Table 2.

Ex vivo 7T MRI findings

Case ID	Curvilinear cortical hypointensities on ex vivo GRE MRI	White matter rarefaction on ex vivo GRE MRI	Cortical microbleeds on ex vivo GRE MRI (nr.)	Cortical microinfarcts on ex vivo TSE MRI (nr.)	White matter hyperintensities on ex vivo TSE MRI	Perivascular spaces on ex vivo TSE MRI	Possible ARIA-H
iAD
102-1	Yes, disseminated	No	0	0	Yes (including tissue loss)	Yes	Yes
102-6	Yes, disseminated	Yes	0	1	No	Yes, focally severe	Yes
102-7	Yes, disseminated	No	0	0	Yes	Yes, focally severe	Yes
102-8	No	Yes	0	0	Yes	Yes	No
102-11	No	Yes	0	0	No	Yes	No
102-16	Yes, disseminated	No	0	0	No	Yes	Yes
102-17	Yes, focal	No	0	0	No	No	Yes
102-20	No	No	0	0	Yes, severe	No	No
102-21	No	No	0	1	No	Yes	No
102-22	No	Yes	0	0	No	No	No
102-14	No	Yes	0	2	No	Yes, focally severe	No
102-15	No	No	0	0	No	Yes	No
cAD
601	No	No	0	0	Yes	Yes, focally severe	No
668	No	No	0	0	Yes	No	No
674	No	No	0	2	No	Yes	No
679	No	No	0	0	Yes	Yes	No
683	No	No	0	0	Yes	Yes	No
685	No	No	0	1	No	No	No
703	No	No	0	0	Yes	Yes	No
705	No	No	0	0	Yes	Yes	No
745	No	No	1	6	Yes (including small infarct)	Yes	No
763	No	No	0	0	No	Yes	No
765	Yes, focal	No	0	0	Yes	Yes	Yes
CAA
CAA15	Yes, disseminated	No	11a	8a	Yes	Yes	Yes

^a 7/11 microbleeds and 6/8 microinfarcts were found in the occipital slice.