%0 Journal Article %T Serum Sickness after Equine Rabies Immunoglobulin in Identical Male Twins: Two Case Reports %A Penpun Wattanakrai %A Weeratian Tawanwongsri %J Archive of "Case Reports in Dermatology". %D 2019 %R 10.1159/000497053 %X We, hereby, report two cases of serum sickness in adult male identical twins who had received equine rabies immunoglobulin as a postexposure rabies treatment after cat scratches. The younger brother developed low-grade fever, polyarthritis, and multiple erythematous maculopapular eruptions, whereas low-grade fever and urticaria-like eruptions were detected in the elder brother. Both patients received a 7-day course of low-dose prednisolone and achieved good responses without recurrent attacks %K Serum sickness %K Equine rabies immunoglobulin %K Twins %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6477471/