Clinical Prediction Rules

Question 1

What are the Ottawa ankle rules?

Answer 1

1. Bone tenderness at posterior edge of medial or lateral malleolus
2. Bone tenderness over navicular
3. Bone tenderness at the base of the 5th met
4. Unable to bear weight immediately after injury and walk 4 steps in ER

Question 2

Pittsburgh Ankle Rules

Answer 2

1. Age <12 or >50

2. Unable to bear weight and walk 4 steps in ER

Question 3

Ottawa knee rules

Answer 3

1. > age 55
2. Isolated patella tenderness
3. Fibular head tenderness
4. inability to flex to 90 degrees
5. Unable to bear weight immediately after injury and walk 4 steps in ER

Question 4

Pittsburgh knee rule

Answer 4

1. Age <12 or > 50
2. Blunt trauma or fall is mechanism of injury
3. Inability to walk 4 steps

Question 5

Canadian C-spine rule high risk factors that mandates radiographs

Answer 5

Age >65

Dangerous mechanism or parenthesis in extremities

Question 6

Canadian c-spine rule low risk factor that allows safe assessment of ROM

Answer 6

Simple rear end
Sitting position in ER
Ambulatory
Delayed onset of neck pain
Absence of cervical spine midline tenderness

Question 7

What is meant by neck rotation in Canadian c-spine rules?

Answer 7

45 degrees to R/L