scab. 1  An incrustation over a sore, wound, vesicle, or pustule, formed during healing. 2  The mange, especially when it appears on sheep. 3  Any of several different diseases of potatoes producing pits and other damage on their surface, caused by streptomyces bacteria (but formerly believed to be caused by a fungus).
Diabetes complications from fungus infections in the toenails and fingernails can lead to amputations of the entire limbs. To understand how serious fungal toenails can be to a diabetic, you must first understand how diabetes affects the body.
Causes of Traumatic Amputation. A traumatic amputation may involve any body part or extremity, including the arms, hands, fingers, legs, feet, toes, ears. Statistically, the most common causes of accidental traumatic amputation injuries are as follows: 1  Traffic accidents (including bicycles, trains, motorcycles).