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HAND X-RAY

The basic projections are P.A and Lateral,

➢ Postero anterior (Dorsi-palmar P.A):- The patient is seated along side the table, the forearm is placed pronated on the table with the palmar surface of the hand in contact with the cassette. With the fingers slightly separated and extended to ensure that they remain in contact to the cassette.

Centering point: - Center to the head of the third metacarpopalangeal joint.


➢ Dorsi-palmar oblique: - From the PA position the patient will now rotate his/her hand approximately 45° degrees,

➢ Another modified 15° degrees,

Centering point: - Center to the 4th metacarpal bone.





Essential image characteristics,

The image should demonstrate the bones clearly and soft tissue outline no rotation or motion.

References:

MIT. Abdussalam A. Madaki and Cowen A.R (2019) Tutorial on the image quality characteristics of radiographic screen film combinations and their measurement, (medical Devices Directorate Evaluation report), MDD/94/34,ALTH.

 

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