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Beau's lines are horizontal, going across the nailline, and should not be confused with vertical ridges going from the bottom of the nail out to the fingertip. These vertical lines are usually a natural consequence of aging and are harmless. [3] [4] Beau's lines should also be distinguished from Muehrcke's lines of the fingernails.
Mees' lines can look similar to injury to the nail, which should not be confused with true Mees' lines. [1] Mees' lines appear after an episode of poisoning with arsenic, [2] thallium or other heavy metals or selenium, [3] opioid MT-45, and can also appear if the subject is suffering from kidney failure. [4] They have been observed in ...
Muehrcke's lines were described by American physician Robert C. Muehrcke (1921–2003) in 1956. In a study published in BMJ, he examined patients with known chronic hypoalbuminemia and healthy volunteers, finding that the appearance of multiple transverse white lines was a highly specific marker for low serum albumin (no subject with the sign had SA over 2.2 g/dL), was associated with severity ...
White Lines Across Nails LittleThings/Heeral Chhibber Also dubbed "Muehrcke's lines," these double white lines run horizontally across the nails, and are typically most clearly seen on the index ...
Causes of horizontal ridges in nails. Horizontal riding (also called Beau's lines) is usually caused by things other than aging, most commonly damage to the nail matrix. “If you are looking at ...
"Autoimmune conditions like psoriasis may cause white spots or pits in the nails," says Dr. Mendeszoon. "Horizontal lines may be indicative of heart disease, lung issues, chemotherapy cancer ...
White lines across the nail (leukonychia striata, or transverse leukonychia) may be Mees' lines or Muehrcke's lines. Small white patches are known as leukonychia punctata. Dark nails are associated with B 12 deficiency. Stains of the nail plate (not the nail bed) are associated with smoking and henna use.
“Leukonychia is a condition where people get these white dots or lines on their fingernails,” says Karan Lal, D.O., M.S., F.A.A.D., double board-certified dermatologist with Affiliated ...