Changes

The severity of the radiographic abnormalities are consistent with bilateral grade IV medial patellar luxation.

The severity of the radiographic abnormalities are consistent with bilateral grade IV medial patellar luxation.

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|q2=What other specific musculoskeletal abnormalities would this dog be expected to have on physical exami nation?

|q2=What other specific musculoskeletal abnormalities would this dog be expected to have on physical examination?

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The quadriceps muscle group is responsible for stifle extension and its main antagonist muscle group is the hamstring muscle group (semimembranosus, semitendinosus, biceps femoris muscles).  

The quadriceps muscle group is responsible for stifle extension and its main antagonist muscle group is the hamstring muscle group (semimembranosus, semitendinosus, biceps femoris muscles).