Hypoxemia (may be sudden and large - beware "fake" or "not real" SpO2), stridor, retractions, accessory muscle use, crackles/wheezes
Crackles
Respiratory distress
Increased jugular venous distension
Signs of poor organ perfusion
Negative pressure pulmonary edema
Pulmonary capillary wedge pressure <18 mmHg differentiates noncardiogenic from cardiogenic pulmonary edema[4]
Immersion pulmonary edema
Cardiogenic pulmonary edema
Reexpansion pulmonary edema
Noncardiogenic pulmonary edema
Flash pulmonary edema
Arterial gas embolism