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Toenails which protrude unevenly may concentrate force on the toenail; properly-cut nails are therefore also important. [4] Some susceptible runners may also have Morton's toe. In this variant of human foot anatomy, the second toe extends further out than the great toe. This can make it harder to find shoes with adequate space around the toes.
A case of fungal infection of the big toe Advanced fungal infection of the big toe. The most common symptom of a fungal nail infection is the nail becoming thickened and discoloured: white, black, yellow or green. As the infection progresses the nail can become brittle, with pieces breaking off or coming away from the toe or finger completely.
Doctors say the condition is common, especially for intense exercisers, but it's easily treatable.
Onychauxis frequently shows up clinically as discoloration, subungual hyperkeratosis, and loss of nail plate translucency. [3] It may cause pain, and over time, distal onycholysis, subungual bleeding, subungual ulceration, or an elevated risk of onychomycosis might aggravate matters. [4] [5]
The exact cause of subungual melanomas is not known, but it doesn’t seem to be linked to sun exposure. ... Subungual melanomas tend to affect the big toe and thumb the most, but it can occur on ...
Onychomadesis is the separation and falling off of a nail from the nail bed. Common causes include localized infection, minor injury to the matrix bed, or severe systemic illness. It is sometimes a side effect of chemotherapy or x-ray treatments for cancer. A new nail plate will form once the cause of the disease is removed.
Also known as "true" leukonychia, this is the most common form of leukonychia, in which small white spots appear on the nails. Picking and biting of the nails are a prominent cause in young children and nail biters. Besides parakeratosis, air that is trapped between the cells may also cause this appearance. [5] It is also caused by trauma.
Toe nails become infected with fungi in the same way as the rest of the foot, typically by being trapped with fungi in the warm, dark, moist inside of a shoe. Fungal infection of the nails is called tinea unguium, and is not included in the medical definition of "athlete's foot", even though toe nails are part of the foot. Fungi are more ...