My Brother In Law Is On Dialysis. He Lost A

my brother in law is on dialysis. He lost a kidney to cancer ten years ago. He has had both lets amputated due to diabetes. He has been on dialysis five days a week for the past year. His kidney is no longer producing urine. Do we need to start calling in the rest of the family? His brother, my husband has been out of the country for four months and is not due home for some time now...