Leukonychia

Leukonychia
Other namesWhite nails or Milk spots
SpecialtyDermatology

Leukonychia (or leuconychia) is a medical term for white discoloration appearing on nails. It is derived from the Greek words leuko 'white' and onyx 'nail'. The most common cause is injury to the base of the nail (the matrix) where the nail is formed.