Recently Developed Undiagnosed Femoral Arteriovenous Fistulas and Cannulation of the Ipsilateral Femoral Vein for Peripheral Cardiopulmonary Bypass in a Patient Undergoing Redo Open Heart Surgery: Perioperative Implications. - Joseph TJ; Palamattam DJ; Madathil T; Panidapu N; Poduval D; Jose R; Neema PK (Annals of cardiac anaesthesia, 2025)