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Sentadilla en la miocardiopatía hipertrófica obstructiva

Niloufar Javadi¹, Patrycja Galazka¹, Matthew Peters¹

¹Aurora Cardiovascular and Thoracic Services, Aurora Sinai/Aurora St Luke's Medical Centers, Aurora Health Care, Milwaukee, Wisconsin, USA.

JACC. Case reports

|February 12, 2026

Resumen

Las maniobras rápidas de sentadilla pueden confirmar los cambios hemodinámicos en la miocardiopatía hipertrófica obstructiva. Las maniobras junto a la cama, como la sentadilla, junto con la auscultación, mejoran la evaluación clínica de esta afección.

Palabras clave:

ecocardiografía Doppler auscultación obstrucción del tracto de salida del ventrículo izquierdo miocardiopatía hipertrófica obstructiva sentadilla

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Área de la Ciencia:

Cardiología
Medicina Clínica

Sus antecedentes:

La miocardiopatía hipertrófica obstructiva (MCHo) presenta desafíos diagnósticos únicos.
La auscultación y la ecocardiografía Doppler son herramientas diagnósticas clave.

Objetivo del estudio:

Documentar los efectos hemodinámicos de las maniobras rápidas de sentadilla en pacientes con miocardiopatía hipertrófica obstructiva.
Destacar la utilidad de las maniobras junto a la cama en la evaluación clínica.

Principales métodos:

Estudio de caso que involucra a dos pacientes (hombre de 50 años, mujer de 33 años) con miocardiopatía hipertrófica obstructiva diagnosticada.
Se utilizó auscultación y ecocardiografía Doppler.
Se evaluaron los cambios en la intensidad del soplo durante las maniobras de tensión de Valsalva, al estar de pie y de sentadilla rápida.

Principales resultados:

Ambos pacientes presentaron soplos de eyección sistólica que se intensificaron con la tensión de Valsalva y al estar de pie.
El soplo desapareció en el primer paciente y se redujo a grado I en el segundo paciente durante la sentadilla rápida.
Esto representa la primera confirmación documentada de los efectos hemodinámicos de la sentadilla rápida en la MCHo.

Conclusiones:

Las maniobras junto a la cama, específicamente la sentadilla rápida, son valiosas para evaluar la miocardiopatía hipertrófica obstructiva.
La integración de la auscultación con técnicas de imagen avanzadas mejora la precisión diagnóstica.