Abstract:High-quality, published CDRs exist for head CT use after paediatric head injury. Physician-reported CT triggers differ from CDR-recommended triggers. The major published head injury CDRs should be prospectively validated in the Australasian setting before incorporating them into local practice and CPGs.
“…A further limitation is that CT scans were not reviewed centrally; rather CT reports were used to assess ICI. Finally, this study reflects practice at tertiary Australian and New Zealand centres, where imaging rates are generally lower than in North America6 7 11 24 and no specific rule predominates 25. The developers of NEXUS presumed that patients in the derivation study perceived by clinicians to be at high risk (independent of the NEXUS criteria per se) would be imaged by treating clinicians anyway.…”
NEXUS II had high sensitivity, similar to the derivation study. However, approximately half of unimaged patients were positive for NEXUS II risk criteria; this may result in an increased CT rate in a setting with high clinician accuracy.
“…A further limitation is that CT scans were not reviewed centrally; rather CT reports were used to assess ICI. Finally, this study reflects practice at tertiary Australian and New Zealand centres, where imaging rates are generally lower than in North America6 7 11 24 and no specific rule predominates 25. The developers of NEXUS presumed that patients in the derivation study perceived by clinicians to be at high risk (independent of the NEXUS criteria per se) would be imaged by treating clinicians anyway.…”
NEXUS II had high sensitivity, similar to the derivation study. However, approximately half of unimaged patients were positive for NEXUS II risk criteria; this may result in an increased CT rate in a setting with high clinician accuracy.
“…A recent survey of Australian paediatricians and emergency physicians examined factors contributing to the ordering of CTBs . It was found that Australian practitioners were not using all triggers suggested by existing CDRs when deciding whether or not to perform a CTB.…”
“…This may have been partly due to the various specialties involved in the care of these children, the large amount of criteria in the guidelines and the fact that they could be interpreted in a number of ways. In addition, objective clinical findings have been shown to be more commonly used as the criteria for performing a CT scan than historical factors . Consequently, there was a large variation in the care of children with MTHI in the Netherlands.…”
Section: Adherence To Major Criteria To Perform a Ct Scan In Childrenmentioning
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