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Rev. colomb. cancerol ; 22(1): 46-52, ene.-mar. 2018. tab, graf
Article in Spanish | LILACS | ID: biblio-959879

ABSTRACT

Resumen Los plasmocitomas intracraneales solitarios son más frecuentes en adultos y predominan ligeramente en las mujeres. Esta localización es extremadamente rara y representa menos del 1% de los tumores de cabeza y cuello; son benignos a menos que se asocie con mieloma múltiple. Presentamos el caso de un paciente masculino de 52 años, sin antecedentes patológicos, con síndrome confusional e hipertensión endocraneana, a quien se le diagnosticó meningioma por tomografia, y se realizó exceresis tumoral Simpson i intradural, con duramadre engrosada. El estudio patológico reportó discrasia de células plasmáticas y positivo para CD138 y CD79a y lambda diagnosticándose plasmocitoma, posteriormente se realizaron exámenes para descartar mieloma múltiple. Debido a las similitudes tanto en la clínica como en la neuroimagen que pueden compartir los meningiomas y plasmocitomas, es necesaria una adecuada correlación con el diagnóstico histopatológico e inmunohistoquímico para la toma decisiones puesto que tanto el pronóstico como el tratamiento dependerán del diagnóstico diferencial. © 2017 Instituto Nacional de Cancerologia. Publicado por Elsevier España, S.L.U. Todos los derechos reservados.


Abstract Intracranial solitary plasmacytomas are more common in adults, with a slight predominance in women. This location is extremely rare, and represents less than 1% of head and neck tumours. They are benign unless associated with multiple myeloma. The case is presented on a 52 year-old male patient, with no medical history, with confusional syndrome and intracranial hypertension, who was diagnosed meningioma using computed tomography. The tumour, with thickened dura, was removed using Simpson i procedure. The histopathology study showed dyscrasia, positive plasma cells, and positive for CD138, CD79a, and lambda. A plasmacytoma was diagnosed after tests were performed to rule out multiple myeloma. Due to the similarities, both in clinical and neuroimaging, that can be shared by meningiomas and plasmacytomas, adequate correlation with the histopathology and immunohistochemistry diagnosis is necessary for decision making, since the prognosis and treatment depend on the differential diagnosis. © 2017 Instituto Nacional de Cancerologia. Published by Elsevier Espana, S.L.U. All rights reserved.


Subject(s)
Humans , Male , Middle Aged , Plasmacytoma , Decision Making , Dura Mater , Multiple Myeloma , Therapeutics , Medical Oncology
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