Page 83 - A Practical Guide to Equine Radiography

64 A PRACTICAL GUIDE TO EQUINE RADIOGRAPHY

Dorsopalmar (DPa) (Figs 7.5–7.8) 4. Position the X-ray machine on the dorsal
VetBooks.ir 1. Stand the horse square with the cannon 5. Focus–film distance: 100 cm.
side of the limb.
bone vertical to the ground in each direc-
tion and ensure that all limbs are equally 6. Use a horizontal X-ray beam.
weight-bearing. 7. Centre the X-ray beam at the level of the
2. Place the plate in portrait orientation on the metacarpus/metatarsus, midway between
palmar side of the leg, as close as possible the fetlock and the carpus/tarsus.
to the limb. 8. Collimate around the area of interest.
3. Place a R/L marker on the lateral side of the 9. Exposure guide: 65 kVp, 10 mAs.
plate.

Figure 7.5 Positioning to obtain a DPa view of the metacarpus.

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