A 64-year-old with suspected sepsis has initial lactate 3.8 mmol/L and BP 92/56 mm Hg after fluids. Repeat lactate after resuscitation is 2.6 mmol/L. ...

Question

A 64-year-old with suspected sepsis has initial lactate 3.8 mmol/L and BP 92/56 mm Hg after fluids. Repeat lactate after resuscitation is 2.6 mmol/L. According to sepsis guidance, why is repeat lactate measurement important?

Accepted Answer

Assesses tissue hypoperfusion and response to therapy

Answer

Guides antibiotic selection

Answer

Confirms DIC

Answer

Determines need for steroids

Answer

Rules out cardiogenic shock

Sepsis-Lactate Reassessment — MRCEM SBA MCQ

A 64-year-old with suspected sepsis has initial lactate 3.8 mmol/L and BP 92/56 mm Hg after fluids. Repeat lactate after resuscitation is 2.6 mmol/L. According to sepsis guidance, why is repeat lactate measurement important?