Epilepsy Surgery: Rare Hemorrhagic Complications Study

Following cranial Epilepsy Surgery, hemorrhagic complications are rare, according to a study published online in World Neurosurgery on April 12.

Yong Liu, from The First Affiliated Hospital of Xi’an Jiaotong University in China, and associates conducted a retrospective analysis on patients who had cranial epilepsy surgery between October 2003 and April 2019 to determine the frequency and severity of hemorrhagic complications.

During the inclusion period, 2,026 surgical procedures were carried out in total. A total of 66 hemorrhagic complications were found by the researchers, representing a 3.3% incidence. Epidural hemorrhage and intraparenchymal hemorrhage accounted for 576.6% and 33.3% of all hemorrhagic sequelae, respectively.

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Grade 1, 2, 3, and 4 complications affected 68.2, 6.1, 24.2, and 1.5 percent of patients, respectively. Hemorrhagic mortality from complications related to bleeding was 1.5% of total bleeding deaths from cranial surgeries. Left craniotomy caused a larger percentage of serious bleeding (34.2 versus 14.3 percent). Compared to other epilepsy types, extratemporal lobe epilepsy generated a higher percentage of serious bleeding (34.2 versus 14.3 percent).

“Severe postoperative hemorrhage occurred at a low rate,” the authors write. “Although no independent risk factors for hemorrhagic complication after epilepsy surgery were identified in this study, meticulous surgical technique remains the most important approach to prevent postoperative hemorrhage.”

After analyzing patients who underwent cranial epilepsy surgery from 2003 to 2019, it was found that hemorrhagic complications post-surgery are rare, with a 3.3% incidence rate. Among 2026 surgeries, 66 cases of hemorrhagic complications were recorded, predominantly mild in severity. This study underscores the generally favorable prognosis and low risk of severe hemorrhagic complications following open surgery for epilepsy, affirming its safety and efficacy.

For more information: Incidence, severity, and risk factors of hemorrhagic complications of epilepsy surgery after 2026 craniotomies from 2003 to 2019: a single center experience, World Neurology, DOI: 10.1016/j.wneu.2024.04.043