Table 3.

Appropriateness of examination in Crohn's disease.

	CE	US	CPD/CEUS	MDCT-E	MDCT-e	MR-E	MR-e	TLLS
First diagnosis	8	7	7	9	8	9	8	7
Followup*	2	9	6	2	2	4	5	2
Relapse	6	6	6	8	7	9	8	7
Complications	7	6	6	9	8	9	8	6

9: extremely appropriate; 7-8: usually appropriate; 4–6 doubt; 2-3: usually inappropriate; 1: extremely inappropriate [52].

CE: conventional enteroclysis; US: ultrasonography; PD: power Doppler; CEUS: contrast-enhancement ultrasonography; MDCT-E: multidetector CT enteroclysis; MDCT-e: multidetector CT enterography; MR-E: magnetic resonance enteroclysis; MR-e: magnetic resonance enterography; TLLS: 99m Tc-HMPAO-labeled leukocyte scintigraphy; IV infusion: intravascular infusion; *negativity of clinic and laboratory exams.