Important knee rules

Question 1

What does Ottawa check for?

Answer 1

Fracture of the knee

Question 2

What are the Ottawa rules?

Answer 2

age >55 years
isolated tenderness of the patella
tenderness of the fibula head- maybe pins and needles in the foot
unable to flex beyond 90 degrees
unable to weight bear

Question 3

What is the schatzher classification?

Answer 3

tibial plateau fractures

Question 4

How many schatzher’s are there?

Answer 4

6

Question 5

What are the schatzher rules?

Answer 5

1: pure cleavage fracture of the lateral tibial plateau
2: cleavage fracture and depression of the lateral tibial plateau
3: pure depression fracture of the lateral tibial plateay
4: medial tibial plateau fracture
5: bicondylar fracture
6: extension of the fracture line to the shaft of the bone