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Lecture (9). Basic Projections. Humerus. AP Humerus. Exposure Factors. Patient position Erect or Supine. Part position Supinate hand Adjust humerus with epicondyle Parallel to Cassette Center humerus to the cassette Central Ray Perpendicular Center Point Mid point of humerus
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Basic Projections • Humerus AP Humerus Exposure Factors Patient position Erect or Supine
Part position • Supinate hand • Adjust humerus with epicondyle Parallel to Cassette • Center humerus to the cassette • Central Ray • Perpendicular • Center Point • Mid point of humerus • Structures shown • AP projection of the entire humerus including the shoulder and elbow join
Patient position Erect or Supine Part position Slightly abduct the arm Center arm to cassette Rotate forearm medially until epicondyles perpendicular to cassette Central Ray Perpendicular Center Point Mid point of humerus • Lateral Humerus
Structures shown • Lateral projection of the entire humerus including the shoulder and elbow joint lateral humerus