Table 2: Summary of the surgical steps for intracranial migration of Foley balloon catheter.
| Surgical steps (FCTP) | |
| 1 | Facing the interior wall of cavity of tumor with Surgicel®. |
| 2 | Cutting the tip part of the Foley balloon catheter carefully without impairing the liquid capsule. |
| 3 | Testing the safety of water capsule without creases to ensure that it is excessively transparent by priming with 50 ml water gradually and then swabbing off all the saline. |
| 4 | Putting Foley balloon catheter into residual cavity then fill with 15-50 ml saline according to the size of the residual cavity. |