Diagnostic value of combined LAVA and DWI for pancreatic carcinoma
- VernacularTitle:联合运用肝脏三维容积超快速多期动态增强技术及扩散加权成像在胰腺癌诊断中的价值
- Author:
Wei ZHANG
;
Jiannong ZHAO
- Publication Type:Journal Article
- Keywords:
pancreatic carcinoma;
pulse sequences;
diagnostic value;
magnetic resonance imaging
- From:Journal of Third Military Medical University
2003;0(20):-
- CountryChina
- Language:Chinese
-
Abstract:
Objective To evaluate the combination of LAVA and DWI in diagnosis of pancreatic carcinoma.Methods MRI of 24 patients pathologically confirmed to have pancreatic carcinoma were retrospectively analyzed.MRI sequences included FS T1WI,FS T2WI,enhanced multi-phasic LAVA scanning and DWI.Images quality of all sequences was assessed.SIR of tumor/pericancerous tissue in LAVA,DWI,T1WI and T2WI was compared.ADC values of the cancer,pericancerous tissue were statistically analyzed.The detection rate and accuracy of single sequence and those of the combination of LAVA and DWI were compared.The LAVA evaluation of peripancreatic vascular involvement was compared with surgical findings.Results Images quality of LAVA was higher than the others(P
