Page 169 - A Practical Guide to Equine Radiography

150 A PRACTICAL GUIDE TO EQUINE RADIOGRAPHY

Intraoral ventrodorsal (VD) for 5. Focus–film distance: 100 cm.
VetBooks.ir mandibular incisors (Figs 14.22–14.24) 6. Orientate the X-ray beam obliquely upwards,

directed 90 degrees to the plane that bisects
1. Keep the mouth open with a gag that leaves
the incisive region free or use a radiolucent the angle between the incisor reserve crown-
gag. root and the plate.
2. Place the plate facing downwards in the 7. Centre the X-ray beam in the midline of the
mouth between the incisors, as far caudally head on the central incisors.
as possible. 8. Collimate around the area of interest.
3. Indicate right/left with a marker. 9. Exposure guide: 50 kVp, 10 mAs.
4. Position the X-ray machine ventral to the
head.

Figure 14.22 Positioning to obtain an intraoral VD view of the rostral aspect of the mandible.

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