Classification of ectopic intrathoracic kidney
| Group number | Description |
|---|---|
| Group 1 | True ectopic intrathoracic kidney with closed diaphragm |
| Group 2 | Ectopic kidney due to diaphragmatic eventration |
| Group 3 | Ectopic kidney due to diaphragmatic hernia (either congenital or acquired) |
| Group 4 | Ectopic kidney due to traumatic rupture of the diaphragm |