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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=Forelimb - Anatomy & Physiology#Metacarpal bones |
| |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=Equine Forelimb - Anatomy & Physiology#Suspensory Apparatus |
| |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. |
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| |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=Fractures |
| </FlashCard> | | </FlashCard> |
| | | |