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Malacoplaquia de la uretra y la vejiga: un informe de caso.

Yu-Ping Ma1, Jian-Guo Zhu1, Qian-Ye Yong1

  • 1Department of Radiology, The Second Affiliated Hospital of Nanjing Medical University, Nanjing, Jiangsu 210011, China.

BJR case reports
|February 10, 2026
PubMed
Resumen
Este resumen es generado por máquina.

La malacoplaquia, una inflamación rara del tracto urinario, puede imitar el cáncer. Este caso destaca la malakoplakia ureteral y de vejiga que causa insuficiencia renal, enfatizando la necesidad de un diagnóstico preciso a través de la histopatología y los cuerpos de Michaelis-Gutmann.

Palabras clave:
La CTU es la Unidad de la Unidad.Las imágenes de resonancia magnética.La inflamación es la inflamación de la inflamación.Malacoplaquía malacoplaquía malacoplaquía malacoplaquía malacoplaquía malacoplaquía malacoplaquía malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquías malacoplaquíasenfermedad uretral y enfermedad de la vejiga.

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Área de la Ciencia:

  • Uropatología Uropatología.
  • Las enfermedades inflamatorias raras son enfermedades inflamatorias raras.
  • La medicina renal es la medicina renal.

Sus antecedentes:

  • La malacoplaquia es una rara condición inflamatoria granulomatosa.
  • Afecta predominantemente el sistema urinario.
  • El examen histológico revela los característicos cuerpos de Michaelis-Gutmann.

Objetivo del estudio:

  • Para reportar un caso de malacoplaquia ureteral y de vejiga.
  • Para describir su asociación con la insuficiencia renal.
  • Para ilustrar su parecido clínico con el carcinoma urotelial.

Principales métodos:

  • Presentación del caso de una mujer de 60 años con dolor en los flancos.
  • Estudios de imágenes que incluyen tomografía computarizada, urografía (CTU) y resonancia magnética (MR).
  • Evaluación histopatológica para el diagnóstico definitivo.

Principales resultados:

  • Las imágenes mostraron un engrosamiento asimétrico de las paredes del uréter y de la vejiga con masas intraluminales.
  • El paciente presentó insuficiencia renal.
  • La histopatología confirmó malakoplakia con los cuerpos de Michaelis-Gutmann.

Conclusiones:

  • La malacoplaquia puede presentarse insidiosamente con síntomas que imitan el carcinoma urotelial.
  • La insuficiencia renal puede ser una complicación de la malakoplakia ureteral y de la vejiga.
  • El diagnóstico histopatológico preciso es crucial para un manejo adecuado.