Trauma

Question 1

Complication of treating prox hum fx and massive rotator cuff tear with TSA

Answer 1

Glenoid component loosening

Question 2

Complication of reverse for prox hum fx

Answer 2

Dislocation and infection

Question 3

Prox hum ORIF complications

Answer 3

Dislocation of humerus head-avascular necrosis

3-4 part:fixation failure and varus collapse

Question 4

Nonunion and hardware failure of subtroch prox femur fractures

Answer 4

Communication and lack of medial cortical support

Question 5

Treatment for subtroch prox femur fx after failure

Answer 5

Second generation IM nail (screws into fem head)

Question 6

Drug to Promote healing of subtroch femur fractures

Answer 6

Teriparatide (forteo)

Question 7

Roles of NpWT vacs

Most common complication

Answer 7

Increases wound profusion
Incisonal vac will help seal wound
Stabilize soft tissue environment
Helps incorporate skin graft

Hemorrhage

Question 8

Only measure that is improved with sx instead of nonop tx in distal radius fx

Answer 8

Improved grip strength with op intervention

Question 9

Best predictor of ischemia of humoral head in proximal humerus fractures

Answer 9

Posteromedial calcar length of less than 8mm attached to numeral head

Question 10

Indications for arthoplasty in prox hum fx

Answer 10

Varus alignment
Head splitting fx
4 part fx

Question 11

Tx for acetabular fx with Morel lesion

Answer 11

Open or perc debridement of hematoma with delayed ORIF, only close fascia and leave remaining wound open

Question 12

Most common technical error in fen neck fracture ORIF then most common complication

Answer 12

Failure to achieve reduction of the fracture

Nonunion and varus collapse

Question 13

Tx order of tib plat fractures

Answer 13

XR
Ex fix
CT
Medial and lateral incisions (never midline) if needed

Question 14

Fragility fracture location
Most reliable predictor of frag fx
Work up
Side effects of 5 years of bisphos use

Answer 14

Distal rad, fem neck, prox hum, vertebral compression
Frag fx in the past
Vit D and calcium levels
Atypical fem fx, osteonecrosis of mandible

Question 15

Vertically oriented femoral neck fracture

Answer 15

More commonly seen with associated fem shaft fractures, high energy

Question 16

Tx for fem neck and fem shaft fx

Answer 16

Cannulated screw fixation with retrograde nailing of shaft

Question 17

Warfarin

Answer 17

Vitamin k antagonist

Question 18

Pradaxa (dabigatran)

Answer 18

Direct thrombin inhibitor

Excrete slowly with renal insufficiency

Question 19

Xarelto (rivaroxaban)

Answer 19

Factor xa inhibitor

Once daily dosing

Question 20

Eliquis (apixaban)

Answer 20

Factor xa inhibitor

Not approved for dvt ppx

Question 21

How to fill metaphyseal defects

What degrades this product

Answer 21

Calcium phosphate cement

Osteoclast degradation

Question 22

Where to place blocking screws for 1/3 tibial shaft fractures

Answer 22

Posterior and lateral

Question 23

Tx for apc III

Answer 23

Percutaneous iliac screw fixation and anterior ring internal fixation

Question 24

Block to closed reduction or subtalar dislocation

Named for direction of foot and calc

Answer 24

Medial: EDB, deep peroneal NV bundle, joint capsule
Lateral: PTT but also FDL, post tib NV bundle, FHL

Question 25

Malrotation of femur in prox vs distal fem shaft fxs

Answer 25

Proximal: proximal frag is ex rotated, internal rotation of distal femur leading to internal malrotarion
Distal: prox is it and distal is we leading to external malrotation