What's Causing That Black Line on Your Nail - Healthline
网页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
网页2024年4月24日 · A look at a black line on the nail, a common change that can happen due to a range of causes. Included is detail on the diagnosis and when to see a doctor.
Melanonychia: What It Is, Causes, and More - Healthline
网页2023年10月3日 · A dark vertical line on the nail can indicate nail melanoma. It can also occur with other benign causes and requires diagnosis by a healthcare professional.
Black Line on Nail: Causes, Treatment, and More - Verywell Health
网页2023年8月1日 · A black line on the nail could have multiple causes, from injury to melanonychia. Here’s everything you need to know to take care of vertical black lines.
Black Line on Nails: Causes, Treatment, and More - Healthgrades
网页2022年10月30日 · A black line on the nail describes a narrow, longitudinal stripe that forms under the nail plate. It often results from splinter hemorrhages, longitudinal melanonychia, and, in some cases, subungual melanoma. Doctors often diagnose the cause of nail marks by examining the nails and reviewing your medical history.
Subungual Melanoma (Nail Melanoma): Symptoms and Treatment
网页2024年1月2日 · Subungual melanoma, or nail melanoma, is skin cancer under your nail. It usually appears as a dark, vertical (top to bottom) streak on your nail. Subungual melanoma is rare but serious. This type of skin cancer — called acral lentiginous melanoma — is an aggressive form of melanoma.
Is the Black Line on Your Nail Normal or Melanoma? How To tell - TODAY
网页2023年5月1日 · A black line on your nail could be normal or it could be a sign of melanoma. Dermatologists share how to identify skin cancer on the nail.
What Is Melanonychia? What Causes It and How It's Treated - WebMD
网页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...
What Causes Those Vertical Black Lines on Nails? - POPSUGAR
网页2024年1月30日 · Most of the time, thin, vertical black lines under your nails are no cause for concern. But if you've had them for a while or you just want to make sure they aren't a sign of something more...
Ridges in Nails: Horizontal, Vertical, Causes & Treatment
网页Ridges in your nails are visible lines or dents in your fingernails or toenails. The ridges may run vertically (up and down) or horizontally (across) your nail. Ridges in your nails can be a sign of a health condition or a previous injury to your nail.
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