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Cir. & cir ; 78(1): 45-51, ene.-feb. 2010. ilus
Article in Spanish | LILACS | ID: lil-565710

ABSTRACT

Introducción: La enfermedad aneurismática de la aorta ascendente (EAAA) se caracteriza por su baja frecuencia, comportamiento heterogéneo, riesgo de rotura y disección, que conllevan elevada mortalidad, por lo que la cirugía electiva es fundamental. Se han desarrollado diversos procedimientos quirúrgicos, considerándose la técnica de Bentall el estándar de referencia. Se describe la mortalidad hospitalaria de la EAAA tratada quirúrgicamente mediante el procedimiento de Bentall. Material y métodos: Estudio descriptivo en el que se incluyeron 23 pacientes con EAAA operados entre el 1 de marzo de 2005 y el 30 de septiembre de 2008; la información fue obtenida de los expedientes clínicos. Resultados: Los 23 pacientes correspondieron a 1.2 % de las cirugías efectuadas. Edad media de 46 años (rango 16 a 74), sexo masculino 83 %. Etiología: degeneración inespecífica de la capa media con implicación valvular 43 %, aorta bivalva 22 %, síndrome de Marfán, de Turner y aneurismas posestenóticos, 9 % cada uno. Enfermedad de Takayasu y espondilitis anquilosante, 4 % cada uno. Enfermedad cardiaca asociada en seis (26 %): coartación aórtica (2), cardiopatía isquémica (1), comunicación interauricular (1), insuficiencia mitral severa (1) y rodete subaórtico (1). Procedimientos realizados: cirugía de Bentall 20 (87 %), aortoplastia con prótesis valvular tres (13 %). Complicaciones: sangrado anormal con reintervención 17 %, neumonía nosocomial 13 %, arritmias 13 %, choque séptico 9 %. Mortalidad tres (13 %): choque séptico y fibrilación ventricular. Conclusiones: La mortalidad hospitalaria para la cirugía de Bentall fue semejante a la registrada en otros centros especializados. Los eventos relacionados con la patología aórtica, técnica quirúrgica, prótesis valvular aórtica y la disfunción ventricular izquierda, obligan a realizar estudios de seguimiento a largo plazo.


BACKGROUND: Ascending aortic aneurysm disease (AAAD) shows a low frequency, heterogeneous behavior, high risk of rupture, dissection and mortality, making elective surgery necessary. Several procedures have been developed, and the Bentall technique is considered as the reference standard. The objective was to describe the hospital mortality of AAAD surgically treated using the Bentall procedure. METHODS: We carried out a descriptive study. Included were 23 patients with AAAD who were operated on between March 1, 2005 and September 30, 2008 at our hospital. Data were obtained from clinical files, and descriptive statistics were selected for analysis. RESULTS: The study population was comprised of 23 patients with an average age of 46 years; 83% were males. Etiology was nonspecific degeneration of the middle layer with valve implication in 43%, bivalve aorta in 22%, Marfan syndrome, Turner's syndrome and poststenotic aneurysms each represented 9%, and Takayasu disease and ankylosing spondylitis 4% each. Associated heart disease was reported in six (26%) patients as follows: aortic coarctation (2), ischemic cardiopathy (1), atrial septal defect (1), severe mitral insufficiency (1) and subaortic membrane (1). Procedures carried out were Bentall surgery in 20 (87%) patients and aortoplasty with valve prosthesis in three (13%) patients. Complications reported were abnormal bleeding with mediastinal exploration (17%), nosocomial pneumonia (13%), arrhythmia (13%), and septic shock (9%). Mortality was reported in three (13%) patients due to septic shock and ventricular fibrillation. CONCLUSIONS: Surgical mortality with the Bentall procedure is similar to published results by other specialized centers. Events related to the basic aortic pathology, surgical technique, aortic valve prosthesis and left ventricular dysfunction encourage longterm studies with follow-up.


Subject(s)
Humans , Male , Female , Adolescent , Young Adult , Middle Aged , Aortic Aneurysm/surgery , Blood Vessel Prosthesis Implantation/methods , Aortic Aneurysm/etiology , Aortic Aneurysm/mortality , Aortic Dissection/etiology , Aortic Dissection/mortality , Aortic Dissection/surgery , Arrhythmias, Cardiac/etiology , Heart Diseases/complications , Shock, Septic/etiology , Shock, Septic/mortality , Postoperative Complications/epidemiology , Elective Surgical Procedures , Ventricular Fibrillation/etiology , Ventricular Fibrillation/mortality , Hospital Mortality , Blood Vessel Prosthesis Implantation/instrumentation , Blood Vessel Prosthesis Implantation/mortality , Heart Valve Prosthesis Implantation , Cross Infection/etiology , Pneumonia/etiology , Marfan Syndrome/complications
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