A severe COPD patient enters the emergency department in res…

A severe COPD patient enters the emergency department in respiratory distress. An Arterial blood gas is drawn on room air. Thirty minutes later, an ABG is drawn on a 5 L/min nasal cannula. The data is recorded below.​ABG on Room Air​ABG on 5L/min Nasal Cannula​pH 7.33​pH 7.31​PaCO2 59​PaCO2 60​PaO2 42​PaO2 80​HCO3 36​HCO3 36Which of the following should be recommended at this time?

A patient complaining of dyspnea and swollen extremities is…

A patient complaining of dyspnea and swollen extremities is in the ER has the following vitals and laboratory values: HR – 125 bpm Na – 145 mEq/L BUN – 45 mEq/L pH – 7.15 RR – 35 breaths/min K – 5 mEq/L Cr – 3.5 mEq/L PaCO2 – 30 torr BP – 145/90 mmHg Cl – 105 mEq/L PaO2 – 95 torr Temp – 37 c CO2 – 24 mEq/L HCO3 – 16 mEq/L What is likely the problem?