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Hypertension (High blood pressure)
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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Hypertension is asymptomatic and also referred to as the "silent killer" until it progresses to a severe stage or causes target organ disease. Patients may experience symptoms stemming from the strain on blood vessels and tissues in various organs or the heart's increased workload.Physical exams might show no abnormalities other than high blood pressure. Signs of vascular damage, when present, correspond to the organs supplied by the affected vessels, leading to target organ damage. For...

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Video Experimental Relacionado

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¿Qué tan común es la hipertensión de bata blanca?

T G Pickering1, G D James, C Boddie

  • 1Cardiovascular Center, New York Hospital-Cornell University Medical Center, New York, NY 10021.

JAMA
|January 8, 1988
PubMed
Resumen

El veintiún por ciento de los pacientes con hipertensión límite presentan hipertensión de "capa blanca", mostrando presión arterial normal fuera de la clínica. Este fenómeno, más común en mujeres jóvenes, puede conducir a una clasificación errónea de la hipertensión.

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Área de la Ciencia:

  • Cardiología Cardiología.
  • Investigación de la Hipertensión Investigación de la Hipertensión
  • La medicina clínica es la medicina clínica.

Sus antecedentes:

  • La hipertensión límite afecta a una población significativa de pacientes.
  • El control preciso de la presión arterial es crucial para el diagnóstico y el tratamiento.
  • El fenómeno del "abrigo blanco" es un factor conocido, pero incompletamente entendido, en las lecturas de la presión arterial.

Objetivo del estudio:

  • Identificar y caracterizar a los pacientes con hipertensión de "capa blanca" entre aquellos con hipertensión límite no tratada.
  • Para determinar la prevalencia de la hipertensión de "capa blanca" en esta cohorte.
  • Para explorar los factores demográficos y clínicos asociados con la hipertensión de "capa blanca".

Principales métodos:

  • Se utilizó el monitoreo ambulatorio de la presión arterial (ABPM) para comparar las lecturas clínicas con las presiones diurnas.
  • Se estudió una cohorte de 292 pacientes con hipertensión límite no tratada (90-104 mm Hg diastólica).
  • Se recopilaron y analizaron datos demográficos y clínicos para identificar las características del paciente.

Principales resultados:

  • El veintiún por ciento de los pacientes con hipertensión límite tenían presiones ambulatorias diurnas normales.
  • La hipertensión de "capa blanca" fue más prevalente en mujeres, pacientes más jóvenes, aquellos con menor peso y diagnósticos más recientes.
  • Estos pacientes no mostraron una mayor labilidad de la presión arterial o respuestas exageradas en el trabajo, lo que sugiere una respuesta específica al entorno clínico.

Conclusiones:

  • La hipertensión de "capa blanca" es un factor significativo en pacientes con hipertensión límite, lo que podría conducir a una clasificación errónea.
  • La respuesta del presor en la hipertensión de "capa blanca" parece específica para el entorno del consultorio del médico.
  • Se necesita más investigación para comprender las implicaciones y el manejo de la hipertensión de "capa blanca".