Swings in temperature are a symptom and patients often shake with cold. Unsplash/ Kelly Sikkema
A continued shortness of breath even after oxygen is given is common. Getty Images
Profuse sweating and headaches are often seen. Many of the symptoms are similar to colds and flu, which can make diagnosis slow. Unsplash/ Nathan Dumlao
A widespread rash is one of the symptoms of sepsis and the associated condition purpura fulminans. The rash will not disappear if pressed with a glass. Lesions and necrosis - the dying of skin and tissue - may follow if not quickly treated. Photo: NHS
