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1.
Arq. bras. cardiol ; 63(3): 179-184, set. 1994. ilus, graf
Article in Portuguese | LILACS | ID: lil-155547

ABSTRACT

PURPOSE--Comparative and prospective evaluation of three methods (transthoracic echo-Doppler (TTE), computerized tomography (CT) and aortography (AORT) utilized for aortic dissection diagnosis. METHODS--The 39 patients with confirmed aortic dissection (surgery or autopsy) underwent, within a few hours of each other, all three methods scrutinized. There were 19 cases of type A and 20 of type B dissection. RESULTS--In type A dissection the methods were equivalent (TTE = 73.7//, CT = 84.2//, AORT = 73.7//p = NS) but for type B, TTE was significantly inferior to the other two methods (TTE = 60//, TC 90//, AORT = 80//, p < 0.05 for TTE, for TC and AORT p = NS). In three occasions, even though all three methods were performed, the diagnosis was not obtained. CONCLUSION--The methods which were evaluated make the diagnosis in the majority of cases. In type A all methods are similar, however, in type B, TC and AORT are superior to TTE. Even performing all three methods in each patient, in three instances the diagnosis was not made


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Aortography , Echocardiography, Doppler , Tomography, X-Ray Computed , Echocardiography, Transesophageal , Aortic Dissection/diagnosis , Aortic Aneurysm, Thoracic/diagnosis , Prospective Studies , Diagnosis, Differential
2.
Rev. bras. cir. cardiovasc ; 4(3): 190-4, dez. 1989. ilus, tab
Article in Portuguese | LILACS | ID: lil-164278

ABSTRACT

Os aneurismas da aorta descendente ainda causam grande mortalidade e morbidade, apesar dos avanços da cirurgia cardiovascular moderna. Neste trabalho utilizamos, originalmente em nosso meio, uma técnica recente que consiste na inserçao de uma prótese de Dacron intraluminar, suturada apenas em sua porçao proximal, logo após a subclávia esquerda e que transpoe a zona do aneurisma, ficando solta no interior da aorta em sua porçao distal (tromba de elefante). A operaçao é realizada com circulaçao extracorpórea, hipotermia profunda de l9 graus Celsius, com parada circulatória no tempo suficiente para a inserçao da prótese e sutura da sua borda proximal. Desde maio de 1988, oito pacientes fizeram parte deste estudo, sendo que seis eram dissecçoes da aorta tipo B e dois casos, aneurismas verdadeiros. A simplicidade e rapidez do procedimento, assim como os resultados pós-operatórios obtidos nos animam a prosseguir e recomendar este tipo de alternativa tática, especialmente nas dissecçoes de aorta tipo B.


Subject(s)
Humans , Male , Adult , Middle Aged , Aortic Aneurysm, Thoracic/surgery , Aortic Aneurysm, Thoracic/mortality , Prostheses and Implants , Retrospective Studies
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