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Calcium-Scoring CT ScanA calcium-scoring CT scan, also known as coronary artery calcium (CAC) scan, detects calcium deposits in the coronary arteries. This test assesses the risk of coronary artery disease (CAD), which can lead to cardiovascular events such as angina, heart failure, and sudden cardiac arrest.A calcium-scoring CT scan is generally recommended for individuals at intermediate risk of CAD without symptoms. It includes:Men aged 40-75 and women aged 50-75: Especially those with a...
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Calculated decisions:NEXUS criteria for c-spine imaging.

Daniel Runde1

  • 1Department of Emergency Medicine, University of Iowa, Iowa City, IA.

Emergency Medicine Practice
|August 18, 2020
PubMed
Summary

The NEXUS criteria help doctors determine if patients need C-spine imaging for potential cervical spine fractures. This clinical assessment can safely clear patients, avoiding unnecessary imaging.

Area of Science:

  • Emergency Medicine
  • Radiology
  • Trauma Care

Background:

  • Cervical spine (C-spine) fractures require prompt diagnosis.
  • Imaging is often used to rule out C-spine injury.
  • Clinical criteria aim to reduce unnecessary imaging.

Purpose of the Study:

  • To evaluate the effectiveness of the NEXUS criteria in identifying patients with cervical spine fractures.
  • To assess the utility of clinical clearance for C-spine injuries.

Main Methods:

  • Review of patient data assessed using the NEXUS criteria.
  • Comparison of clinical assessment outcomes with imaging results.
  • Analysis of diagnostic accuracy for C-spine fracture detection.

Main Results:

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  • The NEXUS criteria demonstrated high sensitivity in identifying patients requiring C-spine imaging.
  • Clinical assessment using NEXUS criteria successfully cleared a significant number of patients, avoiding imaging.
  • No missed cervical spine fractures were reported in the cleared patient cohort.

Conclusions:

  • The NEXUS criteria provide a reliable method for clinical clearance of patients from C-spine imaging.
  • Implementing NEXUS criteria can reduce healthcare costs and patient exposure to radiation.
  • Clinical assessment is a valuable tool in the initial evaluation of potential cervical spine injuries.