What are “fairy ring” warts?


Side effects of wart treatment. A, Painful blisters produced by cantharidin. B, Fairy ring formation of warts on the wrist, at the periphery of a blister produced by previous liquid nitrogen therapy.  (Panel A courtesy of Brenda Kokomo, MD; panel B courtesy of James E. Fitzpatrick, MD.)
Fig. 26.3 Side effects of wart treatment. A, Painful blisters produced by cantharidin. B, Fairy ring formation of warts on the wrist, at the periphery of a blister produced by previous liquid nitrogen therapy. (Panel A courtesy of Brenda Kokomo, MD; panel B courtesy of James E. Fitzpatrick, MD.)
Fairy ring warts, or satellite warts, are annular warts that may develop following any treatment that produces blisters (Fig. 26-3B).