Viral Infections Orf-associated erythema multiforme January 11, 2014 Ahmed History Few days following the appearance of Orf lesion on the dorsal surface of the thumb bilateral symmetrical erythematous papular and plaque lesions, many of which have target-like morphology have appeared on both palms. Share this:Click to share on Twitter (Opens in new window)Click to share on Facebook (Opens in new window)Click to share on Telegram (Opens in new window)Click to share on WhatsApp (Opens in new window) Related