Hemodynamics in Congestive Heart Failure

A 68-year-old male patient with a history of congestive heart failure is admitted to the emergency department with acute dyspnea and peripheral edema. The healthcare team orders a pulmonary artery catheterization to assess the patient's hemodynamic status. During the procedure, the nurse observes significant increases in pulmonary capillary wedge pressure (PCWP), right atrial pressure (RAP), and a decrease in cardiac output. Which of the following pathophysiological conditions is most likely occurring in this patient?