“…Recently the term ''Elsberg syndrome'' has been occasionally used, which is rather vaguely assigned to sacral myeloradiculitis of undetermined etiology [25,26], sacral herpes [7,23,46,47,48,49], sacral vasculitic neuropathy [50], possible MRS [35], possible ADEM [32,33], or conus infarction [51]. According to the textbook 26 in which the term ''Elsberg syndrome'' first appeared:…”