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Bol. micol ; 22: 55-63, dic. 2007. ilus
Article in Spanish | LILACS | ID: lil-598290

ABSTRACT

Se presentan 2 casos clínicos de agentes de micosis cutáneas no descritos en el país. El primer caso corresponde a un paciente femenino de 18 años de edad, sin antecedentes mórbidos de importancia, ni viajes al exterior, que presenta una lesión pruriginosa en cara externa del brazo izquierdo de apariencia erito – pápulodescamativa de 2 semanas de evolución. Al examen directo, presentó micelios hialinos y en los cultivos micológicos un abundante desarrollo de Microsporum praecox. La lesión remitió completamente al tratamiento con Terbinafina tópica 2 veces al día por 21 días. Se comenta la rara presencia en Chile de M.praecox, especie presente en equinos y su hábitat, pero de dispersión restringida a Francia y Bélgica principalmente. Se discute el posible origen de este agente y las interrogantes en cuanto a su presencia en el país. El segundo caso corresponde a un paciente femenino de 24 años de edad, sin antecedentes mórbidos de importancia, que presenta alteraciones de la uña del primer ortejo derecho durante 2 años, caracterizadas por: engrosamiento subungueal, destrucción distal y cambios de coloración. Consulta con un dermatólogo, quien por su aspecto clínico típico, diagnostica onicomicosis e indica Terbinafina 250 mg diarios por 2 meses, sin embargo, el cuadro clínico se hace refractario en el tiempo frente a diversos antimicóticos usados.


Two clinical cases of agents of cutaneous mycoses not described in the country are reported in this paper. The first case deals with an 18-aged female patient, free from any significant morbid history, who has never traveled abroad, which bears a erytho-papule-descamative pruriginous lesion on the outside of her left arm and 2-week evolution. A direct exam revealed the presence of hyaline mycelia while an abundant development of Microsporum praecox was detected in the mycological cultures. The lesion had a favorable reaction to the treatment with topic Terbinafine twice a day for 21 days. The rare occurrence of M.praecox in Chile, a species commonly found in horses and their habitat yet with a restricted distribution mainly in France and Belgium and the possible origin of this agent in the country is commented. The second case is focused on a 24-age female patient, free from any significant morbid history, who exhibits variations in her first right toe since two years and which are characterized by the following: subungueal thickening, distal destruction and change in colour. She consults a dermatologist, who after considering a typical clinical aspect, determined an onimycosis and recommends 250mg Terbinafine for two months; however the clinical pattern becomes refractory in time due to the use of several antimycotic.


Subject(s)
Humans , Adolescent , Adult , Female , Acremonium , Skin Diseases, Papulosquamous/diagnosis , Skin Diseases, Papulosquamous/etiology , Skin Diseases, Papulosquamous/microbiology , Skin Diseases, Papulosquamous/therapy , Microsporum , Mycoses/diagnosis , Mycoses/etiology , Mycoses/therapy , Onychomycosis , Chile
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