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Stereotactic bilateral anterior cingulotomy for intractable pain
Chun Po Yen1, Sui Sum Kung, Yu Feng Su
1Department of Neurosurgery, Kaohsiung Medical University Hospital, Taiwan.
Summary
Stereotactic bilateral anterior cingulotomy offers significant pain relief for patients with intractable cancer and non-cancer pain. While generally safe, potential side effects include transient confusion and subtle attentional deficits.
Area of Science:
- Neurosurgery
- Pain Management
- Neurology
Background:
- Medically intractable pain poses a significant challenge in patient care.
- Cingulotomy is a neurosurgical intervention explored for refractory pain conditions.
Purpose of the Study:
- To evaluate the efficacy and safety of stereotactic bilateral anterior cingulotomy for pain relief.
- To assess outcomes in patients with both cancer and non-cancer related intractable pain.
Main Methods:
- A series of 22 patients with medically intractable pain underwent stereotactic bilateral anterior cingulotomy.
- Follow-up assessments were conducted at multiple time points up to one year post-procedure.
Main Results:
- Significant pain relief was achieved in 67% of cancer pain patients at one month, decreasing to 50% at six months.
- Among non-cancer pain patients, 5 out of 7 experienced significant or meaningful pain relief at one year.
- No surgical mortality or permanent neurological morbidity occurred; transient confusion and mild GI bleeding were reported in a minority of patients.
Conclusions:
- Stereotactic bilateral anterior cingulotomy is a viable option for managing intractable pain, particularly in cancer patients.
- While effective, potential cognitive side effects, such as attentional deficits, warrant consideration.
- The procedure demonstrates a favorable safety profile with minimal severe complications.