Knee: Treatment 2

Question 1

PCL: nonsurgical

partial/full

Answer 1

typically partial tear only

Question 2

PCL: nonsurgical
return to sport

Grade I

Answer 2

2-4 weeks

Question 3

PCL: nonsurgical
Grade 3

immobilization?

Answer 3

immobilized in extension 2-4 weeks

Question 4

PCL: nonsurgical
return to sport

Grade 3

Answer 4

~ 3 mos

Question 5

PCL: nonsurgical

goals

Answer 5

• reduce swelling
• improve ROM
• begin strengthening (focus on quads)

Question 6

PCL: nonsurgical

prognosis

Answer 6

most isolated PCL injuries return to full same/similar level sport

Question 7

PCL: surgical

typical if there are

Answer 7

concomitant injuries

Question 8

PCL: surgical

techniques

Answer 8

• commonly use Achilles tendon allograft

- two bundle technique is newer

Question 9

PCL: surgical
rehab: need limitation of this motion

Answer 9

knee flexion

Question 10

PCL: surgical
rehab

knee flexion ROM limited to 70˚ x how long?

Answer 10

2-4 weeks

Question 11

PCL: surgical
rehab

Where in the ROM is the graft most taut?

Answer 11

70-90˚ flexion

Question 12

PCL: surgical
rehab

limited resisted (motion) x 8 weeks

Answer 12

flexion

Question 13

PCL: surgical
rehab

Why does resisted knee flexion need to be limited x 8 weeks?

Answer 13

protect against shear force and PCL load

Question 14

PCL: surgical
rehab

major focus

Answer 14

quad strength

Question 15

What does the posterolateral corner of the knee do?

Answer 15

provide static and dynamic stability to the knee

Question 16

PLC: what movements does it prevent?

Answer 16

• hyperextension
• varus angulation
• tibial ER

Question 17

PLC: components

Answer 17

• popliteus tendon
• popliteofibular ligament
• LCL
• arcuate ligament
• posterolateral capsule
• coronary ligament
• oblique popliteal ligament
• biceps femoris
• lateral gastroc head

Question 18

PLC: (early/later) surgery is best

Answer 18

early

Question 19

PLC: early surgery is best, especially for this structure (< 3 weeks)

Answer 19

LCL

Question 20

PLC: rehab

goals

Answer 20

quad activation and ROM

Question 21

PLC: rehab

WB?

Answer 21

NWB in knee immobilizer x 6 weeks to protect grafts

Question 22

PLC: rehab

movements to avoid

Answer 22

• ER

- no isolated HS until > 4 mos

Question 23

collateral ligaments usually managed (conservatively/surgically)

Answer 23

conservatively

Question 24

collateral ligament:

With non-op rehab, should avoid these movements…for how long?

Answer 24

• varus/valgus
• excessive tibiofemoral rotation

6-8 weeks

Question 25

collateral ligament: surgical
rehab

protection

Answer 25

protect surgical site - immobilizer or support brace

Question 26

collateral ligament: surgical
rehab

WB

Answer 26

WB limited 0-30˚

2-6 weeks

Question 27

collateral ligament: surgical
rehab

focus

Answer 27

quad strength

ROM