Correlation analysis of computed tomography imaging scoring to the presence of acute kidney injury in severe acute pancreatitis.

Li ZY1, Zhang L, Jin T, Huang ZX, Song B, Wu B, Zhang WW, Zhong HH, Liu XJ, Liu D.

Author information

  • 1Department of Radiology, West China Hospital, Sichuan University, Chengdu 610041, China.

Abstract

OBJECTIVE:

To investigate the multi-detector-row spiral CT MDCT imaging findings of severe acute pancreatitis SAP complicated with acute kidney injury AKI, and to evaluate the correlation of MDCT imaging scoring to the presence of AKI in SAP.

METHODS:

One hundred and nineteen patients with confirmed diagnosis of SAP during March 2008-December 2010 in our hospital were retrospectively included into the study. The imaging features including pancreatic size, areas and degrees of pancreatic necrosis, peripancreatic retroperitoneal and intraperitoneal inflammation and other organs involvement liver, kidney, spleen, gastrointestinal tract, etc. were observed, as well as related CT severity indexes such as Balthazar CT score, CT severity index CTSI and extra-pancreatic inflammation on CT EPIC score were calculated. At the mean time, the clinical data including serum creatinine, urine output and the eventual prognosis were collected and compared with CT indexes, which was used for statistical analysis.

RESULTS:

SAP with AKI patients were often associated with the high incidence of multiple organ dysfunction MODS 88.1% and high mortality 47.6%. In SAP with AKI patients, the CT indexes were significantly higher than those of SAP without AKI patients. Among the CT indexes, EPIC score showed the larger area under the ROC curve AUC = 0.903 than CTSI score AUC = 0.721 and Balthazar CT score AUC = 0.571.

CONCLUSION:

Among the CT indexes, EPIC score has a better prediction of AKI in SAP patients than CTSI and Balthazar CT scores.

 

Sichuan Da Xue Xue Bao Yi Xue Ban. 2011 Sep;425:695-8, 703.

PMID: 22007501 [PubMed - indexed for MEDLINE]

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