True AP Position
A true AP elbow requires the humerus and forearm to be in the same plane. Misalignment causes joint space distortion. Proper positioning improves diagnostic accuracy. Consistency is essential for elbow imaging.
Lateral Positioning
A true lateral requires superimposed epicondyles. Rotation can hide fractures or create false appearances. Using sponges improves stability. Good lateral technique enhances clarity.
Flexion Control
Excessive flexion can obscure anatomy. Maintaining moderate flexion improves visualization of joint spaces. Clear instructions help patients maintain the correct angle. Flexion control supports accurate imaging.
Exposure Index Awareness
Elbows vary in thickness and require technique adjustments. Monitoring exposure index ensures proper detector response. Consistent EI values improve image quality. Technique awareness is essential for extremity imaging.
Article Category
Radiography > Elbow Positioning Tips