Medicine General b391d31e Left atrial filling pressure closely approximates? A Pulmonary capillary wedge pressure B Central venous pressure C Intrapleural pressure D Intracranial pressure High-Yield Explanation Answer is A (Pulmonary Capillary Pressure) Pulmonary Capillary Wedge Pressure (PCWP) Closely approximates Left Atrial (LA)Pressure