Page 1023 - Adams and Stashak's Lameness in Horses, 7th Edition
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Occupational‐Related Lameness Conditions  989


                                                                   The top level of international competition is the 3‐day
                                                                 event or “Concours Complet International.” It is con­
  VetBooks.ir                                                    the cross‐country, and 1 day for the stadium jumping.
                                                                 ducted over 3–4 days: 1 or 2 days of dressage, 1 day for
                                                                 The cross‐country use is divided in four phases (classic
                                                                 form of the competition), including a trotting warm‐up
                                                                 (phase A), the steeplechase (phase B), a cool down (phase
                                                                 C), and finally the proper cross‐country course with
                                                                 30–45 fixed obstacles (phase D). There is significant vet­
                                                                 erinary involvement before and during each phase of the
                                                                 competition because of how strenuous it is on the horse’s
                                                                 physic.
                                                                   The new format of the CCI competition eliminated
                                                                 phases A, B, and C in an attempt to make this less stren­
                                                                 uous on the horses starting in 2002. However, there is
                                                                 still debate on the real effect on the horse by changing
                                                                 the format. The difference between CCI and CIC became
                                                                 only the number of jumps, distances, and level of
                                                                 difficulty.
                                                                   CCI competitions are rated with one to four (high­
                                                                 est‐level) stars. There are very few CCI**** worldwide
                                                                 every year: the Olympic games, the FEI World Equestrian
                                                                 Games, the Burghley Horse Trials (UK), the Badminton
                                                                 Horse Trials (UK), the Australian International Three‐
                                                                 Day Event in Adelaide (Australia), the Rolex Kentucky
                                                                 Three‐Day Event (USA), the Luhmuhlen Horse Trials
                                                                 (Germany), and the Stars de Pau (France). A horse usu­
             Figure 9.40.  A show jumper. Note the hyperextension of the   ally competes in only 1–2 CCI**** per year.
             hind fetlocks.                                        Horses competing at this higher level usually use 1‐
                                                                 day events and lower‐level competitions for training and
                                                                 as fitness indicators.
             horses to show several weeks every month and often    Overall, fences for the jumping and cross‐country
             travel long distances in between shows.             phase vary between 1 and 1.30 m in height and 1.40–2 m
               At higher levels horses will be conditioned and   in spread (Figure  9.41).  The cross‐country distance
             prepped for a few key events a year. At each show,     varies from 2,500 to 7,200 m. The length and required
             hunters will tend to be ridden in several classes every   speed for these competitions, especially at high levels,
             day for up to 4 days of the show week. Jumpers will   pushes these horses close to their metabolic and muscu­
             typically only be ridden in one to three classes that   loskeletal limits.
             week. The longevity of jumpers’ and hunters’ careers
             and the particular strains placed by the jumping
             (Figure  9.40) also contribute to the development of
             occupational injuries.
                                                                 TRAINING SURFACES AND SHOEING
                                                                   Training surfaces between the three disciplines vary
             Eventing                                            considerably. Dressage training and competition arena
               Event horses start their dressage and jumping train­  are relatively standardized, are most often made of arti­
             ing at the age of 4. Some of them have had prior career   ficial material, and provide great cushion.  Three‐day
             as a racehorse. The cross‐country training includes the   event horses are at the other end of the spectrum as they
             familiarization to the cross‐country obstacles but more   have to tackle various surfaces from hard ground to wet
             importantly the horse’s fitness. Horses start competing   mud. Jumpers compete in a variety of surfaces, meant
             at lower levels around the age of 5 and can reach inter­  to be somewhat controlled, varying from sandy rings to
             national level by age 7–8.                          grass fields, with increasingly synthetic geotextile
               Competitions start at the lower levels (pre‐novice and   footings.
             novice) with 1‐day events, during which all three tests   Deep soft footing predisposes them to multitude of
             are conducted. Different levels for the USEF‐regulated   soft tissue lesions related to fatigue, including suspen­
             competitions include in order of increasing difficulty,   sory desmitis, superficial digital flexor tendonitis, infe­
             pre‐novice, novice, training, preliminary, intermediate,   rior check ligament desmitis, and gluteal myositis. Hard
             and advanced levels.                                surfaces predispose to impact injury, such as foot sore­
               International competitions are sanctioned by the FEI   ness, and joint trauma, bony bruising, and also axial
             and are divided between Concours International      skeleton pain. Competition on grass fields promotes the
             Combine (CIC) and the more advanced (more jumps     use of studs. Studs are placed (one to three on each shoe)
             and faster rate) Concours Complet International (CCI).   on the shoes of the front or both front limb and hindlimb.
             CIC competitions are further rated with one to three   The use of only one stud per foot offsets the lateral
             stars, increasing with the level of difficulty.     medial balance and results in abnormal torque forces.
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