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. 2012 Jan 1;8(1):e7. doi: 10.2349/biij.8.1.e7

Table 4.

Summary of imaging findings from each imaging modality in 4 patients with malrotation.

Number of patients by imaging study
Abdominal radiograph IVP RP US
Findings 4 3 2 1
Visible renal axis 3 3
- Vertical 1 2 2 Cannot evaluate
- Normal 2 1
Rotation
- Nonrotation Cannot evaluate 1 0 1
- Reverse rotation 2 2 0
Stones 2 2 2 1
- Low position 1 2 2 1
Hydronephrosis Cannot evaluate 2 2 0
Abnormal renal function Cannot evaluate 0 Cannot evaluate Cannot evaluate