A PA Axial Oblique Projection (Teufel Method) Is Performed on a Patient.The

question 53

Multiple Choice

A PA axial oblique projection (Teufel method) is performed on a patient.The resultant radiograph demonstrates distortion of the acetabulum.The following positioning factors were used: 40° anterior oblique, 12° cephalad CR angle, and CR centered to the upside hip (acetabulum) .What needs to be modified during the repeat exposure?

• A)Increase CR angle to 15° cephalad.
• B)Change CR angle to 12° caudad.
• C)Increase rotation of anterior oblique to 45°.
• D)Center CR to downside hip (acetabulum).

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