erisipela de la costa erisipela de la costa erisipela de la costa is an acute phase of onchocerciasis characterized by swelling of the face with erythema and itching.: 440 onchocerciasis causes different kinds of skin changes and these changes vary in different geographic regions. this skin change, erisípela de la costa, of acute onchocerciasis is most commonly seen among victims in central and south america. erisipela de la costaspecialtydermatology/infectious disease