ARSENIC INTOXICATION ASSOCIATED WITH TUBULOINTERSTITIAL NEPHRITIS

Arsenic poisoning is an often unrecognized cause of renal insufficienc y. We report a case of tubulointerstitial nephritis associated with an elevated urinary arsenic concentration, Removal of the putative sourc e of arsenic resulted in symptomatic improvement, resolution of abnorm al abdominal radiographs, and stabilization of renal function. This ca se emphasizes the importance of heavy metal screening in patients with multisystem complaints and tubulointerstitial nephritis. (C) 1995 by the National Kidney Foundation, Inc.