en Dermatology Dermatology case report case report This case report shows the existence of Lyme borreliosis disease in Iran and proves the existence of the spirochete Borrelia burgdorferi in Iran which had not been found before in the ticks of this region. It is important for our physicians to consider Lyme borreliosis in their differential diagnosis. Apart from skin manifestations, neurological, cardiac, articular and ocular lesions are not diseasespecific and the diagnosis can be mistaken. An important feature of this case is the existence of atypical cutaneous lesions alongside the typical lesions. 237 239 http://mjiri.iums.ac.ir/browse.php?a_code=A-10-1-357&slc_lang=en&sid=1 C CHAMS-DAVATCHI 20031947532846005103 20031947532846005103 Yes From the Department of Dermatology, Razi Hospital, Tehran University of Medical Sciences, Tehran, Islamic Republic of Iran.