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u·re·a frost, uremic frost
powdery deposits on the skin, especially the face, including urea and uric acid salts, due to excretion of nitrogenous compounds in the sweat; seen in severe uremia.
Synonym(s): uridrosis crystallina
uremic frostA finding in severe chronic renal failure, in which the concentration of urea is ↑↑↑ in the sweat, causing precipitation of crystallized urea in the skin. See Uremia.
u·re·a frost, uremic frost (yūr-ē'ă frawst, -mik)
Powdery deposits on the skin, especially face, due to excretion of nitrogenous compounds in sweat.