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Síndrome de fatiga crónica - Overview

Nombres alternativos

SFC; Fatiga crónica; Síndrome de disfunción inmunitaria; Encefalomielitis miálgica (EM)

Definición:

Es un cansancio intenso y continuo que no se alivia con el descanso y no es causado directamente por otras enfermedades.

Ver también: fatiga.

Causas:

Se desconoce la causa exacta del síndrome de fatiga crónica (SFC). Algunas teorías sugieren que puede deberse a:

  • El virus de Epstein-Barr (VEB) o el virus del herpes humano tipo 6 (HHV-6). Sin embargo, no se ha identificado ningún virus específico como la causa.
  • Inflamación en el sistema nervioso, debido a una respuesta defectuosa en el sistema inmunitario.

Lo siguiente también puede jugar un papel en el desarrollo del SFC:

  • La edad
  • Enfermedad previa
  • El estrés
  • La genética
  • Factores ambientales

Este síndrome ocurre con mayor frecuencia en mujeres de 30 a 50 años.

  • Reviewed last on: 2/14/2011
  • Michael E. Makover, MD is a professor and attending in rheumatology at the New York University Medical Center, New York, NY. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Referencias

Firestein GS, Budd RC, Harris ED Jr., et al., eds. Kelley's Textbook of Rheumatology. 8th ed. Philadelphia, Pa: Saunders Elsevier; 2008.

Engleberg NC. Chronic fatigue syndrome. In: Mandell GL, Bennett JE, Dolin R, eds. Principles and Practice of Infectious Diseases. 7th ed. Philadelphia, Pa: Elsevier Churchill Livingstone; 2009:chap 131.

Santhouse A, Hotopf M, David AS. Chronic fatigue syndrome. BMJ. 2010;340:c738.

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