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Cachexia del cáncer

Melissa J Puppa1, James A Carson2

  • 1College of Health Sciences, The University of Memphis, Memphis, TN, USA. mpuppa@memphis.edu.

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|August 29, 2025
PubMed
Resumen
Este resumen es generado por máquina.

El cáncer afecta significativamente la masa y la función del músculo esquelético, lo que lleva a la caquexia inducida por el cáncer. Comprender y mantener la salud muscular es crucial para mejorar la supervivencia de los pacientes con cáncer y los resultados del tratamiento.

Palabras clave:
El cáncerAtrofia de los músculosEl desperdicioPérdida de peso

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Área de la Ciencia:

  • Fisiología y metabolismo muscular
  • Oncología y biología del cáncer
  • Síndromes de desgaste relacionados con la enfermedad

Sus antecedentes:

  • El músculo esquelético es vital para la salud adulta, la función física y la calidad de vida.
  • La masa muscular y la calidad metabólica son críticas, especialmente en el envejecimiento y las enfermedades crónicas.
  • La caquexia inducida por el cáncer, una pérdida involuntaria de músculo y grasa, aumenta la mortalidad y la morbilidad en pacientes con cáncer.

Objetivo del estudio:

  • Investigar el impacto del cáncer y su tratamiento en la masa muscular esquelética, la función y la calidad metabólica.
  • Para explorar los mediadores sistémicos y el intercambio metabólico que impulsan el desgaste inducido por el cáncer.
  • Para examinar factores como el sexo, la actividad física, la quimioterapia y el tipo de cáncer que influyen en el desgaste muscular.

Principales métodos:

  • Revisión de la comprensión actual de los efectos del cáncer en el músculo esquelético.
  • Exploración de los mediadores sistémicos y de la interconexión metabólica entre los tejidos.
  • Discusión de los factores moduladores, incluidos el sexo, la actividad física y la quimioterapia.

Principales resultados:

  • El cáncer y sus tratamientos degradan significativamente la masa muscular esquelética, la función y las propiedades metabólicas.
  • Los factores sistémicos y la interconexión metabólica entre los tejidos son los principales impulsores del desgaste muscular.
  • Los factores individuales como el sexo, la actividad física y los regímenes de quimioterapia influyen en la gravedad de la pérdida muscular.

Conclusiones:

  • Existe una necesidad crítica de entender cómo la preservación de la función muscular y la salud metabólica mejora la supervivencia de los pacientes con cáncer.
  • Las opciones terapéuticas actuales para prevenir o revertir la pérdida muscular inducida por el cáncer son limitadas.
  • Para desarrollar intervenciones eficaces es esencial una mayor investigación sobre los mecanismos de desgaste muscular inducido por el cáncer.