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Abstract #0787

Discriminant Analysis to Classify the Glioma Grading using DCE MRI & Immunohistochemical Markers

Rishi Awasthi1, Prativa Sahoo2, Nuzhat Husain3, Priyanka Soni3, Ashish Awasthi4, Rohit Kumar Singh5, Sanjay Behari5, Chandra M. Pandey4, Ram Kishan Singh Rathore6, Rakesh Kumar Gupta1

1Radiodiagnosis, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India, Lucknow, Uttar Pradesh, India; 2Indian Institute of Technology, Kanpur, Kanpur, Uttar Pradesh, India; 3Pathology, Chatrapati Sahu ji Maharaj Medical University, Lucknow, Uttar Pradesh, India; 4Biostatistics, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India, Lucknow, Uttar Pradesh, India; 5Neurosurgery, Sanjay Gandhi Post Graduate Institute of Medical Sciences, Lucknow, India, Lucknow, Uttar Pradesh, India; 6Mathematics & Statistics, Indian Institute of Technology, Kanpur, Kanpur, Uttar Pradesh, India


Seventy six patients of brain tumor (55 high grades and 21 low grades) with a postoperative diagnosis of either high or low grade glioma were imaged using conventional, and DCE MRI. On discriminant analysis, rCBV, Kep, Ve and HIF-1&#945; were proved to be significant discriminators of tumor grade and these parameters were able to classify high and low grade tumors with 92.1% accuracy at a significance level of p<0.001.