Massive hematuria due to an autogenous saphenous vein graft and urinary bladder fistula in an extra-anatomic iliofemoral bypass: a case report oleh Luan Jaha, Vlora Ismaili-Jaha, Bekim Ademi, Fahredin Veselaj, Destan Kryeziu, Bujar Gjikolli, Agreta Gecaj-Gashi, Adhurim Koshi, Art Jaha