Post by @onthewardsco

Does heart failure or kidney disease mean you should hold fluids in sepsis? Not necessarily. One of the most common concerns with sepsis resuscitation is what to do when the patient is “fluid sensitive.” CHF and CKD increase the risk of volume overload, but they are not automatic reasons to withhold initial fluid resuscitation when a patient has sepsis-induced hypoperfusion. The Surviving Sepsis Campaign conditionally recommends at least 30 mL/kg of IV crystalloid during initial resuscitation, with frequent reassessment to avoid both under- and over-resuscitation. In patients with CHF or CKD, the practical approach is often more deliberate: give fluid in smaller aliquots, reassess after each bolus, and determine whether additional fluid is actually improving perfusion. Fluid responsiveness and fluid tolerance are also not the same thing. A patient may increase their cardiac output with additional preload while simultaneously developing worsening congestion. Dynamic measures like passive leg raise, changes in stroke volume, appropriate use of pulse pressure or stroke volume variation, and bedside echocardiography can help guide the next step while lung exam, oxygen requirements, lung ultrasound and other signs of congestion help assess tolerance. Heart failure alone should not trigger reflexive under-resuscitation. Observational data have not consistently demonstrated the feared increase in mechanical ventilation with guideline-level initial fluids and some studies suggest improved outcomes with adequate resuscitation. CKD requires similar nuance. Most CKD patients should not automatically be excluded from initial fluid resuscitation, while advanced CKD and dialysis-dependent patients deserve additional caution. A post-hoc analysis of CLOVERS in advanced CKD found better outcomes with an early restrictive, vasopressor-prioritizing strategy, supporting earlier consideration of vasopressors in this particularly fluid-sensitive population. When additional fluid is no longer improving perfusion, continuing to give liters simply to chase the blood pressure can cause harm. That is when vasopressors, particularly norepinephrine, become increasingly important. And when choosing fluid, balanced crystalloids such as lactated Ringer’s or Plasma-Lyte are generally preferred over 0.9% saline for sepsis resuscitation. The goal isn’t to give the most fluid or the least fluid. It’s to restore perfusion with the amount the individual patient actually needs. Reassess. Re-evaluate. Respond. Educational content only. Always use current guidelines, institutional protocols, and patient-specific clinical judgment. #medtok #medicalstudent #studytok #medschool #studywithme