What are the cause of kidney stone and how can it be treated?

Multiple: Infection, anomaly, high calcium, high uric acid.

Dietary minerals: The minerals in your diet can form crystals ANS clump together instead of passing through your system. There are many possible causes, but being well hydrated help avoid it for some. Avoiding too much meat protein, soft drinks, salt and getting as much vit c from citrus juice as possible can help. A prescription for Allopurinol can prevent recurrences. Most are calcium but they can vary. Best!