Comparison of treatment modalities regarding tumour location and time of therapy effect
| Immediate effect | Delayed effect | |
|---|---|---|
| Endoluminal tumour | Laser Electrocautery/APC Cryoextraction Mechanical debulking | Cryotherapy Photodynamic therapy Brachytherapy External irradiation |
| Extraluminal compression | Dilatation and stent placement | External irradiation |
APC: argon plasma coagulation.