Diagnostics for Cranial Cruciate Ligament Disease (CrCL) Online Course is designed for general practitioners who are looking to understand how to diagnoses CrCL through describing the history findings consistent with cranial cruciate ligament disease and identifying findings on orthopedic examination that would be consistent with pelvic limb lameness and cranial cruciate ligament disease. Topics discussed are anatomy and pathophysiology, gait examination, standing examination, recumbency examination, cranial drawer test, tibial thrust test, and required radiography with patient positioning.