<prompt> All of the following are not true with respect to erythema multiforme except ?Targetoid lesions are seenSteroids are the drug of choiceKoebners phenomenon is seenMost commonly due to leukaemia  <response>: Erythema multiforme Known cause MC- Viral infection, commonly Herpes simplex Mycoplasma Drugs : antiepileptic, antibiotics,anti gout, anti retroviral etc. Other : antimalarial Leukemia Unknown cause : Idiopathic Cf: Target iris bulls eye lesion are seener CAUTION : ALL ARE NOT TRUE ; MEANS ALL ARE FALSE EXCEPT i.e TRUE STATEMENT IS !!! 