Yellow cracked and discolored toe nail caused by mycosis - fingers rub the sore toe, close-up

onychomycosis toenail toe podiatry foot mycosis discolored dermatology injury disease nail painful finger medical inflammation deformed skin sick infection fungus pain condition rash illness cracked hurt hygiene barefoot part body health treatment discomfort caucasian ugly healthcare problem care human rub cause uncomfortable sore unhealthy trichophyton athletes person white body isolated