Pitfall of isolated superior mesenteric artery dissection with normal D‐dimer level

Abstract A 51‐year‐old man with untreated hypertension developed sudden‐onset epigastric pain. Despite a normal D‐dimer level, abdominal contrast‐enhanced computed tomography revealed superior mesenteric artery dissection. Abdominal contrast‐enhanced computed tomography is mandatory when examining patients with sudden‐onset abdominal pain, even those with a normal D‐dimer level