Canine Silica Urolithiasis in Mexico (2005–2018)

Table 1

Mineral composition of uroliths from dogs between 2005 and 2018.

Type of mineral	Number	%
Struvite	611	44.17
Calcium oxalate	372	26.89
Silica	179	12.94
Purines	57	4.12
Cystine	17	1.22
Calcium phosphate	13	0.93
Mixed uroliths	105	7.59
Compound uroliths	29	2.09
Total	1383	100

42.8% of these uroliths contained 40% silica mixed with other compounds in different quantities. 55.1% of these uroliths had a pure nucleus of silica.