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Abstract #3781

Deep learning radiomics nomograms predict IDH genotype in glioma patients: a multicenter study

Darui Li1, Jing Zhang1, Kai Ai2, Wanjun Hu1, Guangyao Liu1, Laiyang Ma1, and Tiejun Gan1
1Lanzhou University Second Hospital, Lanzhou, China, 2Philips Healthcare, Xi’an, China

Synopsis

Keywords: Diagnosis/Prediction, Radiomics, glioma, deep learning radiomics nomograms

Motivation: It is unclear whether deep learning radiomics nomograms (DLRN) can noninvasively predict isocitrate dehydrogenase (IDH) genotypes in glioma patients.
Goal To explore the feasibility of DLRN in predicting IDH genotype.

Goal(s): To explore the feasibility of DLRN in predicting IDH genotype.

Approach: T2WI-based DLRN was developed and validated in two centers (Center I, n=342 and Center II, n=60) to predict IDH genotype and evaluate its association with prognosis in glioma patients.

Results: The proposed model had an area under the curve(AUC)of 0.98 in an externally validated cohort, and DLRN scores were significantly associated with the overall survival of glioma patients.

Impact: The proposed DLRN can accurately predict IDH genotypes and provide a useful tool for targeted therapy of patients with IDH mutations.

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Keywords