Intracardiac Echocardiography Guided Transeptal Catheter Injection of Microspheres for Assessment of Cerebral Microcirculation in Experimental Models

Table 1

RMBF means (standard deviations) by each brain slice over time (𝑇), expressed in mL/min/g.

Slice	𝑇0	𝑇1	𝑇2	𝑇3	𝑇4
Heart	0.05 (NA)	0.06 (NA)	0.05 (NA)	0.02 (NA)	0.07 (NA)
Skin	2.70 (NA)	1.65 (NA)	2.38 (NA)	1.26 (NA)	4.07 (NA)
Medulla	1.06 (0.71)	0.74 (0.57)	1.92 (2.06)	4.83 (6.54)	0.66 (NA)
Mid Brain	0.45 (0.24)	0.58 (0.35)	0.55 (0.42)	0.76 (0.74)	0.63 (0.33)
Pons	0.64 (0.21)	0.99 (0.90)	0.86 (0.83)	2.28 (3.20)	0.79 (0.27)
Slice 02	0.57 (0.26)	1.02 (1.20)	0.89 (1.13)	NA (NA)	0.71 (0.47)
Slice 04	0.45 (0.15)	0.71 (0.59)	0.76 (0.88)	1.42 (1.70)	1.04 (1.11)
Slice 06	NA (NA)	0.67 (0.55)	0.72 (0.82)	1.87 (3.00)	0.35 (0.33)
Slice 08	0.52 (0.30)	0.63 (0.41)	0.46 (0.33)	1.77 (2.85)	1.46 (1.93)
Slice 10	0.42 (0.16)	0.45 (0.27)	0.34 (0.21)	1.28 (2.12)	0.38 (0.33)
Slice 12	0.66 (0.26)	0.75 (0.67)	0.35 (0.35)	1.58 (2.28)	0.86 (0.67)
Slice 14	0.48 (0.13)	0.67 (0.58)	0.31 (0.30)	1.15 (1.58)	0.29 (0.29)