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Estudo hemodinâmico na cardiopatia periparto após compensaçäo da insuficiência cardíaca / Hemodynamic study in peripartum cardiopathy following compensation of heart failure
Marin Neto, José Antonio; Maciel, Benedito Carlos; Gallo Junior, Lourenço; Almeida Filho, Oswaldo César de; Amorim, Dalmo de Souza.
  • Marin Neto, José Antonio; s.af
  • Maciel, Benedito Carlos; s.af
  • Gallo Junior, Lourenço; s.af
  • Almeida Filho, Oswaldo César de; s.af
  • Amorim, Dalmo de Souza; s.af
Arq. bras. cardiol ; 55(2): 93-98, ago. 1990. tab
Article in Portuguese | LILACS | ID: lil-89245
RESUMO
Objetivo: Estudo hemodinâmico de pacientes com cardiopatia periparto, em condiçäo padronizada de compensaçäo da insuficiência cardíaca, e de distanciamento temporal do período gravídico. Casuística e Métodos: Quatorze pacientes com cardiopatia periparto, mediante determinaçäo da pressöes circulatórias, medida do débito cardíaco, e da fraçäo de ejeçäo ventricular esquerda, e estudo da ciruclaçäo coronariana, em condiçäo de repouso. Resultados: Padräo hemodinâmico muito variável, 28% dos casos apresentando características hipercinéticas com perservaçäo de valores de débito cardíaco e fraçäo de ejeçäo ventricular esquerda em níveis normais ou mesmo elevados. Nessas pacientes as resistências vasculares sistêmica e pulmonar mantinham-se em níveis relativamente reduzidos. Conclusäo: Embora os mecanismos que propiciam a instalaçäo desta padräo hemodinâmico, distinto do habitualmente verificado na cardiomiopatia dilatada, sem esse fator periparto, näo sejam esclarecidos, há a possibilidade de associaçäo a prognóstico mais favorável, em tais condiçöes
ABSTRACT
Purpose: To assess hemodynamic characteristics of patients with peripartum cardiomyopathy under standartized conditions of clinical compensation of heart failure, and more than 3 months after the end of the gravidic period. Patients and Methods: Fourteen patients with peripartum cardiomyopathy underwent left and right card iac catheterization, und er rest cond ition. Cardiac output was measured by the Fick method, left ventricular ejection fraction determined by contrast ventriculography, and the coronary circulation was studied angiographically. Results: The hemodynamic pattern observed was variable, with 28% of the cases showing low right and left ventricular filling pressures, normal LV ejection fraction, and normal or even elevated cardiac output, with low pulmonary and systemic vascular resistance. Conclusion: Although the mechanisms responsible for such peculiar hemodynamic characterístics, have not been elucidated, it is likely that they are associated with more benign prognosis, as compared to other patients with peripartum cardiomyopathy, who show the low-output failure commonly seen in cases of dilated cardiomyopathy
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Pregnancy Complications, Cardiovascular / Heart Failure / Hemodynamics Type of study: Prognostic study Limits: Adolescent / Adult / Female / Humans / Pregnancy Language: Portuguese Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 1990 Type: Article

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Full text: Available Index: LILACS (Americas) Main subject: Pregnancy Complications, Cardiovascular / Heart Failure / Hemodynamics Type of study: Prognostic study Limits: Adolescent / Adult / Female / Humans / Pregnancy Language: Portuguese Journal: Arq. bras. cardiol Journal subject: Cardiology Year: 1990 Type: Article