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Assessment of Explicitly Stated Interval Change on Noncontrast Head CT Radiology Reports
M Braileanu1, K Crawford2, S R Key2
1From the Department of Radiology and Imaging Sciences, Emory University School of Medicine, Atlanta, Georgia. mbraile@emory.edu.
AJNR. American Journal of Neuroradiology
|June 1, 2019
Summary
Reporting interval change in noncontrast head CT scans was inconsistent, occurring in 67.3% of findings. Standardized reporting could enhance the clinical utility of radiology reports for head CT examinations.
Area of Science:
- Radiology and Imaging
- Medical Reporting Standards
- Neuroradiology
Background:
- Standardized reporting of interval change in radiology is crucial for clinical utility.
- Noncontrast head CT scans are frequently used for diagnosing various neurological conditions.
- Assessing changes over time is vital for patient management and treatment efficacy.
Purpose of the Study:
- To evaluate the explicit reporting of interval change in noncontrast head CT reports.
- To determine the consistency and variability of interval change reporting.
- To identify factors associated with the reporting of interval change.
Main Methods:
- Retrospective review of noncontrast head CT reports from January 2014.
- Inclusion criteria: reports with at least one prior comparison CT scan.
- Exclusion criteria: normal findings or comparison with non-CT modalities; statistical analysis performed.
Main Results:
- 230 reports from 200 patients were analyzed, with an average interval of 344.9 days between scans.
- Interval change was explicitly stated for 67.3% of all radiographic findings.
- Reporting varied significantly by finding type, from 95.3% for hemorrhagic to 36.4% for soft-tissue/osseous findings.
Conclusions:
- Interval change reporting in noncontrast head CTs is variable (67.3%).
- Structured reporting formats may enhance consistency and clarity.
- Improved reporting can increase the clinical utility of radiology findings.
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