Top
20
Doctor insights on:
Line Thumb Nail
1
What causes a very thin vertical black line down thumb nail?
Nail line: Usually it is a normal variant. Sometimes a mole or even a rare melanoma skin cancer can look like a black line in the nail. You should have a dermatogist evaluate the nail. ...Read more
2
My boyfriend has a black line on his thumb nail .. What does it mean ? How can it go away ? Is it something to be worried about ? He hasn't smashed it
Black line: This probably is going to last for a while. Unfortunately, there seems to be no explanation to the process. It won't hurt to check out with a dermatologist. ...Read more
3
I have a line in the thumb nail, seems 2 be hollow, kind of greyish, i have been trying to lose weight , have other lines but not too apparent
Nail health: Single lines in a thumb nail can be a normal variant if they are small. However, your nails can also provide a signal for nutritional deficiency and can sometimes be a sign of other medical conditions. Best to talk with a general internist about your health and nutrition. ...Read more
4
I have a line under my thumb nail. It's like a red color. Also have a growth under my nail at the top of the line. Feels like a hang nail. Any ideas?
Cuticle: Maybe the cuticle is pushed back. Or possibly fungus. See a doctor or send a photo for help here. ...Read more
5
I have a black line vertical of my thumb nail. Can you help me.
Not unusual: dont treat it unkess it gets karger i which case you should see dermatologist ...Read more
6
One VERY TINY vertical super skinny red line is under my thumb nail... is this anything serious? Will it go away on its own and how long will it take?
Splinter hemorrhage: This is likely a splinter hemorrhage. This is very common after a minor trauma to the nail - you may not have even been initially aware of the inciting injury. It should go away in a few days. If it persists then I advise consulting a dermatologist. ...Read more
7
I have a dark vertical black line on my left thumb nail. Is it melanoma?
Maybe?: Most likely a buise or injury; however, do not take a risk. Get checked out by a board certified dermatologist. If it is a melanoma, the sooner it is treated the better. Can't tell for certain without an examination. ...Read more
See 3 more doctor answers
8
I have a beau line at my right thumb nail only...6mm=60days ago i understand..Is it something to worry about? The base line is depressed ..
Trauma?: A horizontal growth line that is depressed and likely appeared after trauma (as other causes like illness, dietary deficiency would effect all nails) is not a health concern. After such events, it takes a cpl wks to see the line, and as growth occurs, the line will grow out and a new nail will form underneath/pushing old nail out. It will remodel over 6 months. Don't be concerned b 4 then. ...Read more
See 1 more doctor answer
9
I noticed a single gray line, appearing on my thumb nail, which goes from the tip of the nail to end.Vertically.Could this be a sign of a deficiency?
Probably benign: The diagnosis that seems to most closely fit with your description (without a picture) is melanonychia striata, which is most common in the thumb. It results from increased melanin deposit in the nail plate. This can be caused by bleeding into the nail plate, a small foreign body, fungal infection or wart, or tumor-like growth of melanocyte. A skilled dermatologist needs to examine it for you. ...Read more
10
2 days ago i got2 thin black line beneath my left thumb nail, i go to dermatologist to see if it melanoma.She think the lines too vague that it isnt , she said if it is, it should be thick&darker.T/f?
True: Melanoma rarely develops that quickly (in 2 days). A biopsy can always be performed to confirm this. ...Read more
See 2 more doctor answers
11
A year ago I found a brown line in my thumb finger nail. It was almost transparent and now it has become darker. Melanoma?
Can't diagnose:
Dark lines in black people over age 20 is usually normal. Black stripes down one nail could be a subungual hematoma. Red or brown streaks could be splinter hemorrhages.
However, Melanoma can sometimes present as dark stripes on a nail.
...Read more
12
Thumb nail on my right hand has been first changing in color and has recently fully disattached from the nail bed. No anti-fungal therapy had helped.
Is it fungus?: Hi Marina. Losing a fingernail most commonly is due to injury to the nail / nail bed. Fungal infection is also a cause though not that common. Your doctor can do a skin scrape to test for fungi. In the meantime, keep the nail bed clean and moisturised in preparation for a new nail. Best wishes... ...Read more
13
My thumb nail is turning completly white?
WHITE NAIL: White nails can be do to a number of things. It can be a superficial fungous infection, occasonally a result of medication. It may all disappear with time. If you are worried, do see a dermatologist. ...Read more
14
What are the possible causes of thumb nail pain?
Trauma most common: Injury would be the most common cause. It can be caused by infections around the nail (paronychia) or rarely by tumors under the nail. It is difficult to be any more precise than this without examining your thumb. ...Read more
15
My thumb nail is discharging?
Nail: It might be paronychia or ingrown toe nail . Antibiotics and pain killers would be needed. In some cases minor surgery might be indicated too .Please see your doctor ...Read more
See 2 more doctor answers
16
Why is my thumb nail flattening?
Anemia: The commonest cause of flat nails is iron deficiency anemia.Spooning of nails also may result. ...Read more
17
Possible thumb nail injury. What should I do?
See a doctor: It depend on the injury. You may need to do nothing or require drainage of the blood under the nail plate, or even a repair of the nail bed. It needs proper evaluation. ...Read more
See 1 more doctor answer
18
Noticed green half way under thumb nail bed. What's this mean?
Possible infection: Green nails can result from a bacterial or fungal infection. On occasion it could result from the chemical or glues use in applying or removing the false nails. Have them evaluated by a professional and get the appropriate treatment. ...Read more
See 1 more doctor answer
19
What to do if i smashed my thumb with a hammer and the nail is dead?
Nails are dead: Nails are dead from the beginning.A new one will grow with timely. ...Read more
20
My thumb is pulling away from the nail bed. Why and how do I stop it?
Depends on the cause: Some causes of nail separation may include trauma, infection, and reaction or side effect of certain medications. Have them evaluated by a professional and get the appropriate treatment. ...Read more
See 1 more doctor answer