In the current swine flu pandemic there is a risk that the diagnosis of meningitis may be missed Dr Claire Knight and Linda Glennie provide anupdate on the importance of the vital signs Meningitis is a rapidly progressing, potentially fatal illness where early and prompt diagnosis can be life-saving. Unfortunately, early symptoms of meningitis and septicaemia often resemble viral illnesses such as influenza and in the current swine flu pandemic there is a risk that a diagnosis of meningitis and septicaemia may be missed.