Upper GI 2017

MRI - Prediction of Resectability

Path Margin Positive (no resection)

Negative Total

MRI Positive 17(5)

5

22

9

44

53

Negative

Total

26

49

75

Correlation with Path for resected tumours:

Sensitivity Specificity

65% 90% 77% 83%

PPV NPV

Accuracy with MRI = 61/75, 81%