. 2019 Sep;35(5):493–500. doi: 10.6515/ACS.201909_35(5).20190312A

Table 1. Comparison of the previous WPW algorithms and our algorithm with the nomenclature.

Our algorithm	LF	LF	LF	LF	LS	RS	RS	RS	RF	RF	RF	RF	RF
Arruda⁴	LAL	LL	LPL	LP	PSMA	PSTA	MS	AS	RA	RAL	RL	RPL	RP
Boersma¹¹	LL	LL	LPS	LPS	LPS	PS	MS	MS	AS	RL	RL	RL	RPS
Chiang⁵	LAL	LL	LPL	LP	LPS	RPS	MS	RAS	RA	RAL	RL	RPL	RP
d’Avila⁶	LL	LL	LP	LPS	LPS	RPS	RMS	RAS	RAL	RAL	RAL	RPL	RPL
Iturralde⁸	LPL/LAS	LPL/LAS	LIP/LI	LIP/LI	LIP/LI	RIP/RI	RASP	RASP	RA	RA	RA	RIP/RI	RIP/RI

AS, anteroseptal; LAL, left anterolateral; LAS, left anterosuperior; LF, left free wall; LI, left inferior; LIP, left inferior paraseptal; LL, left lateral; LP, left posterior; LPL, left posterolateral; LPS, left posteroseptal; LS, left septal; MS, midseptal; PSMA, paraseptal mitral annulus; PSTA, paraseptal tricuspid annulus; RA, right anterior; RAL, right anterolateral; RAS, right anteroseptal; RASP, right anterosuperior paraseptal; RF, right free wall; RL, right lateral; RI, right inferior; RIP, right inferior paraseptal; RMS, right midseptal; RP, right posterior; RPL, right posterolateral; RS, right septal.