Knee
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Lateral Knee
Positioning
Radiograph
Anatomy
Errors
Technique
Trauma
IMAGE RECEPTOR
7° caud
+90°
Flex 20–30° + 5–7° cephalic opens joint
Patient position
Lateral recumbent on affected side.
Part position
Knee flexed 20–30°, true lateral.
Central ray
5–7° cephalic to mid-knee.
Tech pearls
Femoral condyles must superimpose.
AP Knee
Oblique Knee
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