PA KNEE Flashcards

1
Q

PA KNEE
Positioning

A

Patient is erect facing the detector and leg rotated inwards, the femoral conducts are equidistant from IR and patella midway between femoral condyles.
- Knee bent to a 45 degree angle
- Femur forms an angle of 25 degrees
- Tibia forms a 25 degree angle

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2
Q

PA KNEE
Collimation - Superior

A

Distal 1/3 femur

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3
Q

PA KNEE
Collimation - Inferior

A

Proximal 1/3 tib fib

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4
Q

PA KNEE
Collimation - Lateral

A

Skin margins

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5
Q

PA KNEE
Source Image Distance

A

100-110

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