Difference between revisions of "Equine Orthopaedics and Rheumatology Q&A 09"
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|q1=What is your diagnosis? | |q1=What is your diagnosis? | ||
|a1=A fracture of the distal part of one of the splint bones. | |a1=A fracture of the distal part of one of the splint bones. | ||
| − | |l1= | + | |l1= |
|q2=Assuming that the injury is not associated with external trauma, how is it likely to have occurred? | |q2=Assuming that the injury is not associated with external trauma, how is it likely to have occurred? | ||
|a2= | |a2= | ||
These fractures are thought to occur as a result of stresses placed on the splint bone by the adjacent suspensory ligament. <br><br> | These fractures are thought to occur as a result of stresses placed on the splint bone by the adjacent suspensory ligament. <br><br> | ||
It has been suggested that, during hard exercise, the suspensory ligament snaps back against the relatively fixed small metacarpal or metatarsal bones, causing the distal part of the bone to fracture. | It has been suggested that, during hard exercise, the suspensory ligament snaps back against the relatively fixed small metacarpal or metatarsal bones, causing the distal part of the bone to fracture. | ||
| − | |l2= | + | |l2= |
|q3=What associated structure may have been injured? | |q3=What associated structure may have been injured? | ||
|a3= The adjacent suspensory ligament branch may have been sprained or even ruptured. | |a3= The adjacent suspensory ligament branch may have been sprained or even ruptured. | ||
| − | |l3= | + | |l3= |
|q4= If the horse has both problems, which is most likely to cause persistent lameness? | |q4= If the horse has both problems, which is most likely to cause persistent lameness? | ||
|a4= The splint bone fracture is unlikely to heal by bony union, but the fibrous union formed does not usually cause any problems. <br><br> | |a4= The splint bone fracture is unlikely to heal by bony union, but the fibrous union formed does not usually cause any problems. <br><br> | ||
However an associated sprain of a branch of the suspensory ligament may well continue to cause lameness. | However an associated sprain of a branch of the suspensory ligament may well continue to cause lameness. | ||
| − | |l4= | + | |l4= |
</FlashCard> | </FlashCard> | ||
Revision as of 10:35, 27 May 2011
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This question was provided by Manson Publishing as part of the OVAL Project. See more Equine Orthopaedic and Rheumatological questions |
| Question | Answer | Article | |
| What is your diagnosis? | A fracture of the distal part of one of the splint bones.
|
[[|Link to Article]] | |
| Assuming that the injury is not associated with external trauma, how is it likely to have occurred? | These fractures are thought to occur as a result of stresses placed on the splint bone by the adjacent suspensory ligament. |
[[|Link to Article]] | |
| What associated structure may have been injured? | The adjacent suspensory ligament branch may have been sprained or even ruptured.
|
[[|Link to Article]] | |
| If the horse has both problems, which is most likely to cause persistent lameness? | The splint bone fracture is unlikely to heal by bony union, but the fibrous union formed does not usually cause any problems. However an associated sprain of a branch of the suspensory ligament may well continue to cause lameness. |
[[|Link to Article]] | |
