Article ; Online: Clinical Image: Contrast-Induced Encephalopathy Mimicking Subarachnoid Hemorrhage.
2023 Volume 176, Page(s) 227–228
Abstract: A 72-year-old female with a history of hypertension and hyperlipidemia presented to the emergency department from an outside hospital with acute confusion and global amnesia immediately following cervical epidural steroid injection with fluoroscopic ... ...
Abstract | A 72-year-old female with a history of hypertension and hyperlipidemia presented to the emergency department from an outside hospital with acute confusion and global amnesia immediately following cervical epidural steroid injection with fluoroscopic guidance for radiculopathy relief. On exam, she was oriented to self, but disoriented to place and situation. Otherwise, she was neurologically intact with no deficits. Head computed tomography (CT) revealed diffuse subarachnoid hyperdensities most prominent in the parafalcine region concerning for diffuse subarachnoid hemorrhage and tonsillar herniation concerning for intracranial hypertension. CT angiograms of head and neck were negative for vascular abnormalities. Dual-energy head CT was subsequently performed 4 hours later without IV contrast. The 80 kV sequence revealed prominent diffuse hyperdensity throughout the cerebrospinal fluid spaces in bilateral cerebral hemispheres, basal cisterns, and posterior fossa consistent with the initial CT, but these corresponding regions were relatively less dense on the 150 kV sequence. These findings were consistent with contrast material in the cerebrospinal fluid spaces without evidence of intracranial hemorrhage or transcortical infarct. Three hours later, the patient's transient confusion resolved, and she was discharged home the next morning without any neurological deficit. |
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MeSH term(s) | Female ; Humans ; Aged ; Subarachnoid Hemorrhage/diagnostic imaging ; Subarachnoid Hemorrhage/cerebrospinal fluid ; Head ; Confusion ; Intracranial Hemorrhages |
Language | English |
Publishing date | 2023-05-18 |
Publishing country | United States |
Document type | Case Reports ; Journal Article |
ZDB-ID | 2534351-8 |
ISSN | 1878-8769 ; 1878-8750 |
ISSN (online) | 1878-8769 |
ISSN | 1878-8750 |
DOI | 10.1016/j.wneu.2023.05.043 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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