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Doctor insights on: Bleeding Under Nail (Subungual Hematoma)

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When a nail is falling off after a subungual hematoma, what will the nail under it look like? It looks like i can see bone underneath.

When a nail is falling off after a subungual hematoma, what will the nail under it look like? It looks like i can see bone underneath.

Nail bed injury: Subungual hematoma by definition means that you had a laceration of the nail bed that is the source of the blood. So expect to see an open wound. ...Read more

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Dr. Ihab Ibrahim
49 doctors shared insights

Subungual Hematoma (Bleeding Under Nail) (Definition)

A condition in which there is bleeding under the fingernail or toenail. Usually caused by a crush injury, a subungual hematoma can cause symptoms such as intense pain and throbbing as blood collects under the nail ...Read more


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Subungual hematoma; left index, how long until nail falls off? Lots of blood accumulating under nail. Black in colour. Severely painful and swollen.

Subungual hematoma; left index, how long until nail falls off? Lots of blood accumulating under nail.  Black in colour.  Severely painful and swollen.

Trephination: Ouch! Go see your family doc about this condition, the sooner the better. S/he can make a hole (trephinate) in your nail allowing blood to escape, thus relieving pressure & pain. No anesthesia needed. Instant pain relief w/very dramatic release of blood build up. Check out http://emedicine.medscape.com/article/82926-overview for more info. ...Read more

Dr. L. Collins Dr. Collins
<b>1</b> doctor agreed:
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Overcoming Nail Biting (Checklist)

Trim and file your nails daily
Daily
Carry a file with you to deal with snags as soon as possible
Once
Get a weekly manicure
Weekly
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My big toe seems to be subungual hematoma. The injury lasted for months now. Half the nail fell off 3 weeks ago & now it's blackish red again.

May be okay: The nail has partially alvulsed.The blackish redness if from degenerating hematoma that stained the new growing nails .It will take a little while to dissolve with daily washing. ...Read more

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Improving Nail Health (Checklist)

Cut the nails straight across
once
Do not dig into the corners when you cut your nails
once
Avoid harsh chemicals
Once
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How can you tell the difference between subungual hematoma vs melanoma? Had a dark area under toe nail for 3 months (not a vertical line though)

How can you tell the difference between subungual hematoma vs melanoma? Had a dark area under toe nail for 3 months (not a vertical line though)

Not safe to guess.: Telling the difference between the two is not always as simple as following as bullet point list. Both of these conditions can vary in appearance from patient to patient. To reduce the chances of missing the diagnosis, several things are needed. A thorough examination, a precise history of the problem and most importantly, experience in recognizing what you are seeing. Have the examined and soon. ...Read more

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Dr. Payam Rafat Dr. Rafat
<b>2</b> doctors agreed:
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Treating Nail Fungus (Checklist)

Thin out thickened toe nails and keep nails short
Monthly
Apply a topical antifungal
Once
Avoid sharing personal nail care instruments
Once
Avoid tight shoes
Once
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Are any special tests needed, or can a regular doctor see me for my subungual hematoma?

Regular MD: Most bleeding under the naill comes from trauma. Usually nothing is needed (cold packs during the acute phase is helpful). If the finger is painful, you might need drainage. This can be done painlessly by your regular doctor. ...Read more

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What should I do about subungual hematoma?

Get it drained: This is one of the most satisfying treatments in a primary care office. Some doctors have a special drill to go through the nail. I have used a hemostat, a red hot paper clip and a lighter when in the field on a camping trip. The trick it to just go through the nail and not into the soft tissue below. The relief is instant. ...Read more

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Do a lot of people get subungual hematoma?

If injured, yes: Subungual hematoma is a blood clot under a nail, usually from a direct blow (hitting your fingertip with a hammer, stubbing your toe). If you seek medical attention within the first 24 hours, they can be drained with a hot probe thru the nail - generally almost painlessly, and by relieving the pressure it really helps the pain! very small hematomas or older ones are not worth draining. ...Read more

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Are the symptoms of subungual hematoma bad?

Are the symptoms of subungual hematoma bad?

Sometimes: In most cases people will have these develop when they sustained minor trauma to the nail & may not feel it at all.However, moderate trauma like catching a finger in a door jam or other direct trauma can give rise to a pressurized/painful hematoma. I routinely open these in the office with a the heated pointed end of a paper clip.The hole releases the pressure & the pain leaves. ...Read more

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What is the definition or description of: subungual hematoma?

Subungual Hematoma : This term refers to blood collection beneath a nail. It can involve finger or toenails and typically requires some form of trauma or injurious force. ...Read more

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Any over-the-counter help for someone with subungual hematoma?

Pain meds, but...: A dermatologist (or other trained doc) can drain the hematoma through the nail; safe and relatively easy. Don't try this at home. ...Read more

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With a subungual hematoma.... How come sometimes the blood is black and sometimes it is brown? Is one better than the other?

With a subungual hematoma....  How come sometimes the blood is black and sometimes it is brown?  Is one better than the other?

No: Normal course of resolution of hematoma anywhere in the body is change in color from black/ blue to brown to greenish to pale yellow to disappear. That is just how blood cells in the clot ( or hematoma) disintegrate. No other clinucal relevance. ...Read more

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Wondering if it's best to do needle drainage for subungual hematoma (finger crushed from door)or to let it heal on its own?

Drain: Best to drain the hematoma as it will eliminate pressure and you will be much more comfortable. Also hematoma indicates an injury to the nailed and this will heal better without the pressure of the hematoma. ...Read more

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I had my subungual hematoma drained and i'm still experiencing increased pain in my big toe. Is an infection setting in now?

I had my subungual hematoma drained and i'm still experiencing increased pain in my big toe. Is an infection setting in now?

Signs of infection : Are redness, swelling, pus, warmth to the region, if you see any of these cardinal signs then to is a possibility. Although, the blood was drained it is plausible you may have a concomitant ingrown toenail, so i would look for that as well. ...Read more

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Hematoma (Definition)

A condition in which there has been bleeding between the scalp and the skull, and the blood is trapped under the scalp, forming a blood-filled bulge. Can usually ...Read more


Dr. Alan Patterson
2,219 doctors shared insights

Bleeding (Definition)

Bleeding = ...Read more