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Traumatic Subarachnoid Hemorrhage
Anne G. Osborn, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Pathology

          • Clinical Issues

            • Diagnostic Checklist

              TERMINOLOGY

              • Abbreviations

                • Traumatic subarachnoid hemorrhage (tSAH)
              • Definitions

                • Blood within subarachnoid spaces
                  • Contained between pia and arachnoid membranes

              IMAGING

              • General Features

                • CT Findings

                  • MR Findings

                    • Angiographic Findings

                      • Imaging Recommendations

                        DIFFERENTIAL DIAGNOSIS

                          PATHOLOGY

                          • General Features

                            • Staging, Grading, & Classification

                              • Gross Pathologic & Surgical Features

                                • Microscopic Features

                                  CLINICAL ISSUES

                                  • Presentation

                                    • Demographics

                                      • Natural History & Prognosis

                                        • Treatment

                                          DIAGNOSTIC CHECKLIST

                                          • Image Interpretation Pearls

                                            Selected References

                                            1. Figueira Rodrigues Vieira G et al: Early computed tomography for acute post-traumatic diffuse axonal injury: a systematic review. Neuroradiology. 62(6):653-60, 2020
                                            2. Sharma J et al: Putting a halt to unnecessary transfers: Do patients with isolated subarachnoid hemorrhage and GCS 13 to 15 need a trauma center? J Trauma Acute Care Surg. 89(1):222-5, 2020
                                            3. Cooper SW et al: Management of traumatic subarachnoid hemorrhage by the trauma service: is repeat CT scanning and routine neurosurgical consultation necessary? Trauma Surg Acute Care Open. 4(1):e000313, 2019
                                            4. Khalayleh H et al: Traumatic Minor Intracranial Hemorrhage: Management by Non-neurosurgeon Consultants in a Regional Trauma Center is Safe and Effective. World J Surg. 43(2):497-503, 2019
                                            5. Van Ornam J et al: Is repeat head CT necessary in patients with mild traumatic intracranial hemorrhage. Am J Emerg Med. 37(9):1694-8, 2019
                                            6. Witiw CD et al: Isolated Traumatic Subarachnoid Hemorrhage: An Evaluation of Critical Care Unit Admission Practices and Outcomes From a North American Perspective. Crit Care Med. 46(3):430-6, 2018
                                            7. Modi NJ et al: Post-traumatic subarachnoid hemorrhage: a review. Neurol India. 64 Suppl:S8-13, 2016
                                            Related Anatomy
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                                            Related Differential Diagnoses
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                                            References
                                            Tables

                                            Tables

                                            KEY FACTS

                                            • Terminology

                                              • Imaging

                                                • Top Differential Diagnoses

                                                  • Pathology

                                                    • Clinical Issues

                                                      • Diagnostic Checklist

                                                        TERMINOLOGY

                                                        • Abbreviations

                                                          • Traumatic subarachnoid hemorrhage (tSAH)
                                                        • Definitions

                                                          • Blood within subarachnoid spaces
                                                            • Contained between pia and arachnoid membranes

                                                        IMAGING

                                                        • General Features

                                                          • CT Findings

                                                            • MR Findings

                                                              • Angiographic Findings

                                                                • Imaging Recommendations

                                                                  DIFFERENTIAL DIAGNOSIS

                                                                    PATHOLOGY

                                                                    • General Features

                                                                      • Staging, Grading, & Classification

                                                                        • Gross Pathologic & Surgical Features

                                                                          • Microscopic Features

                                                                            CLINICAL ISSUES

                                                                            • Presentation

                                                                              • Demographics

                                                                                • Natural History & Prognosis

                                                                                  • Treatment

                                                                                    DIAGNOSTIC CHECKLIST

                                                                                    • Image Interpretation Pearls

                                                                                      Selected References

                                                                                      1. Figueira Rodrigues Vieira G et al: Early computed tomography for acute post-traumatic diffuse axonal injury: a systematic review. Neuroradiology. 62(6):653-60, 2020
                                                                                      2. Sharma J et al: Putting a halt to unnecessary transfers: Do patients with isolated subarachnoid hemorrhage and GCS 13 to 15 need a trauma center? J Trauma Acute Care Surg. 89(1):222-5, 2020
                                                                                      3. Cooper SW et al: Management of traumatic subarachnoid hemorrhage by the trauma service: is repeat CT scanning and routine neurosurgical consultation necessary? Trauma Surg Acute Care Open. 4(1):e000313, 2019
                                                                                      4. Khalayleh H et al: Traumatic Minor Intracranial Hemorrhage: Management by Non-neurosurgeon Consultants in a Regional Trauma Center is Safe and Effective. World J Surg. 43(2):497-503, 2019
                                                                                      5. Van Ornam J et al: Is repeat head CT necessary in patients with mild traumatic intracranial hemorrhage. Am J Emerg Med. 37(9):1694-8, 2019
                                                                                      6. Witiw CD et al: Isolated Traumatic Subarachnoid Hemorrhage: An Evaluation of Critical Care Unit Admission Practices and Outcomes From a North American Perspective. Crit Care Med. 46(3):430-6, 2018
                                                                                      7. Modi NJ et al: Post-traumatic subarachnoid hemorrhage: a review. Neurol India. 64 Suppl:S8-13, 2016