Primary reperfusion in acute right ventricular infarction: An observational study

doi:10.4330/wjc.v6.i1.14

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World Journal of Cardiology

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1949-8462

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Cardiol. Jan 26, 2014; 6(1): 14-22
Published online Jan 26, 2014. doi: 10.4330/wjc.v6.i1.14

Table 4 Coronary angiographic data at baseline according to the right ventricular infarction class n (%)

Variable	Class A	Class B	Class C	Total
Variable	(n = 425)	(n = 158)	(n = 96)	Total
Angiography	291 (68)	123 (77)	85 (88)	499 (73)
PCI	213	93	76	382 (76.5)
TT	78	30	9	117 (23.4)
RCA culprit vessel	266 (91)	123 (100)	85 (100)	474 (95)
RCA CL-location
Proximal	42 (16)	85 (69)^b	78 (92)^d	205 (43)
Mid	144 (54)	26 (21)^b	6 (7)^d	176 (37)
Distal	80 (30)	12 (9)^b	1 (1)^d	93 (19)
1-VD	144 (54)	39 (32)^b	11 (14)	194 (40.9)
2-VD	96 (36)	31 (25)	32 (37)	159 (33.5)
3-VD	26 (9)	53 (43)^b	42 (49)	121 (25.5)
RCA + LAD-D	29 (11)	44 (36)^b	45 (53)^d	118 (24.8)
100% RCA-O	119 (45)	68 (55)	53 (62)	240 (48)
Without CCC	47 (40)	36 (53)	47 (89)^d	130 (54)
With CCC	72 (60)	32 (47)	6 (11)^d	110 (45)
Grade 1	9	10	0	19
Grade 2	36	12	0	48
Grade 3	27	10	6	43
RCA–RVB-RAB flow
TIMI grade flow	0.8 ± 1.4	0.7 ± 1	0.6 ± 0.7	0.7 ± 1
TIMI 3 flow in all RVB	194 (72)	0 (0)^b	0 (0)	194 (40)
Impaired flow in 1 RVB	56 (21)	11 (8.9)^b	0 (0)	67 (14)
Impaired flow in ≥ 2
RVB	16 (6)	41 (33)^b	6 (7)^d	63 (13)
No flow in all RVB	0 (0)	71 (57)^b	79 (92)^d	150 (31)
RAB with no flow	0 (0)	19 (15)^b	29 (34)^d	48 (10)

Coronary angiographic data at baseline according to the right ventricular infarction class (n = 499/679, 73%).

^bP < 0.01 vs classes A;

^dP < 0.01 vs classes B; TIMI: Thrombolysis in myocardial infarction. V: Vessel; D: Disease; O: Obstruction; RCA: Right coronary artery; CL: Culprit lesion; CCC: Coronary collateral circulation; RVB: Right ventricular branch; RAB: Right atrial branch; PCI: Primary coronary intervention; LAD-D: Left anterior descending diseases; TT: Transthoracic.

Citation: Lupi-Herrera E, González-Pacheco H, Juárez-Herrera &, Espinola-Zavaleta N, Chuquiure-Valenzuela E, Villavicencio-Fernández R, Peña-Duque MA, Ban-Hayashi E, Férez-Santander S. Primary reperfusion in acute right ventricular infarction: An observational study. World J Cardiol 2014; 6(1): 14-22
URL: https://www.wjgnet.com/1949-8462/full/v6/i1/14.htm
DOI: https://dx.doi.org/10.4330/wjc.v6.i1.14