DEX IOT Day 2 UPDATED ACTUAL Exam
Questions and CORRECT Answers
Which finding is not commonly seen in low-energy pilon fractures? - CORRECT
ANSWER - a. High Comminution - break or splinter of the bone into two or more
fragments due to high energy
b. severe metaphyseal and articular comminution
What is the function of an external fixator device when treating pilon fractures? - CORRECT
ANSWER - a. Stabilize injury until soft tissue issues (inflammation) are resolved
What size screws are in the two distal rows of the Anterolateral Distal Tibia Plates? - CORRECT
ANSWER - a. 2.7 mm locking and cortical screws
b. Technically 2.7mm KreuLock now
What size screws are in the shaft of the Anterolateral Distal Tibial Plates? - CORRECT
ANSWER - a. 3.5 mm locking and cortical screws
b. 4.0mm cancellous and 3.5mm KreuLock
What are the Arthrex Distal Tibial Plates and Screws made of? - CORRECT ANSWER -
stainless
Which of the fracture fragments shown in this image represents the Chaput fragment -
CORRECT ANSWER - a. Chaput's tubercle is the anterolateral side of the tibia
Which of the following is NOT a name of a fracture fragment in a tibial pilon fracture? -
CORRECT ANSWER - i. Medial malleolar fragment,
ii. Volkmann fragment,
iii. Chaput fragment
, When preparing to cover a pilon fracture case, what Orthobiologic product should be on hand
that typically would NOT be used in a standard ankle fracture case? - CORRECT
ANSWER - a. AlloSync demineralized bone matrix with concentrated BMA
b. The technique guide now has BoneSync on it so maybe this as well
All of the following are plate options found in the Pilon Fracture Distal Tibia Plating System,
EXCEPT: - CORRECT ANSWER - a. System includes
i. Anterolateral Distal Tibia Plate
ii. Medial Distal Tibia Plate
iii. Posterior Distal Tibia Plate
iv. Anterior Distal Tibia Plate
v. Posterolateral
True or False: An anterolateral distal tibia fragment (Chaput) can be stabilized with the Straight
Plate from the Distal Tibia Plating System. - CORRECT ANSWER - False
True or False: The 2.7 mm locking kickstand screw in the Medial Distal Tibia Plate supports the
lateral plafond. - CORRECT ANSWER - true
True of False: The Anterior Distal Tibia Plate features nine 3.5 mm locking and cortical rafting
screws parallel to the joint surface to support the articular surface of the plafond. - CORRECT
ANSWER - a. False, it has 7 2.7 mm locking or cortical rafting screws
Which plate included in the Pilon Fracture Distal Tibia Plating System functions as a buttress
plate, aiding in fracture reduction and used to maintain rotational stability. - CORRECT
ANSWER - a. Posterior Distal Tibia plate
True or False: The Posterolateral Fibula Plate (straight) includes features in the plate to
accommodate the Syndesmosis TightRope® button. - CORRECT ANSWER - a. False
b. Only the anatomical one has the tightrope feature
Questions and CORRECT Answers
Which finding is not commonly seen in low-energy pilon fractures? - CORRECT
ANSWER - a. High Comminution - break or splinter of the bone into two or more
fragments due to high energy
b. severe metaphyseal and articular comminution
What is the function of an external fixator device when treating pilon fractures? - CORRECT
ANSWER - a. Stabilize injury until soft tissue issues (inflammation) are resolved
What size screws are in the two distal rows of the Anterolateral Distal Tibia Plates? - CORRECT
ANSWER - a. 2.7 mm locking and cortical screws
b. Technically 2.7mm KreuLock now
What size screws are in the shaft of the Anterolateral Distal Tibial Plates? - CORRECT
ANSWER - a. 3.5 mm locking and cortical screws
b. 4.0mm cancellous and 3.5mm KreuLock
What are the Arthrex Distal Tibial Plates and Screws made of? - CORRECT ANSWER -
stainless
Which of the fracture fragments shown in this image represents the Chaput fragment -
CORRECT ANSWER - a. Chaput's tubercle is the anterolateral side of the tibia
Which of the following is NOT a name of a fracture fragment in a tibial pilon fracture? -
CORRECT ANSWER - i. Medial malleolar fragment,
ii. Volkmann fragment,
iii. Chaput fragment
, When preparing to cover a pilon fracture case, what Orthobiologic product should be on hand
that typically would NOT be used in a standard ankle fracture case? - CORRECT
ANSWER - a. AlloSync demineralized bone matrix with concentrated BMA
b. The technique guide now has BoneSync on it so maybe this as well
All of the following are plate options found in the Pilon Fracture Distal Tibia Plating System,
EXCEPT: - CORRECT ANSWER - a. System includes
i. Anterolateral Distal Tibia Plate
ii. Medial Distal Tibia Plate
iii. Posterior Distal Tibia Plate
iv. Anterior Distal Tibia Plate
v. Posterolateral
True or False: An anterolateral distal tibia fragment (Chaput) can be stabilized with the Straight
Plate from the Distal Tibia Plating System. - CORRECT ANSWER - False
True or False: The 2.7 mm locking kickstand screw in the Medial Distal Tibia Plate supports the
lateral plafond. - CORRECT ANSWER - true
True of False: The Anterior Distal Tibia Plate features nine 3.5 mm locking and cortical rafting
screws parallel to the joint surface to support the articular surface of the plafond. - CORRECT
ANSWER - a. False, it has 7 2.7 mm locking or cortical rafting screws
Which plate included in the Pilon Fracture Distal Tibia Plating System functions as a buttress
plate, aiding in fracture reduction and used to maintain rotational stability. - CORRECT
ANSWER - a. Posterior Distal Tibia plate
True or False: The Posterolateral Fibula Plate (straight) includes features in the plate to
accommodate the Syndesmosis TightRope® button. - CORRECT ANSWER - a. False
b. Only the anatomical one has the tightrope feature
