A member asked:

Left foot thumb nail turning greysh without any pain or itching. what is this. what is cause and treatment?

A doctor has provided 1 answer
Dr. Mark Pyfer answered

Specializes in Ophthalmology

Fungal infection: This is likely a fungal infection called onychomycosis. Have it checked by your doctor. Medication can help.

Answered 9/28/2016

4.4k views

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