An 82-year-old male on the floor with fever and productive cough has skin that is hot pink and dry. What should you suspect?

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This question is about recognizing systemic infection turning into sepsis. The fever and productive cough point to an infection, likely pneumonia. The skin being hot pink and dry reflects a warm, flushed, hyperdynamic circulation caused by the inflammatory response in the early stage of sepsis. In sepsis, cytokines cause widespread vasodilation and increased blood flow to the skin, so you often see warm, dry skin even though the patient may be unstable. This contrasts with a purely localized issue or non-infectious problems: head trauma wouldn’t explain the fever or productive cough; a diabetic crisis can cause sweating or altered mental status but not the characteristic warm, flushed skin pattern; tuberculosis tends to present more chronically with prolonged symptoms rather than an acute fever with warm skin.