Table 2.

Endothelial ultrastructural features at the time of large ecchymosis formation in two dogs.

	Dog 1		Dog 2
	Baseline	Bleed	Baseline	Bleed
Vessel thickness(μm)	0.85±0.56	0.68±0.43	0.77±0.38	0.8±0.45
Pinocytotic vesicle score	2.08±0.49	1.75±0.58	2.76±0.44	2.23±0.53
Large vacuolescore	1±1	1.13±0.89	0.29±0.47	0.45±0.67
Number of spaces between cells	0.69±0.75	1.31±0.79	0.71±0.69	1.1±0.97

Results are mean ± S.D of all vessels evaluated.