[The incidence of subungual erythema]

In this study, 506 patients from several hospitals, especially from departments of internal medicine, were examined in order to find out the frequency of subungual erythemas (half and half nails, brown arcs). 44 patients suffered from small erythemas (less than 30%). The nails of 69 patients were inspected after kidney transplantation, only 5 of them revealed subungual erythema, 2 our of 61 healthy persons showed the subungual erythema. There were signs of renal failure in most patients with subungual erythema.