The pulmonary artery catheter (PAC) is widely used in cardiac surgery for monitoring hemodynamics and cardiovascular function. Complications including pulmonary artery injury causing massive intratracheal hemorrhage are rare but can be life-threatening. We report a case of intratracheal bleeding (3. 000 ml) caused by PAC-induced pulmonary artery injury during cardiac surgery and after... https://parisnaturalfoodes.shop/product-category/ascorbic-acid/