Doctor insights on:
Discolored Toe Nails
My two big toe nails are not attached to the skin under from half to top. There's discoloration. I used Mycoster 8% but nothing changed. Any advice?
Most likely onychomy: onychomycosis--a fungal infection of the nailbed. If this is the condition, it will continue to worsen. When it hits the nail growth plate, the nail will grow out thick and ugly. This condition may be treated with anti-fungal oral medication like griseofulvin, which is expensive and with potential adverse side-effects. Alternative: paint the nails with colorless tincture of iodine daily. ...Read more
I had an ingrown toenail and tried the nail bracing technique to life it and relieve the pressure. Now I have discoloration in the corner of my toe.
Separation anxiety.: Discoloring of the nail can be caused by several things. Your history narrows the possibilities. An examination would simplify getting to the real problem. Having said that, more than likely the color change is either due to air getting under the nail or the effects of a fungal infection starting in the corner area of the nail. Both can occur when the plate is separated from the underlying bed. ...Read more
Maybe fungus?: When patients (and many non-dermatologist physicians) see this problem they automatically assume it's a fungal infection but this is only true about 50% of the time. There are several other non-infectious causes of thickened nails including psoriasis, chronic friction/trauma, and hereditary causes. See a dermatologist who may want to take a sample of the nails for a fungal culture and/or biopsy. ...Read moreSee 2 more doctor answers
Black toenails: Black toe nails most commonly refer to subungual hematomas (a bruise under the nail) from trauma. Other causes of black toenails--not from trauma-- could be from severe nail fungus (rare), or from a malignancy (melanoma) --also rare-. If several nails are affected, this suggests subungual hematomas, and can be caused by bumping your foot, by running, or even wearing tight shoes (w/ tight toebox). ...Read moreSee 1 more doctor answer