ABFAS Review Questions with Correct Answers

ABFAS Review Questions with Correct Answers 18 y/o gymnast substance acute inversion ankle injury and ruptures her lateral collateral ligaments (a)NWB 6 weeks, ankle Brace (b)Ankle bracing followed by aggressive PT 12 weeks (c)Early functional rehab program (d)NWB x8 weeks followed by PT - Answer-(c) Early functional rehab program Patient is a 45 y/o male performing a triple arthrodesis he has 6 degrees of tibial varum what is the appropriate position for the calcaneus to the tibia to be in this position? (a)4 Degrees Everted (b)6 Degrees Everted (c)8 Degrees Everted (d)10 Degrees Everted - Answer-(c)8 Degrees Everted Performing a triple arthrodesis if you translate the talus anteriorly on the calcaneus what would be the effect? (a)Anterior talus will plantarflex the forefoot increase the arch height (b)Anterior talus will dorsiflex the forefoot and increase arch height (c)Anterior talus will plantarflex the forefoot and decrease arch height (d)Anterior talus will dorsiflex the forefoot and decrease the arch height - Answer- (a)Anterior talus will plantarflex the forefoot increase the arch height You are performing a pantalar arthrodesis. The patient is a smoker and you are concerned about a nonunion. Which joint has the highest risk of nonunion? (A)CCJ (B)TNJ (C)Ankle (D)STJ - Answer-(C)Ankle You are performing a triple arthrodesis which joint would you prep last and fixate first? (A)TNJ (B)CCJ (C)STJ (D)Ankle - Answer-(C)STJ You are performing a lateral subtalar arthrodesis, which structure do you incise in order to access the joint? (A) ATFL (B) CFL (C) PTFL (D) Bifurcate ligament - Answer-(B) CFL You are performing a STJ arthrodesis what is the hardest deformity to fix (A) Varus (B) Valgus (C) Sagittal Plane (D) Transverse plane - Answer-(A) Varus You are performing an ankle arthrodesis on a patient you make a mistake with positioning of the arthrodesis, which position would be best to have the foot in? (A)5 Degrees Plantarflexed (B)5 Degrees Dorsiflexed (C)5 mm Anteriorly Offset (D)6 degrees of valgus - Answer-(B)5 Degrees Dorsiflexed You are with a certain attending who fuses the ankle in a plantarflexed position, what would be the complication with this positioning? (A) Shoulder drop on the affected side (B) Supination of the affected extremity (C) Pronation of the contralateral extremity (D) Vaulting gait - Answer-(D) Vaulting gait