Neoplastic Changes
_ Certain neoplasias common in young dogs*
_ If neoplasia present in the pelvis could affect both hind limbs 
depending on size etc.  
Rimadyl wonÕt work
Uncomfortable when sits down
DoesnÕt want to go up or down steps
Right worse than left
Grade 1 out of 4
No trauma
No muscle pain or joint laxity
Hock and stifle non-painful
Painful
	Weight carried on front legs

_ Awkward gait  - could be increase in tumor size