Abstract
The neurological manifestations of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection, including spontaneous spinal hemorrhage (SSH), are diverse. SSH is a detrimental neurosurgical event requiring immediate medical attention. We aimed to investigate the association between SARS-CoV-2 and SSH and delineate a rational clinical approach. The authors searched PubMed, Scopus, Web of Science, and Google Scholar for studies published up to January 25, 2023, on SSH and SARS-CoV-2 infection. For each dataset, the authors performed pooled estimates examining three outcomes of interest: (1) early post-intervention neurological status, (2) mortality, and (3) post-intervention neurological rehabilitation outcomes. After reviewing 1341 results, seven datasets were identified for the final analysis. Fifty-seven percent of patients were females. Twenty-eight percent of the patients experienced severe systemic infection. The mean interval between the SARS-CoV-2 infection and neurological presentation was 18 days. Pain and sensorimotor deficits were the most common (57%). Spinal epidural hematoma (EDH) was the most common presentation (71.4%). Three patients were treated conservatively, while 4 received neurosurgical intervention. Pain and sensorimotor deficits had the best treatment response (100%), while the sphincter had the worst response (0%). Long-term follow-up showed that 71% of patients had good recovery. SARS-CoV-2-associated SSH is a rare complication of infection, with an often insidious presentation that requires high clinical suspicion. Patients with SARS-CoV-2 infection and new neurological symptoms or disproportionate neck or back pain require a neuroaxis evaluation. Neurosurgical intervention and conservative management are both viable options to treat SSH following COVID-19. Still, a homogenous approach to the treatment paradigm of SSH cannot be obtained, but lesions with space-occupying effects are suitable for neurosurgical evacuation-decompression while more indolent lesions could be treated conservatively. These options should be tailored individually until larger studies provide a consensus.
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Acknowledgements
The authors would like to thank the departments of Neurosurgery and Physical Medicine and Rehabilitation of Isfahan University of Medical Sciences, Isfahan, Iran. In addition, this work could not be completed without receiving valuable comments from the Department of Radiology, University of California, San Diego Health, San Diego, California, USA.
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Arman S contributed to the conception of the work, data search, data extraction, manuscript preparation, manuscript revision, final approval of the manuscript and agreed to be accountable for all aspects of the work.
NV contributed to manuscript preparation, data verification, English language processing, final approval of the manuscript and agreed to be accountable for all aspects of the work.
CS contributed to manuscript preparation, scientific review, English language processing, final approval of the manuscript and agreed to be accountable for all aspects of the work.
OH contributed to manuscript preparation, scientific review, English language processing, final approval of the manuscript and agreed to be accountable for all aspects of the work.
MR contributed to data gathering, scientific review, final approval of the manuscript and agreed to be accountable for all aspects of the work.
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Appendices
Appendix 1. Search strings
Search string for PubMed
((“Spinal Hematoma”[Title/Abstract] OR “Subdural Hematoma*”[Title/Abstract] OR “Subdural Hemorrhage*”[Title/Abstract] OR SDH[Title/Abstract] OR “Subarachnoid Hemorrhage*”[Title/Abstract] OR SAH[Title/Abstract] OR “Epidural Hemorrhage*”[Title/Abstract] OR “Extradural Hematoma*”[Title/Abstract] OR EDH[Title/Abstract] OR Hematomyelia[Title/Abstract] OR “Spinal Cord Hemorrhage*”[Title/Abstract]) OR (“Hematoma, Subdural”[Mesh] OR “Subarachnoid Hemorrhage” [Mesh] OR “Hematoma, Epidural, Spinal” [Mesh] OR “Spinal Cord Vascular Diseases” [Mesh])) AND ((COVID-19[Title/Abstract] OR SARS-CoV-2[Title/Abstract] OR 2019-nCoV[Title/Abstract] OR “Coronavirus Disease 19”[Title/Abstract] OR “2019 Novel Coronavirus”[Title/Abstract]) OR (COVID-19 [Mesh] OR SARS-CoV-2 [Mesh]))
167 Records [with these filters: Full text, Humans, English]
Search string for Web of Science
“Spinal Hematoma” OR “Subdural Hematoma*” OR “Subdural Hemorrhage*” OR SDH OR “Subarachnoid Hemorrhage*” OR SAH OR “Epidural Hemorrhage*” OR “Extradural Hematoma*” OR EDH OR Hematomyelia OR “Spinal Cord Hemorrhage*” (All Fields) and COVID-19 OR SARS-CoV-2 OR 2019-nCoV OR “Coronavirus Disease 19” OR “2019 Novel Coronavirus” (All Fields)
316 Records [with these filters: Article, English]
Search string for Scopus
( TITLE-ABS-KEY ( “Spinal Hematoma” OR “Subdural Hematoma*” OR “Subdural Hemorrhage*” OR sdh OR “Subarachnoid Hemorrhage*” OR sah OR “Epidural Hemorrhage*” OR “Extradural Hematoma*” OR edh OR hematomyelia OR “Spinal Cord Hemorrhage*” ) AND TITLE-ABS-KEY ( covid-19 OR sars-cov-2 OR 2019-ncov OR “Coronavirus Disease 19” OR “2019 Novel Coronavirus” ) ) AND ( LIMIT-TO ( DOCTYPE , “ar” ) ) AND ( LIMIT-TO ( LANGUAGE , “English” ) ) AND ( LIMIT-TO ( SRCTYPE , “j” ) )
389 Records [with these filters: Journal, Article, English]
Search string for Embase
(‘spinal hematoma’/exp OR ‘spinal hematoma’ OR ‘subdural hematoma*’ OR ‘subdural hemorrhage*’ OR ‘sdh’/exp OR sdh OR ‘subarachnoid hemorrhage*’ OR sah OR ‘epidural hemorrhage*’ OR ‘extradural hematoma*’ OR ‘edh’/exp OR edh OR ‘hematomyelia’/exp OR hematomyelia OR ‘spinal cord hemorrhage*’) AND (‘covid 19’/exp OR ‘covid 19’ OR ‘sars cov 2’/exp OR ‘sars cov 2’ OR ‘2019 ncov’/exp OR ‘2019 ncov’ OR ‘coronavirus disease 19’/exp OR ‘coronavirus disease 19’ OR ‘2019 novel coronavirus’/exp OR ‘2019 novel coronavirus’)
469 Records [with this filter: Article]
Appendix 2
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Sourani, A., Vahdat, N., Son, C. et al. SARS-CoV-2 infection and spontaneous spinal hemorrhage: a systematic review. Neurosurg Rev 46, 300 (2023). https://doi.org/10.1007/s10143-023-02211-0
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DOI: https://doi.org/10.1007/s10143-023-02211-0