A nonparametric growth model for brain tumor segmentation in longitudinal MR sequences

Esther Alberts, Guillaume Charpiat, Yuliya Tarabalka, Thomas Huber, Marc André Weber, Jan Bauer, Claus Zimmer, Bjoern H. Menze

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

3 Scopus citations

Abstract

Brain tumor segmentation and brain tumor growth assessment are inter-dependent and benefit from a joint evaluation. Starting from a generative model for multimodal brain tumor segmentation, we make use of a nonparametric growth model that is implemented as a conditional random field (CRF) including directed links with infinite weight in order to incorporate growth and inclusion constraints, reflecting our prior belief on tumor occurrence in the different image modalities. In this study, we validate this model to obtain brain tumor segmentations and volumetry in longitudinal image data. Moreover, we use the model to develop a probabilistic framework for estimating the likelihood of disease progression, i.e. tumor regrowth, after therapy. We present experiments for longitudinal image sequences with T1, T1c, T2 and flair images, acquired for ten patients with low and high grade gliomas.

Original languageEnglish
Title of host publicationBrainlesion
Subtitle of host publicationGlioma, Multiple Sclerosis, Stroke and Traumatic Brain Injuries - 1st International Workshop, Brainles 2015 Held in Conjunction with MICCAI 2015, Revised Selected Papers
EditorsMauricio Reyes, Alessandro Crimi, Oskar Maier, Oskar Maier, Heinz Handels, Bjoern Menze
PublisherSpringer Verlag
Pages69-79
Number of pages11
ISBN (Print)9783319308579
DOIs
StatePublished - 2016
Event1st International Workshop on Brainlesion, Brainles 2015 Held in Conjunction with International Conference on Medical Image Computing for Computer-Assisted Intervention, MICCAI 2015 - Munich, Germany
Duration: 5 Oct 20155 Oct 2015

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9556
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference1st International Workshop on Brainlesion, Brainles 2015 Held in Conjunction with International Conference on Medical Image Computing for Computer-Assisted Intervention, MICCAI 2015
Country/TerritoryGermany
CityMunich
Period5/10/155/10/15

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