“…Even though most SSEH are idiopathic, there are few reports on predisposing factors such as vascular malformation, coagulation or platelet disorders, thrombolytic therapy, anticoagulation, leukemia, hemophilia, hypertension, pregnancy and minor trauma. [6][7][8][9][10][11] As pertaining to our case, the development of cervicothoracic SSEH is probably related to use of anticoagulant (unfractionated heparin) which was used prior to the procedure.…”