A 6-Year Postmarketing Safety and Clinical Outcome Study of Lecanemab in the Treatment of Alzheimer's Disease Using Real-World Data From South Korean Patients Enrolled Into the South Korean JOint RegistrY for ALZheimer's Treatment and Diagnostics (JOY-ALZ) Registry
The primary purpose of this study is to evaluate safety of lecanemab in the real-world clinical setting as reported by events of amyloid-related imaging abnormalities (ARIA)-edema (ARIA-E), ARIA-hemosiderin deposition (ARIA-H), symptomatic ARIA-E, symptomatic ARIA-H, and intracerebral hemorrhage (ICH) greater-than 1 centimeter (cm) in participants treated with lecanemab.
• 18 years or older at consent
• Prior to JOY-ALZ enrollment, the treating physician confirms that the participant is suitable for lecanemab treatment, as per the approved indications in South Korea
• Has an identified study partner who provides separate written informed consent
• Provides written informed consent for the use of medical information to be shared with Eisai Korea Inc.