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 health...
Melanonychia: What It Is, Causes, and More - Healthline
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.
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...
What Causes a Black Line on Your Nail (Melanonychia)? - Health
2024年10月10日 · Melanonychia typically appears as a vertical (longitudinal) streak running from the cuticle to the tip of the nail. The color can vary from dark brown to grey or black, and the thickness...
Black Line on Nail: Causes, Treatment, and More - Verywell Health
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.
Melanonychia - DermNet
Melanonychia is brown or black discolouration of a nail. It may be diffuse or take the form of a longitudinal band. Benign longitudinal melanonychia. See more images of melanonychia. Who is at risk of melanonychia? Melanonychia can present in individuals of all ages, including children, and affects both sexes equally.
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...
Is the Black Line on Your Nail Normal or Melanoma? How To tell - TODAY
2023年5月1日 · The main symptom is melanonychia, or a pigmented vertical streak on the nail. Some people have likened it to a line drawn by a Sharpie. That doesn’t mean it's always automatically worrisome...
Subungual Melanoma (Nail Melanoma): Symptoms and Treatment
Overview. Subungual melanoma is a rare type of skin cancer underneath your nail. What is subungual melanoma? 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.
Brown Line on Nails: Vitamin Deficiencies and Other Causes
2023年9月1日 · A brown line on the nail is called longitudinal melanonychia or longitudinal striata. It is the most common type of melanonychia, a medical word for a black or brownish pigmentation of the nail plate (the hard part of toenails or fingernails).