[Chemical burn caused by povidone-iodine].

摘要: Povidone-iodine (PVP-I) is a widely used antiseptic because of its low toxicity and high germicidal effect. A one-year-old boy who had undergone Nissen's fundoplication developed chemical burn on his back postoperatively. The lesion was exposed to the surgical sheet immersed with large amount 10% PVP-I solution for 4 hours. Patch test (small aluminum chamber keeps wet paper PVP-I) revealed positive response in patient. same patch tests were performed 17 volunteers. Sixteen subjects showed one negative, while direct painting small quantity skin without produced negative responses. This may indicate that prolonged exposure harmful. It important use carefully prevention contact dermatitis.