<P> Thought to represent the end product of cast evolution, waxy casts suggest the very low urine flow associated with severe, longstanding kidney disease such as renal failure . Additionally, due to urine stasis and their formation in diseased, dilated ducts, these casts are significantly larger than hyaline casts . </P> <Ul> <Li> They are cylindrical . </Li> <Li> They possess a higher refractive index . </Li> <Li> They are more rigid, demonstrating sharp edges, fractures, and broken - off ends . </Li> </Ul> <Li> They are cylindrical . </Li> <Li> They possess a higher refractive index . </Li>

What does it mean if you have hyaline casts in your urine