Review
Copyright ©2013 Baishideng Publishing Group Co.
World J Gastroenterol. Jul 7, 2013; 19(25): 3918-3930
Published online Jul 7, 2013. doi: 10.3748/wjg.v19.i25.3918
Table 2 Computed tomography grading system for caustic lesions
GradeFeatures
Grade 1No definite swelling of esophageal wall
Grade 2Edematous wall thickening without periesophageal soft tissue involvement
Grade 3Edematous wall thickening with periesophageal soft tissue infiltration plus well-demarcated tissue interface
Grade 4Edematous wall thickening with periesophageal soft tissue infiltration plus blurring of tissue interface or localized fluid collection around the esophagus or descending aorta