Doctor insights on:
What Causes Horizontal Nail Ridges
Could be serious: Vertical ridges, especially in adult women are fairly common. In a male, and across rather than to the tip it can be a sign of serious conditions so have it checked. Horizontal ridges that are accompanied by white lines can be a symptom of arsenic poisoning. Horizontal depressions across the nails, called beau's lines, can be a sign of diabetes, malnutrition, or a circulatory problem. Best! ...Read moreSee 1 more doctor answer
Often notice horizontal ridges on thumb nail, usually only one nail. Currently there are 2 horizontal on one nail. What could cause this?
If only on ONE: Nail it usually indicates TRAUMA to that cuticle at a remote time (often seen with manicures) Multiple horizontal ridges indicate an ILLNESS or NUTRITIONAL DEFICIENCY at the time of the nail growth. Hope this helps NOTE THYROID conditions have been associated with nail abnormalities. ...Read more
I have horizontal ridges on both my thumb nail, all my other nails are fine, I chew my skin on my thumbs, is this the cause or am I lacking something?
Lacking the...: Sounds like one is lacking the ability to stop chewing on his thumbs. If one stops chewing on the Right thumb, and continues chewing on his Left thumb (as a way to satisfy his compulsion to thumb-chew), and the unchewed Right thumb becomes normal, then he has his answer proven. Otherwise, a dermatologist can help, with an exam. ...Read more
Could PKD cause horizontals ridges/indents in the nails? For years now I have them on both of my thumbs & sometimes on pointer fingers.
Changes in nails: Are associated with chronic kidney disease, not that just caused by polycystic kidney disease. The buildup of nitrogen waste products seems to be the culprit as well as medications and malnutrition. These horizontal or transverse ridges are called Beau's lines. Your kidney disease has interfered with the growth of the nail. The ridged nails can also be spoon-shaped/concave from anemia. ...Read moreSee 1 more doctor answer
I recently noticed raised horizontal ridges that run across my fingernails in a crescent moon shape same color as my nail. What causes this?
Beaus lines: Interruptions in the nail growth plates cause these horizontal ridges. Usually due to severe illness a few months ago. ...Read more
Trauma or illness: If only one nail is involved it could be due to trauma from approximately 4-6 months ago. The nail is made in the nail matrix which is right beneath the cuticle. Thus, it is easy to injure this area. However, if all nails are involved look back 4-6 months ago...Did you have a high fever or surgery? Stresses such as these can give ridges in multiple nails. See your doctor for further eval. ...Read more
Beau's or Meuhrke's: Beau's lines are raised white lines, often a result of systemic disease or trauma, creating an uneven white horizontal line. Muehrcke's lines are smooth and are usually seen when blood protein levels are low. The reason for the low protein state can vary from kidney disease to liver disease to malnutrition - among other causes. See a dermatologist. ...Read moreSee 1 more doctor answer
Nail ridges: Most people have some ridges on their nails and this is normal. If ridges are new or different, then see your doctor for a diagnosis. ...Read more
Are vertical ridges nail normal and what about horizontal nails, are they normal? And vertical nails are up and down right? Thank you
I have light brown lines on both of my thumbs and my nails are kinda bumpy like horizontal ridges?
Nails as a mirror: Nail and skin changes could be reflective of systemic or local diseases. When did you notice these changes? Are you pushing your cuticles down causing nail bed trauma? Do you have any other symptoms and/or chronic diseases? Is your diet balanced - are you taking enough minerals and vitamins? ...Read more
I m 37 years old, healthy female, no medical history, why do I have bumps or horizontal ridges on my nail?
My nail grows with horizontal ripples or ridges ever since baseball impact. How can I fix it and make it grow smoothly again?
You can't: You have damaged the nailbed from the injury. ...Read more
Psoriasis!: Certainly many causes, but psoriasis of the nails is most common. The london criteria for psoriasis allow the diagnosis my finding characteristic ridging (horizontal), pitting, onychollysis in five of ten nails in the hands, without skin lesions being identified. Vertical ridging is not specific at all. Psoriasis is commonly associated with arthritis. ...Read more
Nail Ridges: Vertical nail ridges are fairly common and nothing to worry about. Vertical nail ridges extend from the cuticle to the tip of the nail. Vertical nail ridges often become more numerous or prominent with age, possibly due to variations in cell turnover within the nail. ...Read more
Not necessary fungus: These may not be fungal in nature. There are other causes such as outside injury to the nail plate, or other systemic diseases. ...Read more
What causes horizontal indents on only both the thumb nails, they come regularly and have equal length between indents.
Frequently nutrition: But sometimes systemic disease. Get a full exam. ...Read more
I've had weird horizontal lines appearing on my nails for more than a year. I've been to the doctor before-it didn't help. What could cause this?
I have a horizontal ridge/bump (high to low) on only one thumbnail. Only middle part. Not entirely across. Also thin white vertical line across nail.
Probably nail fungus: While a picture is definitely better than ta housand words, your description suggests nail fungus. You can get it checked at a local urgent care clinic for a more definitive diagnosis. In the meantime, put Vicks vaporub on it a couple of times daily for a week or so and see if it makes a difference. Feel better:) ...Read more
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