, MD. Duane’s Syndrome. ALL FORMS RETRACT IN ADDUCTION Abda Dubba Deux Type I: deficit in abduction and retraction in adduction (due to co-contaction of MR and LR Type II: deficit in adduction Type III: both. Watch for strabismus, face turn: attitude

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Duane’s Syndrome

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  1. Duane’s Syndrome G. Vike Vicente, MD

  2. Duane’s Syndrome ALL FORMS RETRACT IN ADDUCTION • Abda Dubba Deux • Type I: deficit in abduction and retraction in adduction (due to co-contaction of MR and LR • Type II: deficit in adduction • Type III: both. • Watch for strabismus, face turn: attitude • Usually sporadic, also think Goldenhars, Wildervanck syndromes • OS more common than OD • Females > males • Watch also for vertical pull, leashing phenomenom. • Occasional abscent CN 6 nucleus. G.Vicente

  3. Duane’s Syndrome Type I: OSlimited abduction, retraction in adduction G.Vicente

  4. Duane’s Syndrome Type Ilimited abduction, retraction in adduction: superior viewnotice co-contraction of LMR & LLR OD OS Dr. G.Vicente

  5. Duane’s Syndrome Type I retraction in adduction limited abduction, superior view OS OD G.Vicente

  6. Duane’s Syndrome Type II: OSlimited adduction retraction in adduction G.Vicente

  7. Duane’s Syndrome Type III: OSlimited adduction and abduction retraction in adduction G.Vicente

  8. Funny Story… • 15 yo wm • Bad attitude… • ortho…? Right gaze, Left face turn…

  9. Funny Story… • 15 yo wm • Bad attitude… • ortho…? • 30 PD LET actually, • But can fuse in right gaze, left head turn 1ry gaze And I forgot to Check his ductions…

  10. Funny Story… • 15 yo wm • Bad attitude… • ortho…? • 30 PD LET actually, • But can fuse in right gaze, left head turn • And, I forgot to notice the limited abduction and narrow fissure in adduction Left gaze, Right face turn…

  11. Duane’s Syndrome Type I: OSlimited abduction, retraction in adduction G.Vicente

  12. Duane’s treatment • If strabismus in 1ry position • ET>XT • Or significant head turn: attitude. • Never resect LR if no abduction. • This will worsen globe retraction and not improve abduction. G.Vicente

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