A case of severe ARIA with multiple infarctions and extensive microbleeds following lecanemab administration

Psychogeriatrics. 2025 Jan;25(1):e13231. doi: 10.1111/psyg.13231.

Akiko Yamazaki^{1

2}, Tetsuro Sekine³, Shiro Takahashi^{2

4}, Koji Sohara⁵, Masanori Sakamaki^{2

4}, Takehiko Nagao^{2

4}, Kazumi Kimura², Masahiro Mishina^{1

6}

¹ Dementia-Related Disease Medical Centre, Nippon Medical School Musashi Kosugi Hospital, Kawasaki, Japan.
² Department of Neurology, Nippon Medical School, Tokyo, Japan.
³ Department of Radiology, Nippon Medical School Musashi Kosugi Hospital, Kawasaki, Japan.
⁴ Department of Neurology, Nippon Medical School Musashi Kosugi Hospital, Kawasaki, Japan.
⁵ Department of Radiology, Nippon Medical School Hospital, Tokyo, Japan.
⁶ Department of Neurology, Tokyo Rosai Hospital, Tokyo, Japan.

No abstract available

Keywords: amyloid‐related imaging abnormalities; anti‐amyloid β antibody; infarctions; lecanemab; microbleeds.

Publication types