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Association details:
Biomarker:TMB-H
Cancer:Thyroid Gland Medullary Carcinoma
Drug Class:Immunotherapy
Direction:Sensitive
Evidence:
Evidence Level:
Sensitive: C4 – Case Studies
Source:
Title:

Alkylating agent-induced high tumor mutational burden in MTC and response to immune checkpoint inhibitors: Two case reports

Published date:
09/12/2023
Excerpt:
We describe two patients with metastatic MTC who developed a hypermutant phenotype after alkylating agent treatment. This phenotype was characterized by a high tumor mutational burden (TMB) and a mutational signature indicative of alkylating agent mutagenesis (Single Base Substitution 11). Both patients received immune checkpoint inhibitors, with partial morphological responses, clinical benefit and PFS of 6 and 9 months respectively.
DOI:
10.1089/thy.2023.0144