<prompt> True about erythema multiforme isTarget lesions are characteristicHaemorrhagic crusts may form on lipsLesions resolve over 3 to 6 weeksAll of the above  <response>: All of the above Erythema multiforme. a. Target lesions are characteristic b. Haemorrhagic crusts may form on lips c. Lesions resolve over 3 to 6 weeks d. Severe erythema multiform with extensive bullous eruption of skin and mucous membranes is called Stevens-Johnson syndrome e. Lesions are distributed symmetrically on the dorsum of hands, feet, forearms, face and neck. 