Case Control Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. Aug 14, 2014; 20(30): 10470-10477
Published online Aug 14, 2014. doi: 10.3748/wjg.v20.i30.10470
Table 1 Endoscopic ultrasonography diagnosis and pathologic results in 67 cases of subepithelial lesions
EUS diagnosisPathologic diagnosis
Total
NENNon-NEN
NEN34842
Non-NEN22325
Total363167
Table 2 Endoscopic ultrasonography manifestations of 8 rectal subepithelial lesions misdiagnosed as neuroendocrine neoplasms
CasePathology resultEUS features
LayerSize (mm)ShapeBorderEchogenicityHomogeneity
1Stromal tumor3rd8RoundDistinctHypoechoicHomogenous
2EndometriosisFull-thickness35IrregularBlurryHypoechoicHeterogeneous
3Inflammatory node3rd5NodousBlurryHyperechoHeterogeneous
4Inflammatory lesion3rd20SpindleBlurryHyperechoHeterogeneous
5Metastatic carcinoma3rd-4th-5th12RoundBlurryHypoechoicHeterogeneous
6Lymphoma2nd-3rd-4th6SpindleBlurryhypoechoicHeterogeneous
7Neurilemmoma2nd-3rd-4th34RoundDistinctIntermediateHeterogeneous
8Hemangioma3rd9OvalDistinctHyperechoHoneycomb