Page 251 - Adams and Stashak's Lameness in Horses, 7th Edition

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Figure 3.43. (Continued) Dorsoproximal to palmarodistal 6. Proximal part of the medial and lateral palmar processes.
oblique (D60Pr‐PaDiO) projection of the distal phalanx and 7. Groove on the distal navicular bone between the flexor and
navicular bone (foot). This projection is used extensively for articular margins. Vascular foramina are in this groove.
evaluating the navicular bone. Position and exposure are critical for 8. Palmar articular margin of the distal phalanx.
optimal visualization. (a) Proximal phalanx, (b) middle phalanx, (c) 9. Distal margin on the navicular bone.
navicular bone (distal sesamoid bone), and (d) distal phalanx. 10. Distal margin of the flexor surface on the navicular bone.
1. Distal articular surface of the proximal phalanx. 11. Medial and lateral parietal sulci on the distal phalanx.
2. Proximal articular surface of the middle phalanx. 12. Distal articular surface of the middle phalanx.
3. Proximal border of the flexor surface on the navicular bone. 13. Articular border of the distal phalanx.
4. Proximal border of the articular surface on the navicular bone, 14. Medial and lateral solar grooves on the solar surface of the
which often looks indistinct and slightly irregular on this distal phalanx.
projection because of the projection angle of the X‐ray beam. 15. Solar canal.
5. Distal part of the medial and lateral palmar processes. 16. Extensor process of the distal phalanx.

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