Table 3.

− Distribution of dense scar (<0.5mV) on endocardial and epicardial electro-anatomical mapping.

Distribution of Scar by Anatomical Segment	Endocardial Dense Scar	Epicardial Dense Scar	Successful Ablation Sites
Base - Outflow Track	9 (43%)	12 (71%)	16 (76%)
Base - Free Wall	5 (24%)	10 (59%)	14 (67%)
Base - Angle	7 (33%)	14 (82%)	10 (48%)
Base - Inferior	7 (33%)	12 (71%)	12 (57%)
Mid - Outflow Track	1 (5%)	4 (24%)	4 (19%)
Mid - Free Wall	2 (10%)	7 (41%)	4 (19%)
Mid - Angle	5 (24%)	12 (71%)	3 (14%)
Mid - Inferior	5 (24%)	11 (65%)	5 (24%)
Apex - Free Wall	3 (14%)	3 (18%)	0 (0%)
Apex - Angle	2 (10%)	8 (47%)	0 (0%)
Total	46 (22%)	93 (55%)	68 (32%)

Measurements are reported as n(%). Endocardial Mapping was performed in 21 patients while epicardial mapping was performed in 17 patients. VT ablation was performed in all 21 patients.