Congreso Virtual sobre Anatomía Patológica

Virtual Slide Congress. Case # 18

Martín Dávila Francisco*
* Hospital General de Ciudad Real ESPAÑA

Title

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83 years old male with an acute low digestive hemorrhage
(Varón de 83 años de edad con clínica de hemorragia digestiva baja)

 

Case Report    

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Summary of the clinical history: 83 years old male with symptoms of acute low digestive hemorrhage. Endoscopically, a cecal seminecrotic neoplasia was observed.
 
Gross study: Right hemicolectomy specimen that included 17cm. of ascending colon, 17 cm. of cecal region and 13,5 cm of distal ileon. After dissection, a lobulated-fungated neoplasia was observed in its cecal region. It had a brownish coloration and a seminecrotic surface. The tumour was composed of a white tissue that was infiltrating all the intestinal layers. The rest of the intestine was normal.
 
Microscopic description: The neoplasia was composed of a sheath of cells with wide and strongly eosinophilic cytoplasm containing a spheroid perinuclear inclusion body (rhabdoid cells). There was co-expression of cytokeratin (CK) and vimentin After numerous sections, no conventional intestinal adenocarcinoma was demonstrated.
 
Resumen de historia clínica:  Varón de 83 años de edad con clínica de hemorragia digestiva baja y al que se le descubre, endoscópicamente un tumor en ciego, de aspecto seminecrótico.
 

 

DIAGNOSIS    

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PURE MALIGNANT RHABDOID TUMOR OF THE LARGE INTESTINE
(TUMOR RABDOIDE MALIGNO, PURO, DE INTESTINO GRUESO)

 

Pathology    

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Microscopic description: The neoplasia was composed of a sheath of cells with wide and strongly eosinophilic cytoplasm containing a spheroid perinuclear inclusion body (rhabdoid cells). There was co-expression of cytokeratin (CK) and vimentin After numerous sections, no conventional intestinal adenocarcinoma was demonstrated.

Descripción microscópica: La neoplasia se compone de una proliferación difusa de células de citoplasma amplio, fuertemente eosinófilo que se condensa en zona perinuclear. Existía coexpresión de citoqueratina y vimentina No se pudo demostrar restos de adenocarcinoma de intestino grueso de morfología convencional.

 

Discusión    

Conclusiones    

 

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