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Doctor insights on: Horizontal Toenail Ridges

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24 year old male. Horizontal ridging in toenails. Nail feels a bit rough. Mainly in big toe and toe next to big toe. Fingernails not affected. Normal?

24 year old male. Horizontal ridging in toenails. Nail feels a bit rough. Mainly in big toe and toe next to big toe. Fingernails not affected. Normal?

Usually: They're called Beau's lines. May occur from temporary cessation in toe nail growth. Eg trauma. In cases of malnutrition they can also be found. But if you're otherwise healthy, they are normal. ...Read more

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Dr. Bennett Machanic
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Dr. Arnold Beresh
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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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What does it mean if you have horizontal ridges on your big toenails?

What does it mean if you have horizontal ridges on your big toenails?

Usually a sign of: An injury, often a minor injury that you may not even recall. Transverse lines usally are similar to rings on a tree--you can identify approximately about when the injury occurred by how much the nail has grown. ...Read more

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Dr. Bennett Machanic
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Back in the Fall I experienced intense gastro pain and at that time I started getting horizontal ridges in my left big toenail. What can cause this?

Back in the Fall I experienced intense gastro pain and at that time I started getting horizontal ridges in my left big toenail. What can cause this?

?vitamin deficiency: It is difficult to say right now what caused you pain in the Fall (I might need more information regarding the pain). The horizontal and sometimes white ridges could be a sign of vitamin deficiency. ...Read more

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Horizontal ridges in (thumb) nails and toenails, big toenails mostly, following stressful event. I have osteoarthritis. Should I be concerned?

Horizontal ridges in (thumb) nails and toenails, big toenails mostly, following stressful event. I have osteoarthritis. Should I be concerned?

Beau's Lines: Typically I do not put links form wikipedia here but the article is good http://en.wikipedia.org/wiki/Beau's_lines ...Read more

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Horizontal ridges on both big toenails. Nail peeling. Doc doesn't think it's fungus because no discolor. No injury. Ideas?

Horizontal ridges on both big toenails. Nail peeling. Doc doesn't think it's fungus because no discolor. No injury.  Ideas?

Dryness or other: Could be just drying or iron deficiency or other pathologies. If it is or isn't fungus, your doctor can get a culture/specium to confirm whether it is or not. Try to see aobut your diet as well as lack of certain vitamins and minerals can be seen first in toenails/fingernails and or hair. Good luck. ...Read more

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I have had this awful chronic (well, many years) horizontal ridging on my second toenails . The cuticle is misshapen also. Causes/cures?

I have had this awful chronic (well, many years) horizontal ridging on my second toenails . The cuticle is misshapen also. Causes/cures?

Probably trauma: Repetitive trauma against the second toe from shoegear can cause this. Most times this toe is longer than the two toes in both sides and it will rub or bang against the shoe more than the others causing nail and skin thickening. It could also be dry skin or even heredity. ...Read more

Dr. Bennett Machanic
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Ridges on fingernails indicate what? I have vertical ridges on my fingernails and horizonal ridges on my big toenail

Ridges on nails: The vertical ridges may be normal for you or a metabolic problem. The horizontal ridges are usually called "trauma lines" on the toenails and indicate changes in your nail growth pattern at the root level. ...Read more

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Dr. Bennett Machanic
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