Right to left shunting detection by contrast-enhanced transcranial color-coded duplex among patients with cryptogenic stroke

Table 1 Abnormal findings in transesophageal echo (sources of cardioembolism)

		Frequency	Valid percent
Intra-atrial septal aneurysm	Absent	45	83.3
Intra-atrial septal aneurysm	Septal aneurysm	9	16.7
Patent foramen ovale	Absent	38	70.4
Patent foramen ovale	Present	16	29.6
Detection of intra-cardiac thrombi	No	50	92.6
Detection of intra-cardiac thrombi	Yes	4	7.4
Right to left shunting through trans-esophageal echo	No	43	81.1
Right to left shunting through trans-esophageal echo	Yes	10	18.9
Other echo findings	None	47	87.0
	Descending aortic plaques	5	9.3
	Filamentous mass in relation to aortic valve	2	3.7