What do red lines under fingernails mean?

Red or brown little streaks under the nails If you have little red or brown streaks underneath your nails, it’s likely they’re splinter haemorrhages – lines of blood caused by tiny damaged blood vessels. A few splinters under one nail are nothing to worry about. They are most likely caused by an injury of the nail.

What causes red lines in your nails?

Splinter hemorrhages occur when blood leaks or swells from small blood vessels that run up and down the nail bed. Tiny blood clots known as microemboli in the capillaries can also cause splinter hemorrhages. One of the most common causes of splinter hemorrhages is trauma to the nails.

Can vitamin deficiency cause splinter hemorrhages?

They are more commonly associated with iron deficiency anemia but have also been linked to vitamin C deficiency ( 7 , 10 ). Red spots or vertical lines in the nail bed, known as splinter hemorrhage, may also appear during vitamin C deficiency due to weakened blood vessels that rupture easily.

How do you get rid of blood under your nail?

To remove blood from under a nail:

1. Straighten a paper clip, and heat the tip in a flame until it is red-hot.
2. Place the tip of the paper clip on the nail and let it melt through.
3. Do not push or apply pressure on the paper clip.
4. Go slowly, and reheat the clip as necessary.

What causes splinter hemorrhages under the fingernails?

What causes splinter hemorrhages? Splinter hemorrhages can develop after an injury or trauma to a fingernail or toenail. Stubbing a toe or injuring a finger can damage blood vessels along the nail bed on the affected digit and trigger bleeding underneath the nail.

Is it bad to leave blood under your nail?

In addition to discoloration, blood under the nail can result in pressure and pain, which can be relieved by a healthcare provider or podiatrist (i.e., “foot doctor”). Delayed treatment can result in nail deformity or infection.