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Oclusão do ostio da coronária esquerda em paciente portadora de angina estável crônica: aspecto cinecoronariográfico / Left Main Coronary Artery Occlusion in a Patient With Chronic Stable Angina: Coronary Arteriographic Aspect
Bastos, Luiz de Castro; Martins, José Fernando; Macalós, Edson Carlos.
  • Bastos, Luiz de Castro; s.af
  • Martins, José Fernando; s.af
  • Macalós, Edson Carlos; s.af
Arq. bras. cardiol ; 59(3): 223-226, set. 1992. ilus
Article in Portuguese | LILACS | ID: lil-134463
RESUMO
A lesão ostial da coronária esquerda é a manifestação mais grave da doença aterosclerótica coronariana. Quase sempre provoca instabilidade hemodinâmica seguida de óbito. Paciente de 47 anos, portadora de fatores de risco, foi submetida à cinecoronariografia em avaliação cardiológica prévia à cirurgia abdominal. O exame revelou oclusão do óstio da coronária esquerda, sendo esta plenamente visualizada através de exuberante circulação colateral oriunda da artéria coronária direita. Esta, além de ser dominante, era isenta de lesões obstrutivas. O ventrículo esquerdo apresentava contração normal. Após discussão clínico-cirurgica, a paciente foi encaminhada à cirurgia de revascularização miocárdica
ABSTRACT
The left main coronary artery occlusion is the most dangerous presentation of arterioclerotic coronary artery disease, often resulting in hemodynamics and electrical instability that ultimately lead to death (fatal acute episodes and/or sudden death). A 47-years-old female with multiple risk factors went on a cardiologic checkc-up, including coronary angiograms, as a preoperative evaluation of a routine abdominal surgical procedure. The angiograms provided definite information about the coronary vessels including total occlusion of the ostium of the left main coronary artery (LCA) and collateral circulation from the right coronary artery (RCA). The RCA was dominant and normal. The left ventriculagram showed hipertrophy but the left ventricular function was normal. These clinical and angiographic findings were analysed at a surgical-clinical session and a coronary artery bypass graft operation (myocardial revascularization) was done
Subject(s)
Full text: Available Index: LILACS (Americas) Main subject: Cineangiography / Coronary Angiography / Coronary Disease / Angina Pectoris Limits: Female / Humans Language: Portuguese Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 1992 Type: Article

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Full text: Available Index: LILACS (Americas) Main subject: Cineangiography / Coronary Angiography / Coronary Disease / Angina Pectoris Limits: Female / Humans Language: Portuguese Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 1992 Type: Article