Research Article

Right Coronary Artery Originating from the Left: Do Not Miss the Diagnosis!

Table 1

Prevalence of anomalous origination of a coronary artery from the opposite sinus in 5165 patients who underwent a first coronary angiography.

AnomalyNumber of patientsPrevalence (%)

RCA from LCS160.31
LCx from RCS or proximal RCA130.25
LMCA from RCS30.06
LCx from RCA and LAD from RCS10.02
LAD from RCS10.02
RCA from LAD10.02

LAD: left anterior descending; LMCA: left main coronary artery; LCS: left coronary sinus; LCx: left circumflex; RCA: right coronary artery; RCS: right coronary sinus.