“…Cancer itself is an important risk factor for VTE not only in surgical patients, but also in those hospitalized on surgical and non-surgical wards and treated conservatively [4,9,23,28,32,33,254]. Because of the tumor, concomitant risk factors of VTE and factors relating to both patient's condition and treatment itself, most cancer patients admitted to the hospital will require thromboprophylaxis adequate to the risk [15,32,33,36,38,254].…”