no,urostomy comes directly from the uretas. supra pubic from the bladder.

A urostomy, or urinary diversion, may be made for a few main reasons; a cancerous growth, bed wetting, malformed bladder. There are two options available for this procedure.

A urostomy is a surgical procedure where a stoma is created to divert urine from the bladder. This may be necessary when the bladder is not functioning properly, such as in cases of bladder cancer, trauma, or certain medical conditions. The urine is then directed to a pouch worn externally on the body.

The three most common types of ostomies are: colostomy, ileostomy, urostomy

Yes. It is still urine that has metabolites in it.