Cognitive Improvement After Carotid Stenting in Hyperbaric Oxygen Therapy Trial

Hyperbaric oxygen therapy for 30 times within 50 days

"Standard medical treatment consists of dual antiplatelet treatment (aspirin 100 mg per day for the entire follow-up, clopidogrel 75 per day mg, or ticagrelor 90 mg twice per day for 3 months after stenting).~Other Name: Dual antiplatelet therapy for 3 months"

Management of risk factors including hypertension, diabetes, lipoprotein metabolism disorder, smoking and exercise