Related Articles

• Under the Microscope: Lichen Planus

  Lichen planus is an inflammatory skin condition that can affect the nails as well as most other parts of the body.

• Under the Microscope: Paronychia

  Paronychia is an infection that occurs when there is breakdown in the seal between the skin and the nail plate.

• Under the Microscope: Ingrown Toenails

  Common but painful, ingrown nails are often the result of poor care — and infection may follow.

• Under the Microscope: Beau’s Lines

  Beau’s lines are ridged or grooved lines that run horizontally across the nail.

• Under the Microscope: Brittle Nails

  Sometimes called onychorrhexis or onychoschizia, brittle nails peel, split, and break easily.