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What Causes a Black Line on Your Nail


Melanonychia: Black or Brown Lines in Your Nail - Healthline

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 ...

Black Line on Nail: Causes, Treatment, and More - Verywell Health

What Causes a Black Line on the Nail? · Melanonychia · Injury · Medications · HIV · Melanoma · Endocarditis · Fungal Infection · Nail Psoriasis.

What's Causing That Black Line on Your Nail - Healthline

A narrow, vertical black line on your nail is called a splinter hemorrhage. Lines that create a horizontal stripe are called Beau's lines.

Black line on the nail: Causes, treatments, and pictures

Summary. 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, ...

What Causes a Black Line on Your Nail (Melanonychia)? - Health

Pigmentation changes, nail injury, certain medications, and underlying health conditions like melanoma may cause a black line to develop on ...

What Is Melanonychia? What Causes It and How It's Treated - WebMD

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.

Evaluation of nail lines: Color and shape hold clues

Brown-black nail lines may represent blood from trauma; bacterial, fungal, or viral infection; drug reaction; endocrine disorders; exogenous ...

Spotting a Black Line on Nails and What it Signifies - VIMS

'Subungual Melanoma', a fatal form of skin cancer could also be one of the reasons for these occurrences, if the formation of these lines is ...

What Causes Those Vertical Black Lines on Nails? - POPSUGAR

"It is [typically] caused by damaged blood vessels underneath your nail," Lee says. "Black lines can be a result of a variety of health ...

Splinter Hemorrhages: Symptoms, Causes & Treatments

Splinter hemorrhages are tiny streaks of blood underneath your nail plate. They resemble thin wooden splinters. Trauma is the most common cause of splinter ...

What causes vertical black lines on fingernails? - Dr. Aruna Prasad

... lines on the finger nails or it can be due to some drugs. Some medicines, tablets can cause black lines. So best is to consult your

Why Is There a Black Line on My Nail? Causes and Treatments

Summary. A black line on the nail describes a narrow, longitudinal stripe that forms under the nail plate. It often results from splinter ...

Why do I have a straight black line on my fingernail which was not ...

Brown-black nail lines may represent blood from trauma; bacterial, fungal, or viral infection; drug reaction; endocrine disorders; exogenous ...

Brown Line on Nails: Vitamin Deficiencies and Other Medical Causes

Many common causes of longitudinal melanonychia are related to the extra production of melanin. Melanin in the nail plate is usually evenly ...

Is the Black Line on Your Nail Normal or Melanoma? How To tell

A black line in your nail can be a sign of melanoma, or it can be a normal part of your nail bed. A woman's story can help you identify the difference.

Complete Guide On Black Lines On Your Nails - LinkedIn

What causes a black line on nails? · Trauma. · Endocarditis is a type of cardiac disease that can result in splinter hemorrhages. · Psoriasis is a ...

What are these black stripes under my nails? - Reddit

From Google "Splinter hemorrhages are tiny streaks of blood underneath your nail plate. They resemble thin wooden splinters. Trauma is the most ...

Subungual Melanoma (Nail Melanoma): Symptoms and Treatment

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.

Melanonychia: Causes, treatments, and diagnosis

Nail matrix nevus: This benign condition presents as a light brown to black longitudinal band, about 3 to 5 millimeters (mm) wide. It is the most common cause ...

What is Longitudinal Ridging? - News-Medical

Longitudinal erythronychia describes the presence of one or more vertical red lines in the nail. When this condition only affects one nail, it ...