Question 1

what's the reason why my toenails are black and blue underneath?

Accepted Answer

Rubbing in a shoe: If you are runner this is a common occurence due to pressure with the nail and the shoes.  We call this runner nail.  If you are a runner or not seking medical attention to have this evaluated will be a great help to prevent this from happening again and again.  Go to www.Myfootandankle.Com for more information.

Question 2

what causes  black and blue toenails?

Accepted Answer

Trauma: Usually trauma or injury will cause bleeding under the nail and the appearance of being black & blue.

Question 3

both big toenails discoloured, blue looking; right one particularly looks as though black streak in it. slight pain but nothing major. what to do?

Accepted Answer

Microtrauma: It sounds like your toenails are hitting the end of your shoe.  This usually happens if the toe box is either too small (toe is pressed up against the end) or too large (foot is sliding around and the toe is hitting the end).  This is very common in runners--it can lead to either thickening of the nail, or it may eventually turn black and fall off--a new nail will grow in within a year.

Question 4

the skin under my toenails keep turning blue, why?

Accepted Answer

Could be many reason: If it is all of them it could be vascular, it depends on when it happens it could be pressure if the nails are pressing or the shoes, or your socks. To many possibilities to say. A picture would be helpful. I could do a consult or have them checked out.

Question 5

what does it mean when your toenail turns black and blue?

Accepted Answer

Trauma to toenail: It usually is indicative of a traumatic event to the toenail.  The discoloration is a sub ungual (beneath the nail) hematoma.

Question 6

impotence and blue toenails, what could i have?

Accepted Answer

Blue toenails: This could easily be vascular in nature.  Your best first choice is either a vascular specialist or present to the emergency room.  Sorry  to sound alarmist , but better safe than very sorry .  Good luck.

Question 7

what can cause fingernails and toenails to turn blue?

Accepted Answer

It could be...: A lot of different things, but circulation disorders will cause this.  See your pcp or a vascular specialist for more detailed evaluation and treatment.

Question 8

if under my toenail it turns black and blue will the nail fall off?

Accepted Answer

Chronic injury: May be caused by ill-fitting shoes.

Question 9

my big toenail on both feet black and blue some pain what is this from?

Accepted Answer

See below: May be from direct trauma to nail causing bleeding under the nail. If toenails are too long &/or footwear is too short, nail trauma can occur. If u have vascular disease (pad) or diabetes, blood supply to nails may be compromised. See fp or podiatrist for evaluation & treatment options. Make sure nails are trimmed properly & shoes fit properly.

Question 10

what does it mean if half my big toenail is blue-gray in colour? its not due to trauma..

Accepted Answer

Nail: Don't dismiss this. Nail changes as you describe are often from shoe pressure and it is often from shoes with low toe box. The nails can have skin lesions like a mole as well. These are most often benign but should have a trained eye look at them. Just to make sure...See your doc.

Get Virtual Care

For Businesses

About Us

HealthTap Online Primary Care Doctors Accepting New Patients

Doctor answers about:

Why are my toenails blue

A member asked:

What's the reason why my toenails are black and blue underneath?

A member asked:

What causes black and blue toenails?

A member asked:

Both big toenails discoloured, blue looking; right one particularly looks as though black streak in it. slight pain but nothing major. what to do?

A member asked:

The skin under my toenails keep turning blue, why?

A member asked:

What does it mean when your toenail turns black and blue?

A member asked:

Impotence and blue toenails, what could i have?

A member asked:

What can cause fingernails and toenails to turn blue?

A member asked:

If under my toenail it turns black and blue will the nail fall off?

A member asked:

My big toenail on both feet black and blue some pain what is this from?

A member asked:

What does it mean if half my big toenail is blue-gray in colour? its not due to trauma..

HealthTap Online Primary Care Doctors Accepting New Patients

Telemedicine

Primary Care

Manage Your Conditions

Women's Health

Children's Health

Men's Health

Senior Health

Wellness, Prevention & Lifestyle

Sexual Health

Mental & Behavioral Health

Travel Medicine

Urgent Care

Didn't find what you're looking for?

More of what we treat

Allergies

Antibiotics

Asthma

High Blood Pressure

Prescriptions

Type 2 Diabetes

For Businesses

Company

Health Content

Join Us

Download HealthTap

Questions?