To cite: Brissos J, Gouveia C, Neves C, et al. BMJ Case Rep Published online: [please include Day Month Year] doi:10.1136/ bcr-2013-200594 DESCRIPTION A healthy 3-year-old boy presented to our emergency department with a 2-week history of inflammatory scalp lesions. Physical examination revealed diffuse erythematous lesions, with focal areas of alopecia and several pustular patches with extensi...