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1.
Rev. Nac. (Itauguá) ; 11(1): 56-67, junio 2019.
Artigo em Espanhol | LILACS-Express | LILACS | ID: biblio-997048

RESUMO

RESUMEN Introducción: la anemia intrahospitalaria es el descenso de hemoglobina (Hb) durante la internación por debajo de los valores del ingreso, no asociada a pérdidas objetivables de sangre. Es un fenómeno frecuente que puede afectar la evolución clínica. Objetivo: determinar las características clínicas de la anemia intrahospitalaria en pacientes internados en Dpto. de Medicina Interna del Hospital Nacional de Itauguá desde febrero hasta noviembre de 2018. Metodología: estudio observacional, prospectivo, descriptivo de corte transverso realizado en pacientes de ambos sexos, mayores de 15 años internados en el Dpto. de Medicina Interna. Se consideró anemia a todo descenso de Hb de más de 2 mg/dL a partir de 15 días de internación. Resultados: se estudiaron 80 pacientes, de los cuales 44% fueron mujeres y 56% del sexo masculino. La media de edad fue 52±17 años. El 72% presentó anemia. Los pacientes ingresaron con valor medio de Hb 13±1 g/dL y hematocrito (Hto) 38±8%. A los 15 días se detectó descenso de Hb media a 11±2 g/dL y Hto a 33±5%. A los 30 días la media de Hb fue 10±2 g/dL y Hto 31±5%. La cantidad de sangre extraída para estudios tuvo una media de 348 ±214 cc. La presencia de infección y el uso de antibióticos durante la internación se detectaron en 83% de los pacientes estudiados. Conclusión: la anemia intrahospitalaria tuvo una alta frecuencia (72%) en la muestra estudiada. Es multifactorial y usualmente es un diagnóstico subestimado, situación que debería cambiar dadas las implicaciones en la morbilidad y mortalidad intra y extra hospitalarias.


ABSTRACT Introduction: in-hospital anemia is the decrease in hemoglobin values (Hb) during hospital stage below the admission values, not associated with objective blood loss. This is a frequent phenomenon that can affect the clinical evolution. Objective: to determine the clinical characteristics of intrahospital anemia in patients hospitalized in the Department of Internal Medicine of the Hospital Nacional de Itauguá from February to November 2018. Methodology: observational, prospective, descriptive study of transverse cut made in patients of both sexes, older than 15 years admitted in the Department of Internal Medicine. Anemia was considered to be any decrease in Hb of more than 2 mg / dL after 15 days of hospitalization. Results: 80 patients were studied, from which 44% were women and 56% were male. The mean age was 52 ± 17 years. 72% presented anemia. The patients admitted with a mean Hb value of 13 ± 1 g / dL and a hematocrit (Hct) of 38 ± 8%. After 15 days, a decrease in the mean Hb value was at 11 ± 2 g / dL and Hto at 33 ± 5%. At 30 days the mean Hb was 10 ± 2 g / dL and Hto 31 ± 5%. The amount of blood extracted for studies was an average of 348 ± 214 cc. The presence of infection and the use of antibiotics during hospitalization were detected in 83% of the patients studied. Conclusion: intrahospital anemia had a high frequency (72%) in the sample studied. It is multifactorial and is usually an underestimated diagnosis, a situation that should change given the implications in intra and extra hospital morbidity and mortality.

