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Intracranial Hypotension
Anne G. Osborn, MD, FACR
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KEY FACTS

  • Terminology

    • Imaging

      • Top Differential Diagnoses

        • Clinical Issues

          • Diagnostic Checklist

            TERMINOLOGY

            • Abbreviations

              • Intracranial hypotension (IH)
            • Definitions

              • Headache caused by ↓ intracranial cerebrospinal fluid (CSF) pressure

            IMAGING

            • General Features

              • CT Findings

                • MR Findings

                  • Ultrasonographic Findings

                    • Angiographic Findings

                      • Nonvascular Interventions

                        • Nuclear Medicine Findings

                          • Imaging Recommendations

                            DIFFERENTIAL DIAGNOSIS

                              PATHOLOGY

                              • General Features

                                • Gross Pathologic & Surgical Features

                                  • Microscopic Features

                                    CLINICAL ISSUES

                                    • Presentation

                                      • Demographics

                                        • Natural History & Prognosis

                                          • Treatment

                                            DIAGNOSTIC CHECKLIST

                                            • Consider

                                              • Image Interpretation Pearls

                                                Selected References

                                                1. Davies MJ et al: Epidural blood patch as a diagnostic and therapeutic intervention in spontaneous intracranial hypotension: a novel approach to management. World Neurosurg. 137:e242-50, 2020
                                                2. Gandhi J et al: Cerebrospinal fluid leaks secondary to dural tears: a review of etiology, clinical evaluation, and management. Int J Neurosci. 1-13, 2020
                                                3. Martineau P et al: Imaging of the spontaneous low cerebrospinal fluid pressure headache: a review. Can Assoc Radiol J. 71(2):174-85, 2020
                                                4. Ahn C et al: Two-site blind epidural blood patch versus targeted epidural blood patch in spontaneous intracranial hypotension. J Clin Neurosci. 62:147-54, 2019
                                                5. Amrhein TJ et al: Spontaneous intracranial hypotension: imaging in diagnosis and treatment. Radiol Clin North Am. 57(2):439-51, 2019
                                                6. Chan SM et al: Intracranial hypotension and cerebrospinal fluid leak. Neuroimaging Clin N Am. 29(2):213-26, 2019
                                                7. Farb RI et al: Spontaneous intracranial hypotension: a systematic imaging approach for CSF leak localization and management based on MRI and digital subtraction myelography. AJNR Am J Neuroradiol. 40(4):745-53, 2019
                                                8. Guryildirim M et al: Acute headache in the emergency setting. Radiographics. 39(6):1739-59, 2019
                                                9. Kim JH et al: Clinical Features of patients with spontaneous intracranial hypotension complicated with bilateral subdural fluid collections. Headache. 59(5):775-86, 2019
                                                10. Kim SC et al: MRI findings of spontaneous intracranial hypotension: usefulness of straight sinus distention. AJR Am J Roentgenol. 1-7, 2019
                                                11. Kranz PG et al: Spontaneous intracranial hypotension: pathogenesis, diagnosis, and treatment. Neuroimaging Clin N Am. 29(4):581-94, 2019
                                                12. Wang DJ et al: The interpeduncular angle: a practical and objective marker for the detection and diagnosis of intracranial hypotension on brain MRI. AJNR Am J Neuroradiol. 40(8):1299-1303, 2019
                                                13. Kranz PG et al: Spontaneous intracranial hypotension: 10 myths and misperceptions. Headache. 58(7):948-59, 2018
                                                Related Anatomy
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                                                Related Differential Diagnoses
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                                                References
                                                Tables

                                                Tables

                                                KEY FACTS

                                                • Terminology

                                                  • Imaging

                                                    • Top Differential Diagnoses

                                                      • Clinical Issues

                                                        • Diagnostic Checklist

                                                          TERMINOLOGY

                                                          • Abbreviations

                                                            • Intracranial hypotension (IH)
                                                          • Definitions

                                                            • Headache caused by ↓ intracranial cerebrospinal fluid (CSF) pressure

                                                          IMAGING

                                                          • General Features

                                                            • CT Findings

                                                              • MR Findings

                                                                • Ultrasonographic Findings

                                                                  • Angiographic Findings

                                                                    • Nonvascular Interventions

                                                                      • Nuclear Medicine Findings

                                                                        • Imaging Recommendations

                                                                          DIFFERENTIAL DIAGNOSIS

                                                                            PATHOLOGY

                                                                            • General Features

                                                                              • Gross Pathologic & Surgical Features

                                                                                • Microscopic Features

                                                                                  CLINICAL ISSUES

                                                                                  • Presentation

                                                                                    • Demographics

                                                                                      • Natural History & Prognosis

                                                                                        • Treatment

                                                                                          DIAGNOSTIC CHECKLIST

                                                                                          • Consider

                                                                                            • Image Interpretation Pearls

                                                                                              Selected References

                                                                                              1. Davies MJ et al: Epidural blood patch as a diagnostic and therapeutic intervention in spontaneous intracranial hypotension: a novel approach to management. World Neurosurg. 137:e242-50, 2020
                                                                                              2. Gandhi J et al: Cerebrospinal fluid leaks secondary to dural tears: a review of etiology, clinical evaluation, and management. Int J Neurosci. 1-13, 2020
                                                                                              3. Martineau P et al: Imaging of the spontaneous low cerebrospinal fluid pressure headache: a review. Can Assoc Radiol J. 71(2):174-85, 2020
                                                                                              4. Ahn C et al: Two-site blind epidural blood patch versus targeted epidural blood patch in spontaneous intracranial hypotension. J Clin Neurosci. 62:147-54, 2019
                                                                                              5. Amrhein TJ et al: Spontaneous intracranial hypotension: imaging in diagnosis and treatment. Radiol Clin North Am. 57(2):439-51, 2019
                                                                                              6. Chan SM et al: Intracranial hypotension and cerebrospinal fluid leak. Neuroimaging Clin N Am. 29(2):213-26, 2019
                                                                                              7. Farb RI et al: Spontaneous intracranial hypotension: a systematic imaging approach for CSF leak localization and management based on MRI and digital subtraction myelography. AJNR Am J Neuroradiol. 40(4):745-53, 2019
                                                                                              8. Guryildirim M et al: Acute headache in the emergency setting. Radiographics. 39(6):1739-59, 2019
                                                                                              9. Kim JH et al: Clinical Features of patients with spontaneous intracranial hypotension complicated with bilateral subdural fluid collections. Headache. 59(5):775-86, 2019
                                                                                              10. Kim SC et al: MRI findings of spontaneous intracranial hypotension: usefulness of straight sinus distention. AJR Am J Roentgenol. 1-7, 2019
                                                                                              11. Kranz PG et al: Spontaneous intracranial hypotension: pathogenesis, diagnosis, and treatment. Neuroimaging Clin N Am. 29(4):581-94, 2019
                                                                                              12. Wang DJ et al: The interpeduncular angle: a practical and objective marker for the detection and diagnosis of intracranial hypotension on brain MRI. AJNR Am J Neuroradiol. 40(8):1299-1303, 2019
                                                                                              13. Kranz PG et al: Spontaneous intracranial hypotension: 10 myths and misperceptions. Headache. 58(7):948-59, 2018