Doctor insights on:
Under The Nail Called
Onycholysis: Most common causes are trauma (tapping long fingernails on keyboard), frequent exposure to water, & harsh chemicals (nail polish remover). Certain diseases can cause it as well: psoriasis, overactive thyroid, fungal infxns. Drugs like tetracycline or fluoroquinolones (cipro, et al) can cause it. See following site for treatment suggestions: http://www.Drugs.Com/health-guide/onycholysis.Html. ...Read moreSee 1 more doctor answer
For a subungual melanoma (nail melanoma), the dark vertical line has to be on the surface or beneath the nail?
Spot on the nail bed: Usually seen through the nail.Get a more detailed answer ›
My toenails look like crushed up nail is underneath the nail versus fingernail which is just nothing or skin underneath,what's causing my toenailissue?
Yes: Hi Jeniffer, Yes, the arm pit is a common place for cysts to develop. Based on your brief description, I am unsure of what type of cyst you may have, however just for your general information. I have included an article about epidermoid and sebaceous cysts, a common type of cyst that we encounter clinically. Hope this helps. http://wb.md/1k6wVL9 ...Read more
Pigmentation: Vertical nail pigmentation or melonychia can be caused by various growths in the growth plate of the nail called the matrix. These growths can be either benign or malignant. Benign melonychia is relatively common in patients of color e.g. Hispanics and blacks. Melonychia of recent onset or with recent changes is best evaluated by a dermatologist. ...Read more
My thumb is burning/hurting right underneath the finger nail where the skin meets the fingernail?
Both feet thumbs under the nail there is a blue coloration from the inside side near the next finger?
Yes and no: Corns are caused by pressure on bony prominences. This is possible if the corn is located on an area that gets lots of pressure. If the lesion is in the crease of the toe, it could be a wart instead. Warts are viral infections caused by puncture wounds. Warts are more painful than corns especially when compressed from side to side. Seek a foot specialist or dermatologist for help. ...Read moreSee 1 more doctor answer
The skin around my finger nails have become callous like with the skin underneath the nail growing thick and hard connecting to the nail. Why?
Thick skin sub nails: hello~ just as you can get toe-nail fungus you can also get fungus infection of the finger nails and it looks just as u describe. You should have the diagnosis confirmed by a dermatologist and then if you are not pregnant and not TTFP, he can prescribe LAMISIL (terbinafine) tabs 1 daily for 90 days and this usually cures it. LAMISIL (terbinafine) pills is $$$ if u are not covered. thanks ...Read more
Melanonychia: Longitudinal melanonychia is a brown-to-black line within the nail. It is frequently seen in patients with darker skin types and often on multiple nails. It can be seen in certain syndromes (e.g., laugier-hunziker) or due to medications. Rarely, it can represent a melanoma (cancer) of the nail and so should be evaluated by a dermatologist. ...Read moreSee 1 more doctor answer
What part of the finger anatomy is the 'nail bed'? Is it underneath the nail? Or on top of the finger above the first joint next to the nail? Thanks.
Yes: Under the nail closest to distal joint. ...Read more
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