Calcium Oxalate Dihydrate 

Urology
original magnification x500

Author : Dr Pierre Hébert

Morphologie: large square whose corners are connected by intersecting diagonal lines.

pH: acidic, neutral and alkaline urine.

!: occur in normal dog and cat. They may be observed in dogs intoxicated with ethylene glycol but they are less common than calcium oxalate monohydrate crystals.