RESUMEN
PURPOSE: To present our results with the minimally invasive thoracotomy (MIT) in patients with valve disease and to describe a new type of thoracotomy. METHODS: Twenty-five patients with valve disease as the major cardiac problem were operated during a five month period. Two types of incisions were used: one in an inverted-T fashion and another in a H fashion. Fourteen patients were submitted to an inverted-T incision and eleven to a H incision. In 24% of the patients reoperation was being performed. RESULTS: The incisions ranged from 7.5 to 11 cm (mean 9.1 cm), mean ICU stay was 31 h and hospital stay 4.8 days. In all but one patient the operation could be adequately in performed through the MIT, in only one patient total sternotomy had to be performed. CONCLUSION: The MIT may have some advantages such as, better aesthetic results, less pain and more sternal stability. These factors may improve early extubation and decrease hospital stay. The H type incision allows an adequate exposition of the most central part of the chest and all heart valves with adequate exposure. This technique led to no complications during reoperations and we believe it to be as safe as the total sternotomy.
Asunto(s)
Enfermedades de las Válvulas Cardíacas/cirugía , Procedimientos Quirúrgicos Mínimamente Invasivos , Toracotomía/métodos , Adolescente , Adulto , Femenino , Humanos , Masculino , Persona de Mediana Edad , Estudios ProspectivosAsunto(s)
Aneurisma Infectado/etiología , Aneurisma de la Aorta/etiología , Aorta , Humanos , Lactante , MasculinoAsunto(s)
Procedimientos Quirúrgicos Cardíacos/efectos adversos , Trastornos Cerebrovasculares/etiología , Hipertensión/complicaciones , Calcio , Enfermedad Coronaria/cirugía , Embolia/complicaciones , Embolia Aérea/complicaciones , Embolia Grasa/complicaciones , Bloqueo Cardíaco/etiología , Cardiopatías Congénitas/cirugía , Enfermedades de las Válvulas Cardíacas/cirugía , Humanos , Embolia y Trombosis Intracraneal/etiología , Ataque Isquémico Transitorio/etiología , Complicaciones Posoperatorias/etiologíaAsunto(s)
Fibrosis Endomiocárdica/cirugía , Adolescente , Adulto , Endocarditis Bacteriana/complicaciones , Fibrosis Endomiocárdica/complicaciones , Fibrosis Endomiocárdica/patología , Femenino , Ventrículos Cardíacos/diagnóstico por imagen , Humanos , Persona de Mediana Edad , Estudios Multicéntricos como Asunto , Pronóstico , Radiografía , Estudios RetrospectivosAsunto(s)
Angioplastia de Balón , Estenosis de la Válvula Pulmonar/terapia , Adolescente , Adulto , Presión Sanguínea , Niño , Preescolar , Femenino , Ventrículos Cardíacos/diagnóstico por imagen , Humanos , Lactante , Masculino , Estenosis de la Válvula Pulmonar/diagnóstico por imagen , RadiografíaAsunto(s)
Lesión Renal Aguda/complicaciones , Aneurisma de la Aorta/complicaciones , Aneurisma de la Aorta/cirugía , Disección Aórtica/complicaciones , Insuficiencia de la Válvula Aórtica/complicaciones , Disección Aórtica/cirugía , Insuficiencia de la Válvula Aórtica/cirugía , Bioprótesis , Prótesis Valvulares Cardíacas , Humanos , Masculino , Persona de Mediana Edad , Cuidados PosoperatoriosAsunto(s)
Insuficiencia de la Válvula Mitral/cirugía , Válvula Mitral/cirugía , Adolescente , Adulto , Niño , Endocarditis Bacteriana/complicaciones , Estudios de Seguimiento , Humanos , Persona de Mediana Edad , Insuficiencia de la Válvula Mitral/clasificación , Insuficiencia de la Válvula Mitral/etiología , Cardiopatía Reumática/complicacionesAsunto(s)
Ventrículos Cardíacos/fisiopatología , Contracción Miocárdica , Revascularización Miocárdica , Adulto , Derivación Arteriovenosa Quirúrgica , Gasto Cardíaco , Angiografía Coronaria , Enfermedad Coronaria/complicaciones , Enfermedad Coronaria/cirugía , Femenino , Humanos , Masculino , Persona de Mediana EdadRESUMEN
BACKGROUND: An experimental model for total inversion of left lung circulation was developed. With this model, the authors demonstrate that it is possible to reverse the pulmonary circulation and preserve the normal function and morphology of the lung. METHODS: Eight dogs had their left pulmonary circulation reversed. The blood from the pulmonary artery trunk was diverted to the pulmonary veins, and returned from the pulmonary artery into the left atrium. In order to monitor the flow through the reversed system, color Doppler echocardiography was performed on the ninth postoperative day. The dogs were reoperated after 15 days for re-evaluation. Blood gas analyses from the aorta and the pulmonary artery were used to study the functional status of the lung in both operations. The morphology was studied by comparing biopsies of the lung performed before and after reversal of flow. RESULTS: Blood gas analysis showed no significant difference between the samples of from the aorta and pulmonary artery. Color Doppler echocardiography was a reliable method for the study of the inverted circulation. The histological study showed no differences in the morphology of the lung after the reversed circulation. CONCLUSIONS: Left pulmonary circulation was fully reversed. Pulmonary function and morphology remained normal.
Asunto(s)
Hemodinámica , Pulmón/irrigación sanguínea , Circulación Pulmonar/fisiología , Animales , Análisis de los Gases de la Sangre , Perros , Ecocardiografía Doppler en Color , Pulmón/diagnóstico por imagenRESUMEN
Paciente de 52 anos submetida a transplante cardíaco ortotópico em maio de 1991, tendo apresentado como complicaçäo tardia o surgimento de carcinoma epidermóide de amígdala. O diagnóstico inicial foi de neoplasia metastática de sítio primário desconhecido porque o tumor primário somente manifestou-se após 6 meses do surgimento da metástase à distância. A incidência de neoplasia no primeiro ano pós-transplante cardíaco é pouco freqüente, assim como o carcinoma epidermóide de amígdala na populaçäo normal. Näo encontramos relato de caso na literatura entre pacientes submetidos a transplante cardíaco e apresentando carcinoma epidermóide de amígdala.