Supported by SMRA2023 and MICCAI2023


To segment cerebral arteries from 3D TOF-MRA images acquired from patients with symptomatic intracranial artery stenosis.


the first prize is $4,000, the second prize is $1,500, and the third prize is $500 (Sponsored by TS Imaging).


Training data release: May 15th, 2023

Test result submission open: Aug 16th 2023

Test result submission deadline: Aug 22th 2023

Announce winner: Oct 1st, 2023

Presentation at MICCAI 2022: Oct 2023

Presentation at SMRA 2022: Oct 2023

For further details of this challenge, visit CAS2023 homepage.