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Risk Factors for the Recurrence of Chronic Subdural Hematoma

Seung Woo Lee1, Eui Gyu Sin1

  • 1Department of Neurosurgery, Konyang University Hospital, Konyang University College of Medicine, Daejeon, Korea.

Korean Journal of Neurotrauma
|July 18, 2024
PubMed

Insights

Male sex, advanced age, and specific radiological and surgical factors increase the risk of chronic subdural hematoma (CSDH) recurrence after surgery. Identifying these factors aids in managing CSDH.

Area of Science:

  • Neurosurgery
  • Geriatric Medicine
  • Radiology

Background:

  • Chronic subdural hematoma (CSDH) is a common neurosurgical condition, particularly in elderly patients after head trauma.
  • Despite generally favorable surgical outcomes, CSDH recurrence remains a significant clinical challenge.

Purpose of the Study:

  • To identify independent risk factors associated with the recurrence of chronic subdural hematoma (CSDH).
  • To analyze clinical and radiological data to predict CSDH recurrence post-surgery.

Main Methods:

  • Retrospective analysis of 370 patients who underwent CSDH surgery.
  • Data included patient demographics, comorbidities, medication use, radiological findings, and surgical methods.
  • Univariate and multivariate logistic regression analyses were employed to determine risk factors.

Main Results:

  • The recurrence rate for CSDH was 6.8% (25 out of 370 patients).
  • Independent risk factors for recurrence included male sex, advanced age, bilateral hematomas, moderate to severe brain atrophy, specific hematoma types (separation and gradation), and burr hole trephination.

Conclusions:

  • Patient sex, age, hematoma characteristics (laterality, density, architecture), and surgical techniques are significantly associated with CSDH recurrence.
  • These findings can inform strategies to reduce CSDH recurrence rates.
Abstract

Keywords:
Chronic subdural hematomaRecurrenceTrauma

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