A 68-year-old male patient is admitted to the ICU with acute…
A 68-year-old male patient is admitted to the ICU with acute respiratory distress syndrome (ARDS) following pneumonia. The patient is intubated and on mechanical ventilation with the following arterial blood gas results: pH: 7.32 PaCO₂: 48 mmHg PaO₂: 62 mmHg HCO₃: 24 mEq/L SaO₂: 88% The patient is receiving oxygen with a FiO₂ of (60%). The nurse is assessing the severity of ARDS. What is the patient’s P/F ratio (round to the nearest whole number), and how would this classify the severity?
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