Jocelyn Rivers is a 68-year-old admitted for acute pulmonary edema. Her medical history involves atrial fibrillation, hypertension, and heart failure. She has been recovering well, however, she suddenly becomes hypotensive and has a cardiorespiratory arrest. During resuscitation, an ABG is drawn with the following results: Test Value Interpretation pH 6.82 PCO2 75 PO2 100 O2 Saturation 89% HCO3- 12 ABG Interpretation: Causes Treatment:.