What's Causing That Black Line on Your Nail - Healthline
2024年2月5日 · A small black line that forms vertically underneath your nail may be a splinter hemorrhage, while horizontal lines may be melanonychia. These may be harmless or a sign of a more serious...
Black line on the nail: Causes, treatments, and pictures
2024年4月24日 · Most black lines on the fingernails and toenails are not cause for concern. These lines are fairly common among people with darker skin tones. However, they can be a sign of subungual...
Normal Black Line Under Fingernail vs. Melanoma Streak
A doctor explains the differences between a melanoma black line under the fingernail and a normal one. “Splinters or dark streaks under nails can occur when microscopic areas of bleeding happen and allow blood to settle under the nail,” says Dr. Joel Schlessinger, MD, board certified dermatologist and cosmetic surgeon with a private ...
7 fingernail problems not to ignore - Mayo Clinic
2023年6月30日 · Beau's lines are grooves that run across the nails. They can appear when nail growth temporarily stops due to injury or illness. Beau's lines may be caused by: Infections. Diabetes that is not well controlled.
What Is Melanonychia? What Causes It and How It's Treated - WebMD
2023年7月23日 · Melanonychia is a brown or black color in your nail. It can affect your fingernails or toenails. It can be in one nail, a few nails, or all of your nails. Melanonychia can have many different...
Melanonychia: What It Is, Causes, and More - Healthline
2023年10月3日 · Having a dark line on your fingernails or toenails is called melanonychia. The lines are brown or black and usually look like a stripe that begins at the bottom of your nail bed and continues...
Black Line on Nail: Causes, Treatment, and More - Verywell Health
2023年8月1日 · Melanonychia is the most common cause of a black line on a nail. This condition is characterized by black or brown discoloration of the nail plate. It can affect just one nail or multiple nails on the fingers and toes. It accounts for nearly half of all cases of nail discoloration.
Black Line on Nail (Melanonychia): Causes & Treatments - Health
2024年10月10日 · A black line on your nail (medically known as melanonychia) causes a streak of dark pigmentation that runs along the nail bed. It can be a normal color variation, especially in people with...
Subungual Melanoma - Cleveland Clinic
Subungual melanoma is a serious type of skin cancer that develops under your nail. It most commonly appears as dark brown or black streaks on your nail. Early detection and prompt treatment yield the best outcomes.
Black Line on Nails: Causes, Treatment, and More - Healthgrades
2022年10月30日 · A black line on the nail describes a narrow, dark stripe under the nail plate. It can be a harmless splinter hemorrhage or point to a more serious underlying condition.
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