2.
Medicina (B.Aires) ; 71(3): 201-206, jun. 2011. tab
Artigo em Espanhol | LILACS | ID: lil-633847

RESUMO

Es frecuente observar el desarrollo de anemia durante la internación, especialmente en pacientes graves. Esto se ha relacionado a extracciones de laboratorio. Pocos estudios evaluaron su prevalencia y factores asociados en pacientes internados en sala general. El objetivo fue determinar la prevalencia, características y factores clínicos asociados a anemia intrahospitalaria y descenso de hemoglobina en pacientes internados. Se efectuó un estudio transversal, prospectivo, descriptivo. Se analizaron 192 internaciones consecutivas en sala general. Se determinó aquellas que presentaron un descenso del valor de hemoglobina = 2 g/dl y se analizaron factores de riesgo asociados. Presentaron anemia 139 pacientes (72.4%), 89 (46.4%) al ingreso y 50 (26%) durante la internación. Se presentaron 47 casos de descenso de hemoglobina = 2 g/dl (24.47%), en los que se observaron los valores más bajos de hematocrito y hemoglobina al alta (p = 0.01), hidratación parenteral con mayor volumen (p = 0.01) y estadías hospitalarias más prolongadas (p = 0.0001). En el análisis univariado las variables leucocitosis = 11 000mm³ (OR; IC95%: 2.02; 1.03-4; p = 0.01), días de internación = 7 (OR; IC95%: 3.39; 1.62-7.09; p = 0.0006), hidratación parenteral = 1500 ml/día (OR; IC95%: 2.47; 1.06-6.4; p = 0.01), vía central (OR; IC95%: 10.29; 1.75-108.07, p = 0.003) y anemia intrahospitalaria (OR; IC95%: 7.06; 3.41-15.83; p = 0.00000004) fueron estadísticamente significativos como factores de riesgo para descenso de hemoglobina = 2 g/dl. En el análisis multivariado las variables leucocitosis = 11 000 mm³ (OR; IC95%:2.45; 1.14-5.27; p = 0.02); días de internación = 7 (OR; IC95%: 5.15; 2.19-12.07; p = 0.0002); hidratación parenteral = 1500 ml/día (OR; IC95%: 2.95; 1.13-7.72; p = 0.02) y vía central (OR; IC95%:8.82; 1.37-56.82; p = 0.02) fueron factores predictivos independientes de descenso de hemoglobina = 2 g/dl. La anemia intrahospitalaria tuvo una elevada prevalencia. La estadía hospitalaria prolongada, la presencia de leucocitosis, la hidratación parenteral y colocación de acceso venoso central fueron factores predictivos de descenso de hemoglobina = 2 g/dl.


It is common to observe the development of anemia in hospitalized patients, especially in critical cases. Few studies have evaluated its prevalence and associated factors in patients in the general ward. The purpose of this study is to determine the prevalence, characteristics and associated clinical factors of hospital-acquired anemia and the drop of hemoglobin concentration in hospitalized patients. This is a cross-sectional, prospective and descriptive study. A total of 192 consecutive in-patients in the general ward were studied. Associated risk factors to the drop in hemoglobin by = 2g/dl were analyzed; 139 patients (72.4%) presented anemia; 89 of them (46.4%) had it at admission and 50 (26%) developed hospital-acquired anemia, 47 out of 192 showed a drop in hemoglobin = 2 g/dl(24.48%). They also presented lower values of hematocrite and hemoglobin at discharge (p = 0.01), parenteral hydration at a higher volume (p = 0.01), and lengthier hospitalizations (p = 0.0001). In the univariate analysis, the following variables were statistically significant risk factors: leukocytosis = 11 000 mm³ (OR; IC95%: 2,02; 1.03-4; p = 0.01), hospitalization days = 7 (OR; IC95%:3.39; 1.62-7.09; p = 0.0006), parenteral hydration = 1500 ml/day (OR; IC95%: 2.47; 1.06-6.4; p = 0.01), central venous access (OR; IC95%:10.29; 1.75-108.07; p = 0.003) and hospital-acquired anemia (OR; IC95%: 7.06; 3.41-15.83; p = 0.00000004). In the multivariate analysis, the following variables were independent predictive factors of the hemoglobin decrease = 2 g/dl: leukocytosis = 11 000 mm³ (OR; IC95%: 2.45; 1.14-5,27; p = 0.02), hospitalization days = 7 (OR; IC95%:5.15; 2.19-12.07; p = 0.0002), parenteral hydration = 1500 ml/day (OR; IC95%: 2.95; 1.13-7.72; p = 0.02), central venous access (OR; IC95%:8.82; 1.37-56.82; p = 0.02). Hospital-acquired anemia has a high prevalence. Lengthier stays, presence of leukocytosis, parenteral hydration and central venous access placement are predictive factors of the drop in hemoglobin = 2 g/dl.


Assuntos
Adolescente , Adulto , Idoso , Idoso de 80 Anos ou mais , Feminino , Humanos , Masculino , Pessoa de Meia-Idade , Adulto Jovem , Anemia/epidemiologia , Hemoglobina A/análise , Hospitalização/estatística & dados numéricos , Anemia/sangue , Anemia/etiologia , Métodos Epidemiológicos , Valores de Referência
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