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Examen de betacaroteno - Results

Nombres alternativos

Examen de caroteno

Valores normales:

El rango normal es 50 a 300 microgramos por decilitro.

Nota: los rangos de los valores normales pueden variar ligeramente entre diferentes laboratorios. Hable con el médico acerca del significado de los resultados específicos de su examen.

Los ejemplos anteriores muestran las mediciones comunes para los resultados de estas pruebas. Algunos laboratorios usan diferentes medidas o podrían evaluar diferentes muestras.

Significado de los resultados anormales:

El incremento en los niveles puede deberse a:

Los niveles por debajo de lo normal pueden deberse a:

  • Un problema con la absorción intestinal de sustancias liposolubles
  • Una dieta inadecuada en betacaroteno, que lleva a una deficiencia de vitamina A

Los signos de deficiencia de vitamina A son, entre otros:

  • Problemas en el desarrollo de huesos y dientes
  • Ojos inflamados o resecos
  • Pérdida del cabello
  • Pérdida del apetito
  • Infecciones recurrentes
  • Erupciones cutáneas
  • Irritabilidad inexplicable
  • Problemas de visión (incapacidad para ver de noche)

Aunque este examen es una parte valiosa del diagnóstico de la deficiencia de vitamina A, los resultados deben ser analizados junto con otros hallazgos clínicos.

  • Reviewed last on: 11/1/2009
  • Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington, School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Referencias

Fischbach FT, ed. Manual of Laboratory & Diagnostic Tests. 7th ed. Philadelphia, Pa: Lippincott Williams & Wilkins; 2004.

Lewis JH. Liver disease caused by anesthetics, toxins, and herbal preparations. In: Feldman M, Friedman LS, Brandt LJ, eds. Sleisenger & Fordtran’s Gastrointestinal and Liver Disease. 8th ed. Philadelphia, Pa: Saunders Elsevier; 2006:chap 84.

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