Objective: To describe the clinical features and neuroradiological findings of rare complication of vitamin B12 deficiency, a massive pulmonary embolism.
Method: Case report of a massive pulmonary embolism treated with thrombolytic therapy and heparin anticoagulation during severe vitamin B12 deficiency. The role of vitamin B12 in the pathogenesis of thromboembolic disorder is discussed.
Setting: University and tertiary hospital.
Conclusion: Vitamin B12 deficiency may be associated with life-threatening complications if not diagnosed and treated promptly.
Hassan Ali Alayafi and Mohammad Ejaz Ahmad