The clinical diagnosis was a Norwegian scabies. Many nurses of the department developed a scabies during the following weeks after the entrance of this patient.
Dermoscopy of lesions on her hands revealed a brown triangle (arrows) corresponding
to the head of the mite. If the mite is seen from the dorsal, the triangle appears angulated (see the above picture) or not angulated (►)
On this dermoscopic picture taken from the palmar face, many scales and mites can be seen.