Many diabetic foot amputations are preventable

It costs $1,400 to cover the oozing sore on the diabetic's foot with a piece of artificial skin, helping it heal if patients keep pressure off that spot. So when Medicare paid for the treatment but not the extra $100 for a simple walking cast to protect it, an artificial skin maker last year started giving free casts to some needy patients.

Without the right cushioning, "the person will walk to the bus stop and destroy it," fumes Dr. David G. Armstrong of the Southern Arizona Limb Salvage Alliance.

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