Patient demographics and anatomic characteristics for all microaneurysms

Pt No.	No.	Age (yr)	Sex	Bypass Surgery	Collateral Vessels	Microaneurysm	Location	Maximum Diameter (mm)	Diameter of a Ventricular Collateral Vessel (mm)
1	1	23	M	Pre	+	–
	2	24		Post	+	–
2	3	46	M	Post	+	–
3	4	26	F	Pre	–	–
4	5	35	F	Pre	++	+	3rd Vent.	0.76	1.07
5	6	34	F	Pre	++	+	3rd Vent.	0.56	0.82
	7	34		Post	++	Disappeareda	Disappeareda
6	8	29	F	Pre	+	+	Lateral Vent.	0.96	0.79
7	9	58	F	Post	+	–
8	10	42	F	Post	+	+	Subependium	0.93	0.81
9	11	38	F	Pre	–	–
10	12	35	F	Pre	+	−

Note:—Pt indicates patient; Pre, before; Post, after; +, moderate development of collateral vessels in the ventricles; ++, advanced development of collateral vessels in the ventricles, – , not delineated; Vent., ventricle.

^aDisappeared after bypass surgery.