Page 69 - A Practical Guide to Equine Radiography

50 A PRACTICAL GUIDE TO EQUINE RADIOGRAPHY

Dorsoproximal-dorsodistal oblique 4. Position the X-ray machine dorsal to the
VetBooks.ir (DPr-DDiO) (Figs 6.17–6.20) 5. Focus–film distance: 100 cm.
limb and proximal to the fetlock.
1. Flex the fetlock joint with gloved hand and
keep the metacarpus vertical to the ground. 6. Angle the X-ray beam 45–70 degrees down-
2. Place the plate distal to the joint, parallel to ward from the horizontal.
the ground and facing upwards, as close as 7. Centre the X-ray beam at the level of the
possible to the limb. dorsal aspect of the fetlock joint.
3. Place a R/L marker on the lateral side of the 8. Collimate around the fetlock joint.
plate. 9. Exposure guide: 60 kVp, 8 mAs.

Figure 6.17 Positioning to obtain a DPr-DDiO view of the fetlock.

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