Page 117 - A Practical Guide to Equine Radiography

98 A PRACTICAL GUIDE TO EQUINE RADIOGRAPHY

Cranio 45º medial-caudolateral oblique 5. Focus–film distance: 100 cm. If a grid is
VetBooks.ir (Cr45M-CdLO) (Figs 10.5–10.8) used, adjust the focus–film distance to the

distance specified for the grid.
1. Pull the leg forward with gloved hands.
2. Place the plate in portrait orientation on 6. Use a horizontal X-ray beam.
the caudolateral side of the joint, as close 7. Centre the X-ray beam on the greater tuber-
as possible to the limb. cle of the humerus (easily palpated).
3. Place a R/L marker on the lateral side of the 8. Collimate tightly around the shoulder to
plate. reduce scatter.
4. Position the X-ray machine craniomedially 9. Exposure guide: 75 kVp, 30 mAs.
to the limb at a 45-degree angle to the sagit-
tal plane of the limb.

Figure 10.5 Positioning to obtain a Cr45M-CdLO view of the shoulder.

Equine Radiography.indb 98 27/11/2018 11:09