The problems of irrigation (blood contribution) in the arteriosclerosis happen earlier in the legs or the feet.
When there takes place the occlusion of a glass of the legs for arteriosclerosis, the foot becomes pale, cold and painful.
Sometimes the occlusion happens little by little, and the foot is becoming more vulnerable to all kinds of blows and minor infections.
The gangrene consists of the real death of the textile and, generally, it appears like a spot or an area of wrinkled and black skin close to the base of the fingers or about the heel.
When the occlusion happens suddenly, as it happens in the arterial muddle, there is severe and sudden pain with paleness and coldness below the level of the blockade.
The diabetes predisposes the arteriosclerosis of the extremities, and also it can be accompanied of problems in the nerves of the legs (diabetic neuropathy), with the sensibility diminished in the feet, what it makes more probable that the affected foot gets injured. The called diabetic foot is a gangrene of the foot, which sometimes is practically painless.
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