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Examen de porfobilinógeno - Results

Nombres alternativos

Examen de PBG

Valores normales:

Para una muestra de orina aleatoria, un resultado negativo se considera normal.

Si el examen se hace en una muestra de orina de 24 horas, el valor normal es menos de 4 miligramos por 24 horas.

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 aumento en los niveles de porfobilinógeno en la orina puede deberse a:

Hepatitis.
Intoxicación con plomo.
Cáncer del hígado.
Porfiria (porfiria intermitente aguda, coproporfiria hepática, porfiria variegata).

Sistema urinario masculino

Reviewed last on: 2/28/2011
David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine; and Yi-Bin Chen, MD, Leukemia/Bone Marrow Transplant Program, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.

Referencias

Anderson KE. The porphyrias. In: Goldman L, Ausiello D, eds. Cecil Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 229.

Wiley JS, Moore MR. Heme biosynthesis and its disorders: porphyrias and sideroblastic anemias. In: Hoffman R, Benz EJ Jr., Shattil SJ, et al, eds. Hoffman Hematology: Basic Principles and Practice. 5th ed. Philadelphia, Pa: Churchill Livingstone Elsevier; 2008:chap 38.

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