Category Archives: Vascular

Spontaneous Cervical Artery Dissection

Spontaneous cervical artery dissection is likely a misnomer, as only 20 to 35% of these patients truly have no mechanical event reported.  Traumatic dissections occur with large trauma such as hanging, MVC, etc, but mechanical triggers such as sneezing, chiropractic … Continue reading

Posted in Imaging, Medical, Vascular | Tagged | Leave a comment

Autonomic Dysreflexia

Autonomic dysreflexia (AD) is an uncontrolled sympathetic response caused by a precipitant below the level of injury that generally occurs in patients with spinal cord injury (SCI) at levels of T6 and above. Up to 90% of patients with SCI … Continue reading

Posted in Neurology, Vascular, Vital Signs

Cerebral Hyperperfusion Syndrome

Cerebral hyperperfusion syndrome (CHS) is rare but can not be missed as it can cause intracranial hemorrhage. It is caused by impaired cerebral autoregulation and elevated systemic blood pressure after carotid revascularization. Carotid endarterectomy (CEA) and carotid artery stenting (CAS) … Continue reading

Posted in Neurology, Vascular

Blunt Vascular Trauma of the Neck

Blunt vascular injury of the carotid or vertebral arteries is uncommon (1.2% in blunt trauma and 2.7% in polytrauma). The mechanism is usually an automobile accident. The presentation of symptoms is often delayed. There is a decrease in the possibility … Continue reading

Posted in Trauma, Vascular