What can be used in the presence of CHF and subsequent pulmonary edema?

In the context of congestive heart failure (CHF) and subsequent pulmonary edema, the use of mask continuous positive airway pressure (CPAP) is particularly effective due to its ability to improve oxygenation and reduce the work of breathing. CPAP provides a constant pressure that helps to keep the alveoli open, facilitating better gas exchange. By preventing the collapse of airways during expiration, CPAP therapy can help alleviate the symptoms of pulmonary edema by reducing the fluid accumulation in the lungs. This is especially important in CHF, where fluid overload can lead to significant respiratory distress.

Other therapies, while useful in different scenarios, may not address the underlying issues of pulmonary edema as effectively. High-flow oxygen therapy typically increases the concentration of oxygen delivered but doesn't provide the pressure necessary to keep the alveoli open. Invasive ventilation involves intubation and mechanical ventilation, which might be necessary in severe cases but comes with greater risks and is generally reserved for more critical situations. Bronchodilators may help open the airways, but they do not specifically target the fluid overload aspect of CHF and pulmonary edema. Thus, mask CPAP is the most appropriate and supportive intervention in the management of pulmonary edema associated with CHF.