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The value of CT scans for children with headaches
J M Dooley1, P R Camfield, M O'Neill
1Department of Pediatrics, Dalhousie University, Nova Scotia, Canada.
Insights
Computed tomography (CT) scans have limited value for diagnosing pediatric headaches. Most children with headaches do not require CT scans, as clinical assessment alone is often sufficient for diagnosis.
Area of Science:
- Pediatric Neurology
- Diagnostic Imaging
Background:
- Headache is a common presenting complaint in pediatric neurology.
- The utility of neuroimaging, specifically CT scans, in evaluating pediatric headaches requires clarification.
Purpose of the Study:
- To assess the diagnostic value of CT scans in children referred for headache evaluation.
- To determine the prevalence of significant intracranial pathology in pediatric headache patients.
Main Methods:
- Retrospective review of pediatric patients referred for headache over a one-year period.
- Analysis of CT scan utilization and findings in secondary and tertiary pediatric centers.
- Follow-up assessment for unrecognized neurological disease in patients managed with clinical evaluation alone.
Main Results:
- Only 1 out of 157 children (0.6%) evaluated for headache had significant intracranial pathology.
- CT scans were performed on a small proportion of patients (7/157), with only one abnormal finding.
- No cases of unrecognized neurological disease were identified in children managed solely with clinical assessment during follow-up.
Conclusions:
- CT scans play a limited role in the routine management of pediatric headaches.
- Clinical assessment is often adequate for evaluating children with headache, reducing the need for neuroimaging.
- Overutilization of CT scans for pediatric headaches may not be cost-effective or clinically beneficial.
Abstract:
We studied the value of CT scans for all children referred because of headache to one secondary and one tertiary pediatric centre during a 1 year period. Of 117 children who were seen by the Pediatric Neurology Service, at the I.W.K. Children's Hospital, 4 had CT scans and only 1 of these was abnormal. The consultant Pediatrician saw 40 children because of headache. CT scans were done on 3 of these patients and all were normal. None of the children who had a clinical assessment alone had unrecognized neurological disease during 20 months of follow-up. Therefore only 1 of 157 children had significant intracranial pathology. We conclude that CT scans have a limited role in the management of children with headache.