An ECG may be helpful in detecting underlying cardiovascular disease and to diagnose arrhythmia arising as a complication of severe hypoxemia and acidosis.
Respiratory failure electrocardiogram
Acute kidney injury electrocardiogram
Respiratory failure chest x ray
Cardiomegaly echocardiography or ultrasound
Aspiration pneumonia electrocardiogram
Cardiomyopathy chest x ray
Pulmonary embolism electrocardiogram
Chest pain echocardiography and ultrasound