Histiocitose de células de Langerhans: relato de caso e revisão da literatura Langerhans' cell histiocytosis: case report and review

Os autores descrevem caso de paciente de dois anos de idade, apresentando lesões pápulovesiculosas no tronco que evoluíram para crostas, além de tumorações com necrose na região cervical. Durante a internação, observou-se estrabismo convergente à direita, de instalação súbita. Os exames histopatológico e imuno-histoquímico das lesões cutâneas comprovaram tratar-se de histiocitose de células de Langerhans, sendo o paciente submetido à quimioterapia com melhora importante do quadro.The authors describe the case of a two-year-old boy who presented vesico-papular lesions all over the trunk which became crusted, in addition to tumorations with necrosis in the cervical region. In the course of his hospitalization, he had sudden onset of convergent strabismus on the right side. Histopathological and immunohistochemical examination of cutaneous lesions revealed typical aspects of Langerhans' cell histiocytosis, thus confirming diagnosis. The patient underwent chemotherapy, with a significant improvement in his clinical picture