Changes

|q1=What abnormal features of the right forelimb can be recognised in the image?

|q1=What abnormal features of the right forelimb can be recognised in the image?

|a1=There is marked distension of the digital sheath on the palmar aspect of the fetlock. The distal end of the swelling has a notched appearance. The horse has a slightly broken back hoof–pastern axis and low heels.

|a1=There is marked distension of the digital sheath on the palmar aspect of the fetlock. The distal end of the swelling has a notched appearance. The horse has a slightly broken back hoof–pastern axis and low heels.

|l1=

|l1=Palpable Points of the Horse - Anatomy & Physiology#Metacarpophalangeal Joint

|q2=From the history and clinical signs, what causes of lameness would you consider?

|q2=From the history and clinical signs, what causes of lameness would you consider?

|a2=

|a2=

*Ultrasonography is important for evaluation of the annular ligament and the flexor tendons, and may indicate the presence of adhesions.  

*Ultrasonography is important for evaluation of the annular ligament and the flexor tendons, and may indicate the presence of adhesions.  

*Regional analgesia of the foot should be performed to ensure that foot pain is not involved.

*Regional analgesia of the foot should be performed to ensure that foot pain is not involved.

|l3=

|l3=Specific Nerve Blocks

|q4= How would you treat this case?

|q4= How would you treat this case?

|a4= Acute cases should be treated with rest, possibly combined with both topical and systemic anti-inflammatory drug therapy. If this fails, an annular ligament desmotomy is indicated.

|a4= Acute cases should be treated with rest, possibly combined with both topical and systemic anti-inflammatory drug therapy. If this fails, an annular ligament desmotomy is indicated.

|l4=

|l4=NSAIDs

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