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Un estudio de la génesis de los cólicos
M A Stokes1, K J Moriarty, B N Catchpole
1University Department of Surgery, Hope Hospital, Salford, Manchester, England.
Lancet (London, England)
|January 30, 1988
Resumen
El dolor de cólico, a menudo experimentado en el intestino, está relacionado con cambios de presión dentro de segmentos intestinales específicos. Este estudio aclara las características y la ubicación de este malestar, proporcionando información sobre los mecanismos de dolor gastrointestinal.
Área de la Ciencia:
- Gastroenterología y Gastroenterología.
- La neurogastroenterología y la gastroenterología.
- Investigación del dolor visceral.
Sus antecedentes:
- El cólico es una causa común de dolor abdominal, pero sus orígenes y características viscerales precisos siguen siendo incompletamente entendidos.
- Comprender la relación entre los eventos intestinales intraluminales y el dolor percibido es crucial para un manejo eficaz.
Objetivo del estudio:
- Investigar la relación entre los eventos intestinales localizados y la percepción del dolor, específicamente los cólicos.
- Determinar las características espaciales (ubicación, longitud) y temporales (duración) del dolor intestinal inducido experimentalmente.
Principales métodos:
- Se indujo dolor fásico leve en 1 voluntario normal y 12 pacientes con trastornos intestinales utilizando distensión de globo e inyección de solución salina en varios sitios intestinales.
- Las presiones intraluminales se registraron continuamente durante todo el estudio.
- Los participantes informaron experiencias de dolor correlacionadas con los cambios de presión.
Principales resultados:
- El dolor se percibió solo cuando se produjo un aumento de presión en un segmento intestinal de 632 cm de longitud.
- Las subidas de presión dolorosas a menudo eran más bajas que las subidas localizadas no dolorosas.
- El dolor fásico inducido exhibió características de cólico, que normalmente duraba menos de un minuto tanto en el intestino delgado como en el grueso.
Conclusiones:
- El dolor intestinal, que imita los cólicos, está asociado con fluctuaciones de presión dentro de segmentos intestinales específicos.
- La longitud del segmento intestinal involucrado y las características de los cambios de presión son factores clave en la percepción del dolor.
- El inicio del dolor a menudo ocurría paracentralmente y se extendía a través de la línea media con creciente gravedad.
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