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Examen con lámpara de Wood - Overview

Nombres alternativos

Examen de luz negra; Examen de luz ultravioleta

Definición:

Es un examen que utiliza luz ultravioleta para observar minuciosamente la piel.

Forma en que se realiza el examen:

El examen se hace mientras usted está sentado en un cuarto oscuro, por lo general, en el consultorio de un dermatólogo. El médico enciende la lámpara de Wood, la sostiene a una distancia de 10 a 12 cm (4 a 5 pulgadas) del área que se va a estudiar y busca algún cambio de color en la piel.

Usted no debe mirar directamente a la luz.

Preparación para el examen:

No se requiere preparación especial para este examen. Si usted está tratando el área a estudiar con cualquier medicamento tópico, es posible que deba omitir una aplicación antes de visitar al médico.

Lo que se siente durante el examen:

Usted no sentirá nada durante el examen.

Razones por las que se realiza el examen:

El médico puede llevar a cabo este examen para detectar algunas afecciones que afectan la piel como:

  • Infecciones bacterianas
  • Infecciones micóticas
  • Porfiria
  • Cambios en el color de la piel
  • Reviewed last on: 10/8/2010
  • 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

Morelli JG. Evaluation of the patient. In: Kliegman RM, Behrman RE, Jenson HB, Stanton BF, eds. Nelson Textbook of Pediatrics. 18th ed. Philadelphia, Pa: Saunders Elsevier; 2007:chap 644.

Harrison S, Piliang M, Bergfeld W. Hair disorders. In: Carey WD, ed. Cleveland Clinic: Current Clinical Medicine 2010. 2nd ed. Philadelphia, Pa: Saunders Elsevier; 2010.

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