CT影像组学在胃肠道间质瘤中的应用进展
马奔, 赵成, 束翌俊, 董平

Application progress of CT radiomics in gastrointestinal stromal tumor
MA Ben, ZHAO Cheng, SHU Yijun, DONG Ping
表1 CT影像组学应用于GIST与胃癌、胃淋巴瘤鉴别诊断的研究
Tab 1 Studies on differential diagnosis of GIST from gastric cancer and gastric lymphoma by CT radiomics
DiseaseGroupSample size/nResultReference
GIST/gastric adenocarcinoma/gastric lymphomaTurkey26/125/12

GIST vs gastric lymphoma:

Sensitivity=98%, Specificity=75%

GIST vs gastric adenocarcinoma:

Sensitivity=91%, Specificity=77%

[21]
GIST/gastric cancerChina40/60

Subjective CT signs model:

AUC=0.806 (0.696‒0.917), Accuracy=75%

Radiomic signature model:

AUC=0.886 (0.809‒0.963), Accuracy=81%

Combined model:

AUC=0.903 (0.831‒0.975), Accuracy=86%

[13]
GIST/gastric adenocarcinoma/gastric lymphomaAustria

Arterial phase: 15/31/5

Venous phase: 17/23/8

Arterial phase misclassification rate:

Gastric adenocarcinoma vs gastric lymphoma=3.1%

GIST vs gastric lymphoma=0

Venous phase misclassification rate:

Gastric adenocarcinoma vs gastric lymphoma=9.7%

GIST vs gastric lymphoma=8.0%

GIST vs gastric adenocarcinoma=10.0%

[20]