Conclusions: Necrosis range of cluster cool tip radiofrequency ablation could be enlarged by being combined with ethanol injection and being prolonged ablation time.

结论：联合无水乙醇注射和适当延长射频消融时间可以增大射频消融的坏死范围。

youdao

And cluster headaches are debilitating. The typical treatment is an injection with the drug sumatriptan.

VOA: standard.2009.12.17