La aparición de tumores craneales inducidos por radiación en pacientes pediátricos tratados de enfermedades hematológicas como la leucemia/linfoma linfoblástico T (T-ALL/LBL) es un fenómeno conocido que puede incluir lesiones de diferentes grados de malignidad y precisar tratamiento neuroquirúrgico.
Presentamos el caso de un varón de 38 años remitido a nuestro servicio por la aparición brusca de diplopía con hemiparesia izquierda progresiva de 6 meses de evolución y caídas frecuentes. Tras realización de pruebas de imagen, se objetivan distintas lesiones intraaxiales y extraaxiales con diferente comportamiento radiológico decidiéndose un abordaje quirúrgico único para su exéresis. La anatomía patológica confirma cuatro variantes histológicas: meningioma (grado 1 y 2 [atípico]), subependimoma y cavernoma. Discutimos el papel teratogénico y efectos biológicos de las radiaciones ionizantes.
The cranial radiation-induced tumors appearance in pediatric patients treated for hematological diseases such as leukemia/T-lymphoblastic lymphoma (T-ALL/LBL) is a known phenomenon that may include lesions of different malignant degrees and require neurosurgical treatment.
We present the case of a 38-year-old man referred to our department for a sudden diplopia with 6-month progressive left hemiparesis and frequent falls. After imaging tests, different intra and extraxial lesions with different radiological behavior were observed, performing a single surgical approach for their resection. The pathological anatomy confirms four histological variants: meningioma (grade 1 and 2 [atypical]), subependymoma, and cavernoma. We discuss the teratogenic role of ionizing radiation.
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