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Rev Med Inst Mex Seguro Soc. 2015 Mar-Apr;53(2):226-31.

[Anomalous origin of the left coronary artery from the opposite breast. Pathological case].

[Article in Spanish; Abstract available in Spanish from the publisher]

Author information

Dirección de Educación e Investigación en Salud, Hospital de Cardiología, Centro Médico Nacional Siglo XXI, Instituto Mexicano del Seguro Social, Distrito Federal, México.


in English, Spanish


Anomalous origin of the left coronary artery from right coronary sinus ACAOS is characterized because the left main coronary artery anomalously originates from the right sinus of valsalva aortic coronary and whose journey can follow four different paths to the left side of the heart.


A 73 years old men, who was admitted at the hospital for chest pain of oppressive type, intensity 10/10 with irradiation to left arm and neck, accompanied by diaphoresis and nausea. The diagnosis was an ischemic syndrome acute coronary undergo therapy thrombolytic, the evolution was not satisfactory due to different complications that led to the death.


The diagnosis of anomalous coronary artery left the opposite breast origin (ACAOS), is established basically through methods of diagnostics as computed cardiac angiography or cardiac catheterization as part of the approach of an acute coronary ischemic syndrome that allow to establish the morphological characteristics of coronary as the different anatomic variants and their characteristics with respect to adjacent structures.


Congenital heart defects; Coronary artery; Coronary sinus

[Indexed for MEDLINE]

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