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black splinter lines under fingernails

A 31-year-old male asked:
Dr. Ward Dean
Dr. Ward Dean answered
43 years experience Anti-Aging Medicine
Splinter hemorrhage: It's called a splinter hemorrhage. If you only have them occasionally, don't worry about it.

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A 47-year-old member asked:
Dr. Richard Bensinger
52 years experience Ophthalmology
Dermatologist: Your dermatologist is the best source for determining the cause and treatment of black lines in fingernails.
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A 53-year-old female asked:
Dr. Laurence Badgley
53 years experience General Practice
Blood clots : Tiny blood clots, usually broken off from heart valves then float to the end arteries of the fingertips and get caught in the capillaries of the nail ... Read More
A 56-year-old female asked:
Dr. Mandakini Patel
41 years experience Pediatrics
Nail issues: The best thing would be to have it checked out as it could be anything from fungal infection to injury or other disease. If you have ridges it could a ... Read More
A 22-year-old female asked:
Dr. Kathleen Gilmore
26 years experience Urgent Care
Trauma vs infection: The most common cause of splinter like hemorrhages seen through the nail in the ail bed, come from trauma. I've had them in the past from tapping my n ... Read More
A 24-year-old female asked:
Dr. Laurence Badgley
53 years experience General Practice
Splinters: Thin longitudinal black lines under fingernails can be what doctors call "splinters" & can reflect tiny blood clot emboli that get caught there, w ... Read More
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A 51-year-old member asked:
Dr. Scott Keith
44 years experience Podiatry
It varies.: It all depends on the size of the splinter and the technique used to remove it. The results could range from showing minimal effect to loss of the nai ... Read More
A 49-year-old female asked:
Dr. Ed Friedlander
44 years experience Pathology
Splinter bleeds?: If you're describing splinter hemorrhages (there many web photos for you to compare), you'd do well to show them to your physician, though this isn't ... Read More
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A 16-year-old male asked:
Dr. Glynis Ablon
29 years experience Dermatology
Don't be scared: Have you family make you an appointment to see dermatologist to diagnose. Nails can change color for many reasons, and usually nail fungus is yellow a ... Read More
A 26-year-old male asked:
Dr. Anshul Gandhi
8 years experience Emergency Medicine
Splinter Hemorrhage: A splinter hemorrhage can occur for a variety of reasons and may be harmless or a sign of a more serious health condition. If caused by trauma these ... Read More

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