The investigation process involves:-
A full history and examination of the horse.
Thorough clinical inspection.
Observation at walk and trot in a straight line and on a circle(occasionally ridden) and flexion tests.
The use of nerve and joint blocks to localise lameness.
Digital X-Ray and Ultrasound equipment.
The key to lameness investigation is to pinpoint the site of pain – Once armed with a diagnosis, treatment can be tailored to give the most appropriate therapy with the best chance of a successful outcome.