Venous thrombosis is a rare occurrence following the administration of the COVID-19 mRNA vaccine. The occurrence of superior mesenteric vein (SMV) is even more rare. SMV thrombosis should be considered as a differential diagnosis in patients who develop abdominal pain after COVID-19 mRNA vaccination.
Keywords: COVID‐19 mRNA vaccination; superior mesenteric vein thrombosis.
© 2023 The Authors. Clinical Case Reports published by John Wiley & Sons Ltd.