His observation was confirmed by Sibley.2Unna has divided leukonychia into three groups: (1) leukonychia punctata (spots); (2) leukonychia striata (bands), and (3) leukonychia totalis, in which the whole nail is involved. Leukonychia may result from malnutrition, febrile disease, trauma...
Healthy fingernails aresmooth, without pits or grooves. They're uniform in color and consistency and free of spots or discoloration. Sometimes fingernails develop harmless vertical ridges that run from the cuticle to the tip of the nail. Vertical ridges tend to become more prominent with age. Wha...
Leukonychia on finger nails as a marker of calcium and/or zinc deficiencyBackground: Popular lay media claim that the aetiology of leukonychia (white spots) on finger nails is due to calcium and/or zinc (McKeith, 2008; Holford, 1998) deficiency. No studies are available in scientific ...