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Angiol. (Barcelona) ; 70(3): 113-119, mayo-jun. 2018. tab, graf
Artigo em Espanhol | IBECS (Espanha) | ID: ibc-177964

RESUMO

Objetivo: Estudiar los factores que influyen en el pronóstico vital y funcional global de los pacientes con isquemia crítica de extremidades inferiores (IC), englobando cualquier sector afectado y modalidad de tratamiento. Material y métodos: Estudio de cohortes prospectivo en pacientes con IC. Se registraron: datos demográficos, factores de riesgo cardiovascular, comorbilidad, parámetros analíticos, cuestionario Mini Nutritional Assesment, tratamiento realizado y evolución. Se estudiaron las tasas de mortalidad, salvamento de extremidad y tiempo libre de reingreso y el impacto de los parámetros descritos sobre estas variables resultado mediante las curvas de Kaplan-Meier y la regresión de Cox. Resultados: Incluimos 133 pacientes, 103 (77,4%) hombres, con edad media de 74,8 años (DS 10,4; rango 52-93). En 97 casos (72,9%) presentaban lesiones tróficas. Se revascularizaron 87 pacientes (65,4%), 48 mediante técnicas abiertas y 39 endovasculares, 5 (3,8%) sufrieron una amputación mayor primaria, tratándose 41 (30,8%) de forma conservadora o mediante amputación menor. La supervivencia fue 85% y 81% a los 6 y 12 meses, con tasas de salvamento de extremidad de 84% y 82% y tiempo libre de reingreso de 52% y 31% para los mismos tiempos. La hipoalbuminemia aumentó el riesgo de mortalidad (p = 0,024) y una puntuación baja en el Mini Nutritional Assesment incrementó el riesgo de amputación mayor (p = 0,021). Hubo más reingresos en pacientes revascularizados mediante técnicas endovasculares (p = 0,001) y en los que presentaban lesiones tróficas (p = 0,001). Conclusiones: La malnutrición es un factor muy prevalente, potencialmente tratable, y determinante en el pronóstico, vital y funcional, de los pacientes con isquemia crítica de extremidades inferiores


Objetive: To study the factors that affect the vital and overall functional prognosis of patients with lower limb critical ischaemia (LLCI), including any diseased sector and treatment methods. Material and methods: A prospective cohort study was conducted on patients with LLCI. A record was made of their demographic data, cardiovascular risk factors, comorbidity, blood test parameters, Mini Nutritional Assessment (MNA) questionnaire, treatment, and outcome. An analysis was made on the mortality, limb salvage, and freedom from re-admission (FRR) rates, as well as the impact of the described parameters on these outcome variables, using Kaplan-Meier curves and Cox regression. Results: A total of 133 patients were included, 103 (77.4%) men, with a mean age of 74.8 years (SD 10.4; range 52-93). There was tissue loss in 97 (72.9%) cases. A total of 87 (65.4%) patients were revascularised, 48 using open techniques and 39 endovascular. A primary major amputation was performed on 5 (3.8%) patients, and 41 (30.8%) were treated conservatively, with or without minor amputation. Survival rates were 85% and 81% at 6 and 12 months, respectively, with limb salvage rates of 84% and 82% and FRR of 52% and 31%, respectively, for the same time periods. Hypoalbuminaemia increased the risk of death (P = .024) and a low score in the MNA questionnaire was associated with increased risk of limb loss (P = .021). More re-admissions were observed among patients revascularised with endovascular techniques (P = .001) and those with initial tissue loss (P = .001). Conclusions: Malnutrition is a very prevalent and potentially treatable factor, which has great impact on the vital and functional prognosis of patients with lower limb critical ischaemia


Assuntos
Humanos , Masculino , Feminino , Idoso , Idoso de 80 Anos ou mais , Isquemia/diagnóstico , Isquemia/terapia , Extremidade Inferior/fisiopatologia , Prognóstico , Desnutrição/epidemiologia , Estudos Prospectivos , Estudos de Coortes , Fatores de Risco , Estimativa de Kaplan-Meier , Readmissão do Paciente , Revascularização Miocárdica/métodos
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