Exam 2 Pt. 4 Flashcards Preview

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Flashcards in Exam 2 Pt. 4 Deck (16)
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1
Q

Avulsion of Anterior Tibial Spine

A

MC in children

hyperextension of knee with internal rotation of tibia

2
Q

Avulsion of Anterior Tibial Spine

A

50% occur from falling off a bicycle

3
Q

MC fx of patella

A

Transverse 60% of time

4
Q

Meniscal tear must

A

defect extend to the ARTICULAR surface

5
Q

Segonds is

A

avulsion of the lateral tibial plateu associated in 75-100% of ACL tears

6
Q

what is a Maisonneuve fx

A

spiral fx of the proximal 1/3 of the fibula, associated with medial malleolous fx

7
Q

Fx of lateral malleolus occurs from

A

inversion

8
Q

ankle stress views need

A

> 16 degrees of talar dome angulation
Asymmetrical lateral mortise spacing
3mm anterior translation

9
Q

what is MC tarsal fx

A

Calcaneal
compressive forces
Use Boehler’s angle to determine

10
Q

Boehler’s angle should NOT be less than

A

28 degrees

11
Q

what is 2nd mc tarsal fx

A

Talus

12
Q

Dancer’s/Jones fx

A

transverse fx at base of 5th metatarsal

13
Q

Dancer’s/Jones fx results from

A

plantar flexion and inversion of foot

Avulsion of peroneus brevis tendon

14
Q

Lisfranc dislocation is

A

tarsometatarsal dislocation, typically dorsally.

Occurs from a fall from heights

15
Q

Lisfranc can occur with what disease

A

diabetes

16
Q

Chopart’s dislocation occurs

A

midtarsal dislocation
RARE
foot displaced medially normally