Salvation or slippery slope?

Source: Canada.com

Psychologist Dr. Steve Munsie displays some of the pain-killer medications that he has to take daily to manage the pain from chronic kidney stones at his home in Laval in Montreal, Quebec on Friday, September 23, 2011.

Steve Munsie thought the pain was going to kill him.

Later, he became afraid it wasn't going to kill him.

Munsie was born with three kidneys - two on his left side and one on his right. He suffers from chronic kidney stones. When he was younger, he produced one or two stones a year.

Today, he produces as many as 30.

There are days he has virtually no pain and there are days the pain is so intense it makes him freeze up in agony.

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