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Table 3 shows the abnormal USS findings at initial and follow up scans

From: The role of routine post-natal abdominal ultrasound for newborns in a resource-poor setting: a longitudinal study

Serial no Age in days sex Initial USS findings Follow-up USS findings
1. 3 F Absent left kidney Follow up at 18 months-
Absent Left Kidney.
Normal Right Kidney (7.9 × 3.4 cm)
2. 4 F Mild dilated right renal pelvis.
SFU grade 1
Follow up at 18 months-
Right kidney-Extra-renal pelvis, normal calyces. RK- 6.6 × 2.6 cm; LK- 6.5 × 2.5 cm
3 2 M Pelvic (Ectopic) right kidney Follow up at 18 months-
Rt pelvic kidney- 5.9 × 2.7 cm; LK-5.9 × 2.5 cm
4 1 M Malrotated left kidney Follow up at 18 months - normal
RK- 5.6 × 2.6 cm; LK-5.7 × 2.4 cm
5 4 F Duplex right collecting system Lost to follow up
6 2 F Right Suprarenal/Adrenal Mass-Hypoechoic suggestive of haemorrage (3.4 × 1.8 cm)
Fever, jaundice on day 2
4 weeks - Echogenic, smaller adrenal mass (1.4 × 0.9 cm)
6 months - Total resolution of mass
7 2 F Left calyceal cyst- upper pole Lost to follow up
8 1 F Left cortical cyst- inferior pole (1.4 × 1.2 cm)- fig 1 4 weeks - cyst = 1.1 × 1.1 cm
6 months - normal USS. No cyst
9 5 M Mild dilated right renal pelvis.
SFU grade 1
6 months - Normal USS
10 1 M Mild dilated right renal pelvis.
SFU grade 1(HIV positive mother)
Lost to follow up
11 2 F Left Hydronephrosis
SFU grade 3
6 weeks -Left hydronephrosis-SFU grade 3 (LK- 5.5 × 3 cm; RK- 4.9 × 2.2 cm)
4 1/2 months- Left hydronephrosis SFU grade 3 (LK- 5.8 × 2.4 cm; RK- 5.7 × 2.4 cm)
12 4 M Left Hydronephrosis
SFU grade 4.- figure 2
LK = 8.9 × 5.3 cm; RK = 4.5 × 1.7 cm.
4 months - SFU grade 4
LK = 10.3 × 6.5 cm; RK = 5.5 × 2.5 cm -figure 3 and figure 4
  1. USS- Ultrasound; LK- Left kidney; RK- Right Kidney; SFU- Society for Fetal Urology Grade.