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Table 5 Comparison of plain MR with coronal LAVA imaging versus final diagnosis in tumor invasion

From: Comparison of preoperative evaluation of malignant low-level biliary obstruction using plain magnetic resonance and coronal liver acquisition with volume acceleration technique alone and in combination

 

Accuracy (%)

Sensitivity (%)

Specificity (%)

Positive predictive value (%)

Negative predictive value (%)

Adjacent organ infiltration

91 (30/33)

89 (17/19)

93 (13/14)

94 (17/18)

87 (13/15)

Vascular infiltration

88 (29/33)

67 (6/9)

96 (23/24)

86 (6/7)

88 (23/26)

Lymph node metastases

91 (30/33)

92 (12/13)

90 (18/20)

86 (12/14)

95 (18/19)

Liver metastases

97 (32/33)

100 (6/6)

96 (26/27)

86 (6/7)

100 (26/26)

  1. MR magnetic resonance, LAVA liver acquisition with volume acceleration