Possible "orf" (contagious pustular dermatitis, contagious ecthyma of sheep) infection in the dog.
D000818:Animals; D004283:Dog Diseases; D004285:Dogs; D004474:Ecthyma, Contagious / Q000473:pathology; D008854:Microscopy, Electron; D012756:Sheep; D012867:Skin / Q000473:pathology; D014616:Vaccinia virus