Effect of Acetaminophen on Neurological Outcome in Acute Ischemic Stroke Patients Undergoing Endovascular Treatment

Inclusion criteria

• Age ≥18 years old; computer tomography angiogram (CTA), Magnetic Resonance Angiography (MRA), MRA) or digital subtraction angiography (DSA) confirmed the presence of large intracranial artery occlusion (intracranial internal carotid artery, anterior cerebral artery, M1 and M2 segments of middle cerebral artery, basilar artery, posterior cerebral artery); Endovascular treatment including intra-arterial thrombolysis, mechanical thrombectomy, angioplasty, etc. was performed (within 24 hours of onset). The NIHSS score at admission was 6-26. The mRS Score before onset was less than 2. Patients or their legal representatives provided written informed consent

Exclusion criteria

The mRS Score before the stroke was ≥2. Intracranial hemorrhagic diseases: cerebral hemorrhage, subarachnoid hemorrhage, etc. Patients had a history of coagulopathy, systemic bleeding, thrombocytopenia or neutropenia. Renal insufficiency with elevated serum creatinine (> 2 times the upper limit of normal); Severe hepatic insufficiency or liver disease, with elevations in liver enzymes (aspartate aminotransferase, alanine aminotransferase, alkaline phosphatase, or gamma-glutamyl transpeptidase) of more than twice the upper limit of the normal range; Patients with severe active liver disease; Patients with severe heart and lung diseases considered by the investigator to be ineligible for the study; DSA examination is contraindicated, severe contrast agent allergy or iodine contrast agent is absolutely contraindicated; Women of childbearing age, pregnant or lactating women who have a negative pregnancy test but refuse to use effective contraception; Inability to complete the study due to mental disorders, cognitive or emotional disorders; Allergy to acetaminophen; Other patients who were not included in the study in the opinion of the investigator (reasons indicated)

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