Page 76 - A Practical Guide to Equine Radiography

FETLOCk 57

Dorso 30º proximo 70º lateral- of the limb. The plate is perpendicular
VetBooks.ir palmarodistomedial oblique to the X-ray beam on the palmarolateral

side of the leg.
(D30Pr70L-PaDiMO) and dorso 30º
proximo 70º medial-palmarodistolateral
oblique (D30Pr70M-PaDiLO) (Figs 6.31 3. Focus–film distance: 100 cm.
and 6.32) 4. Angle the X-ray beam 30 degrees downward
1. Stand the horse square with the cannon from the horizontal.
bone vertical to the ground in each direc- 5. Centre the X-ray beam at the level of the
tion, and ensure all limbs are equally fetlock joint.
weight-bearing. 6. Collimate around the fetlock joint.
2. Place the plate resting on the ground in por- 7. Exposure guide: 70 kVp, 8 mAs.
trait orientation with a R/L marker on its
lateral side.

− D30Pr70L-PaDiMO: highlights the lat-
eral palmar process of the proximal
phalanx. The X-ray machine is positioned
on the dorsolateral side of the joint, at a
70-degree angle from the sagittal plane
of the limb. The plate is perpendicular
to the X-ray beam on the palmaromedial
side of the leg.
− D30Pr70M-PaDiLO: highlights the
medial palmar process of the proximal
phalanx. The X-ray machine is positioned Figure 6.32 D30Pr70L-PaDiMO projection of the
on the dorsomedial side of the joint, at fetlock.
a 70-degree angle from the sagittal plane

Figure 6.31 Diagram showing how to obtain
D30Pr70L-PaDiMO and D30Pr70M-PaDiLO views of
the fetlock.

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