Table 2.
Anatomical details of the 9 patients with supernumerary kidneys
| No. | Supernumerary kidney | Contralateral kidney | Ipsilateral kidney | Artery | Vein | Ureter | Complications | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Side | Size (cm) | Localization | Urologic | Genital | Other | ||||||
| 1 | right | 3.0 × 2.1 × 1.9 | Dorsal of the bladder | Left, normal | Right, normal | Internal Iliac | Internal Iliac | Seminal vesicle | Concrements in SK without function | – | – |
| 2 | left | 1.7 × 1.5 × 1.2 | Ventral of the upper pole of the left kidney | Right, normal | Left, normal (Ureter fissus) | Aorta | Caval vein |
Orifice in ureter of normal IK (Ureter fissus) |
Concrements in SK | – | – |
| 3 | right | 3.7 × 3.2 × 1.5 | Cranial of the right kidney | Right, normal | Right, normal | Aorta | Caval vein |
Orifice in ureter of normal IK (Ureter fissus) |
– | – | |
| 4 | right | 8.5 × 8.1 × 6.5 | Dorsal of the bladder, median and paramedian | Left, normal | Right; reflux; pyelonephritis; removed | Internal Iliac | Internal iliac | Bladder | Hydronephrosis IV in SK; Pyelonephritis in SK and IK | – | – |
| 5 | right | 2.9 × 2.0 × 2.0 | Dorsal of the bladder; cranial of the seminal vesicle | Left, normal | Right; pelvic kidney | Internal Iliac | Internal iliac | Seminal vesicle | – | 6 lumbar vertebrae; Cleft of 6th vertebrate body arc | |
| 6 | right | 9.4 × 7.6 × 7.5 | Dorsal and cranial of the bladder, median and paramedian | Left, normal | Right; pelvic kidney; cirrhosis of the kidney | Internal Iliac | Internal iliac | Bladder | Hydronephrosis IV in SK; cirrhosis of IK | – | Cleft of 5th vertebrate body arc |
| 7 | right | 9.3 × 6.6 × 4.2 | Caudal of the right kidney | Left, normal | Right, normal | Aorta | Caval vein | Orifice in ureter of IK (Ureter fissus) | Hydronephrosis IV in SK | – | – |
| 8 | left | 6.7 × 5.2 × 6.2 | Cranial of the left kidney | Right, normal | Cirrhosis of the kidney; kidney stones | Aorta | Caval vein | Orifice in ureter of IK (Ureter fissus) | Hydronephrosis IV in SK; cirrhosis of IK; kidney stones in common stem of ureter fissus | – | – |
| 9 | left | 12.2 × 8.8 × 8.9 | Caudal and lateral of the left kidney | Right, normal | Left; pelvic kidney | Internal Iliac | Internal Iliac | Bladder (caudal) | Hydronephrosis IV in SK; ipsilateral indirect inguinal hernia | – | Cleft of 5th vertebrate body arc |
Abbreviations: DD Differential diagnosis, IK Ipsilateral kidney