Overview
Why a Small Fever Matters in Neutropenia
An infection can advance quickly in a patient whose neutrophil count is low, yet the patient may have little redness, swelling, or pus to show for it.
REx-PN
REx-PN
An infection can advance quickly in a patient whose neutrophil count is low, yet the patient may have little redness, swelling, or pus to show for it. Neutrophils create much of the local inflammatory response, so their absence can make a dangerous infection look deceptively quiet. The bedside pattern is therefore temperature plus ANC plus perfusion status—not appearance alone. A fever that meets febrile-neutropenia criteria triggers cultures and empiric anti-pseudomonal antibiotics within 1 hour; hypotension, hypoxia, altered mental status, or organ dysfunction raises the priority to admission and possible ICU referral.
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