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Doctor insights on: Why Is My Toenail Grey

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Why are my toenails dark grey?

Why are my toenails dark grey?

Could be fungus: It could be a fungal infection in the toenails. However, without seeing the toenails it is difficult to diagnose. I recommend you ask a podiatrist or dermatologist to examine the toenails. ...Read more

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Dr. Arnold Beresh
340 doctors shared insights

Toenails (Definition)

Toenails are the hard coverings at the end of the toes. Nails are made out of a protein called keratin. They function to protect the end of the toe and to increase sensitivity of touch. Good nail care is important to prevent ...Read more


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Why do my toenails look grey?

Why do my toenails look grey?

Gray Nails: One possible cause of blue-gray nail discoloration is using the drug minocycline. This broad-spectrum antibiotic has been found to turn nails a light blue-gray color. However, there are many other causes of nail discoloration as well, including fungal infection, chronic diseases and the use of various medications. Contact your doctor to get an accurate diagnosis. ...Read more

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Why are my husbands toenails a blueish grey color, he is not on any meds.

Why are my husbands toenails a blueish grey color, he is not on any meds.

Nail color: The blue gray color of his nails may be an indicator of poor circulation to his toes. Check with your doctor as to the status of your husbands circulation. ...Read more

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My toenail has turned grey but no pain?

My toenail has turned grey but no pain?

Discolored toenail: You should see a dermatologist. The doctor will evaluate the type of coloration. Is it related to a medicine that you take (usually several nails). Is it a surface pigment from socks that rub with a shoe on only one toe? Is it a sport injury such as joggers toe with subtle bruising, or is it a pigmented streak underneath the nail that can be a serious problem. Please see your doctor right away. ...Read more

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My toenails are a grey black what does it mean and touching the toenails hurt?

My toenails are a grey black what does it mean  and touching the toenails hurt?

Possible hematoma: You may have an injury under the toenail which is causing the pain but has also created a blood blister (hematoma) under the nail plate. If the nail isn't already loose, you can see a podiatrist who could help drain the nail and/or avulse (remove) it safely as well as examined for an injury. ...Read more

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I have a toenail that is going grey - what's wrong?

I have a toenail that is going grey - what's wrong?

All flannel aside.: Although there could be quite a few reasons for the toe to change to a grey color, I find that it happens when the nail becomes separated from the nail bed. Air gets under the nail and a grey or grey white color is seen. To remove all doubt, you need to consult with a specialist. ...Read more

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I have a grey mark on my toenail, what does it mean?

I have a grey mark on my toenail, what does it mean?

Need more info: There are a few possibilities. It could be blood under the nail from trauma or a foreign body like a splinter. Please consult with your family physician. ...Read more

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My toenails are a grey black what does it mean and touching the toenails hurt i also have light streaks down my index finger?

My toenails are a grey black what does it mean  and touching the toenails hurt  i also have light streaks down my  index finger?

Toenails: You don't mention if there is any thickness associated with the discoloration. Just on what you state , it may be a fungal infection. But there are other causes of discoloration and sensitivity. Seek the help of a podiatrist - you will be glad you did . Good luck ! ...Read more

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My foot was run over by a car abt 7 days ago. Just yesterday my big toenail turned grey/purple and is lifting on the side. Is there anything I can do?

My foot was run over by a car abt 7 days ago. Just yesterday my big toenail turned grey/purple and is lifting on the side. Is there anything I can do?

See a podiatrist: You may need the nail removed if there is significant bleeding under the nail and/or a laceration to the nail bed. You might need an xray to see if there is a fracture. ...Read more

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