Table 1.

Clinicopathologic correlation in the diagnosis of cerebral amyloid angiopathy (CAA)

Clinical diagnosis	Source of pathologic specimen	n	Pathologic diagnosis
Clinical diagnosis	Source of pathologic specimen	n	+CAA	−CAA
* Three hematoma specimens (two probable CAA and one possible CAA) did not contain vessels and were not counted in these figures.
Probable CAA	All	13	13	0
	Postmortem brain	6	6	0
	Evacuated hematoma	5^*	5	0
	Cortical biopsy	2	2	0
Possible CAA	All	26	16	10
	Postmortem brain	8	4	4
	Evacuated hematoma	16^*	11	5
	Cortical biopsy	2	1	1
Total		39	29	10