Fig. 2From: Clinical features of Kawasaki disease initially mimicking retropharyngeal abscess: a retrospective analysisNeck radiological findings of retropharyngeal abscess without KD. a, b Axial and sagittal enhanced neck CT images showing a large collection filling the retropharyngeal space. There is a marked mass effect and ring enhancement. c, d Axial T2fs MR image and axial postGd T1fs MR image showing a left-sided retropharyngeal fluid collection with soft tissue oedema with significant ring enhancement (arrow)Back to article page