Allergic Contact Dermatitis from Heparin-Containing Gel: Use of Scratch Patch Test for Diagnosis

From the Department of Dermatology, University Federico II of Naples, Naples, Italy.

Address reprint requests to Massimiliano Nino, MD, PhD, Department of Dermatology, University Federico II of Naples, Via S. Pansini, 5 80131 Naples, Italy. E-mail:[email protected]