Computed tomography findings in 11,504 adult patients with traumatic brain injury: a large real-world cohort study with a S100B subgroup analysis - Summary - MDSpire

Computed tomography findings in 11,504 adult patients with traumatic brain injury: a large real-world cohort study with a S100B subgroup analysis

  • By

  • Clemens Clar

  • Paul Puchwein

  • Maximilian Moshammer

  • Patrick Sadoghi

  • Diether Kramer

  • Andreas Leithner

  • Patrick Reinbacher

  • June 30, 2026

  • 0 min

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Objective:

To characterize acute cranial CT findings in a large cohort of adult patients with traumatic brain injury and to explore the diagnostic performance of S100B in a selected subgroup.

Approach:
  • Study Design: Retrospective single-center cohort study evaluating adult patients presenting with TBI to a level I trauma center between April 2016 and May 2024.
  • Inclusion Criteria: Patients aged 18 and older with documented TBI and cranial CT examination.
  • Data Acquisition: Patient-level data extracted from the hospital information system, including age, sex, diagnoses, treatment status, CT findings, and S100B measurements.
Key Findings:
  • A significant proportion of cranial CT scans in adult TBI patients did not demonstrate acute traumatic abnormalities.
  • Negative S100B levels were associated with the absence of acute findings on CT in a selected subgroup.
Interpretation:

Many CT scans in TBI patients did not demonstrate acute traumatic abnormalities, and negative S100B levels were associated with the absence of acute findings on CT in a selected subgroup.

Limitations:
  • The study was conducted at a single center, which may limit generalizability.
  • Retrospective design may introduce selection bias.
Conclusion:

The findings indicate that a significant proportion of cranial CT scans in adult TBI patients did not show acute traumatic abnormalities.

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