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Microalbuminuria y factores de riesgo cardiovascular en hipertensos: resultados de Perú del estudio global i-SEARCH / Microalbuminuria and cardiovascular risk in hypertensive patients: latest global I-SEARCH study results of Peru
Bardelli-Guivovich, María Luisa; Castillo-Campos, Ricardo; Medina-Sánchez, Cecilia.
  • Bardelli-Guivovich, María Luisa; Instituto de Servicios Cardiovasculares. PE
  • Castillo-Campos, Ricardo; Sanofi-Aventis del Perú. PE
  • Medina-Sánchez, Cecilia; Sanofi-Aventis del Perú. PE
Rev. Soc. Peru. Med. Interna ; 25(1): 11-17, ene.-mar. 2012. tab, graf
Article in Spanish | LILACS, LIPECS | ID: lil-620849
RESUMEN
OBJETIVOS. Determinar la prevalencia de microalbuminuria (MAU) en pacientes hipertensos atendidos ambulatoriamente por médicos cardiólogos, describir la presencia de MAU en relación a los factores de riesgo cardiovascular y la farmacoterapia. MATERIAL Y MÉTODOS. Como parte de un estudio internacional, observacional, de corte transversal se enrolaron en forma consecutiva 463 pacientes adultos hipertensos, excluyendo a aquellos que tuvieron factores para dar falsos-positivos en la prueba de MAU. Se midió presión arterial; frecuencia cardiaca; concentración urinaria de albúmina y creatinina; índice cintura-cadera, tamizaje de microalbuminuria con tiras reactivas; se registraron antecedentes cardiovasculares, factores de riesgo cardiovascular, comorbilidades, signos y síntomas de enfermedad cardiovascular y medicación para el manejo de enfermedades crónicas. Resultado. La prevalencia de MAU en pacientes hipertensos en Perú fue de 54,64% [IC 95%, 50,1-59,1], valor inferior comparado con la prevalencia global (58,3%). La medición rutinaria de MAU se realizó solo en 31,25% [IC 95%, 18,0-48,6] de las consultas a pesar de ser considerada importante en la evaluación del riesgo cardiovascular y en la toma de decisiones terapéuticas. Los pacientes de sexo masculino, con perímetro de cintura elevado, presión arterial sistólica ≥ 180 mmHg y diabéticos tuvieron con mayor frecuencia MAU. CONCLUSIONES. La elevada prevalencia de microalbuminaria en pacientes hipertensos en la práctica clínica ambulatoria evidencia la necesidad de su inclusión en el monitoreo habitual de este grupo de pacientes. Su presencia justificaría un tratamiento multifactorial más agresivo basado en fármacos, como los antagonistas de los receptores de la angiotensina II, capaces de controlar la presión arterial, además de otros factores de riesgo cardiovascular.
ABSTRACT
Objectives. To define the prevalence of microalbuminauria (MAU) in hypertensive outpatients attending a cardiologist, to describe presence of MAU in relation to cardiovascular risk factors and pharmacotherapy. Material and methods. I-SEARCH was an international, observational study; which enrolled 463 consecutive outpatients with hypertension. Patients with reasons for a false-positive MAU test were excluded. The following measurements were carried out on each patient heart rate, urine albumin and creatinine concentration, waist-hip ratio, dipstick screening for MAU. These assessments were recorded together with cardiovascular history and presence of cardiovascular risk factors, comorbidities, symptoms and signs of cardiovascular disease and current chronic drug therapy. Results. The prevalence of MAU was 54,64% [IC 95%, 50,1-59,1], lower than the overall prevalence (58,3%). Routine measurement of MAU was performed only in 31,25% [IC 95%, 18,0-48,6] of patients despite being considered important in cardiovascular risk assessment and therapeutic decision making. Patients identified to be male gender, with high waist circumference and systolic blood pressure ≥ 180 mmHg, and diabetic had more frequently MAU. Conclusions. The high prevalence of microalbuminuria in hypertensive outpatients highlights the need of its inclusion as routine test. His presence would justify a more aggressive treatment based on drugs such as angiotensin II receptor blockers that able to control blood pressure and other cardiovascular risk factors.
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Index: LILACS (Americas) Main subject: Cardiovascular Diseases / Risk Factors / Albuminuria / Drug Therapy / Hypertension Type of study: Etiology study / Observational study / Prevalence study / Prognostic study / Risk factors Limits: Adult / Female / Humans / Male Country/Region as subject: South America / Peru Language: Spanish Journal: Rev. Soc. Peru. Med. Interna Year: 2012 Type: Article Institution/Affiliation country: Instituto de Servicios Cardiovasculares/PE / Sanofi-Aventis del Perú/PE

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Index: LILACS (Americas) Main subject: Cardiovascular Diseases / Risk Factors / Albuminuria / Drug Therapy / Hypertension Type of study: Etiology study / Observational study / Prevalence study / Prognostic study / Risk factors Limits: Adult / Female / Humans / Male Country/Region as subject: South America / Peru Language: Spanish Journal: Rev. Soc. Peru. Med. Interna Year: 2012 Type: Article Institution/Affiliation country: Instituto de Servicios Cardiovasculares/PE / Sanofi-Aventis del Perú/PE