[Diagnostic pitfalls in dermatology-internal medicine].
D003937:Diagnosis, Differential; D003951:Diagnostic Errors; D006801:Humans; D008180:Lupus Erythematosus, Systemic / Q000175:diagnosis*; D012871:Skin Diseases / Q000175:diagnosis* / Q000209:etiology; D013927:Thrombosis / Q000175:diagnosis; D014657:Vasculitis / Q000175:diagnosis