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.
Treatment often involves topical (applied to the skin or nail) or oral (swallowed) medications called antifungals. The type of antifungal used depends on the specific type of fungus (e.g., tinea, candida [yeast]) that is causing the infection. There are many different types of fungal infections.Common types include the following: 1  Athlete's Foot (Tinea Pedis). 2  Ringworm (Tinea Corporis).3  Tinea Capitis. 4  Onychomycosis.here are many different types of fungal infections. Common types include the following: 1  Athlete's Foot (Tinea Pedis). 2  Ringworm (Tinea Corporis).