Melanonychia, a black line on your nail, can be a sign of melanoma or benign pigmentation changes. Injuries, medications, and ...

Not all marks on your nails are cause for alarm. "A black line that extends longitudinally from the cuticle to the free edge of the nail is often pigment," board-certified dermatologist Joshua ...

Add Yahoo as a preferred source to see more of our stories on Google. This summer, Charmaine Sherlock noticed a thin black line under her nail of her left thumb — what looked like a splinter growing ...

A black line in the nail may be simply a color variation, but it can also result from an injury. Other possible causes include the use of certain drugs and various health conditions, including HIV and ...

Beau’s lines are ridges that develop across the nails. They happen when nail growth is interrupted at the nail matrix. They can result from environmental factors and some medical issues. Most people ...

Black or brown lines appearing on fingernails or toenails are a common finding and are often dismissed as cosmetic changes (1 Trusted Source Melanonychia: Etiology, Diagnosis, and Treatment Go to ...

Melanonychia is a brown or black stain in your fingernail or toenail. You can have a dark line on one nail, a few nails, or all of your nails. The line is caused by the natural color in your body ...

Michelle Tagliamonte, 58, was getting a manicure when she noticed two black lines, which signaled the start of a fast-spreading cancer Kennedy News & Media Michelle Tagliamonte, 58, noticed black ...

Charmaine Sherlock thought maybe the thin black line from her cuticle was an autoimmune reaction. She soon learned it was an aggressive subungual melanoma. This summer, Charmaine Sherlock noticed a ...