Publications by authors named "M J Tabernero"

Rhabdoid meningiomas (RM) are a rare meningioma subtype with a heterogeneous clinical course which is more frequently associated with recurrence, even among tumors undergoing-complete surgical removal. Here, we retrospectively analyzed the clinical-histopathological and cytogenetic features of 29 tumors, from patients with recurrent (seven primary and 14 recurrent tumors) vs. non-recurrent RM ( = 8).

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Article Synopsis
  • The Kaplan-Meier method can overestimate the risk of cancer coming back, especially when other events like death happen first, but the Aalen-Johansen method can give a more accurate picture by considering these events.
  • A study looked at research articles about meningiomas (a type of brain tumor) since 2020 and found that only a few used the better method.
  • It showed that not using the Aalen-Johansen method mostly led to overestimating the recurrence risk, especially in older patients with more serious tumors.
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Rhabdoid meningiomas (RM) shows heterogeneous histological findings, and a wide variety of chromosomal copy number alterations (CNA) are associated with an unpredictable course of the disease. In this study, we analyzed a series of 305 RM samples from patients previously reported in the literature and 33 samples from 23 patients studied in our laboratory. Monosomy 22-involving the minimal but most common recurrent region loss of the 22q11.

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Article Synopsis
  • Human WHO grade 1 meningiomas, although typically benign, are responsible for about 50% of recurrent cases, highlighting the need for more research on their genetic profiles and patient outcomes.
  • The study investigated 32 grade 1 meningiomas through whole exome sequencing, revealing diverse genetic variants mainly affecting specific genes, with distinct profiles linked to patient recurrence-free survival (RFS).
  • The analysis identified four genetic profiles related to prognosis: two good-prognosis subgroups with high RFS rates and two poor-prognosis subgroups with significantly lower RFS rates, emphasizing the complexity of these tumors and their impact on treatment outcomes.*
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