One study reported 100% sensitivity -- but only 38% specificity -- for superior mesenteric artery thromboembolism ... in identifying proximal stenosis or occlusion of vessels.

but the occlusion-first method offered superior long-term efficacy and safety. These results suggest that the occlusion-first strategy should be the preferred approach for patients undergoing combined ...

Although the advanced stages of neoplasms have a risk of superior mesenteric venous thrombosis (MVT), an initial clinical diagnosis of MVT is sometimes difficult and it can be treated as a cancer ...