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Related Concept Videos

Computed Tomography01:10

Computed Tomography

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Tomography refers to imaging by sections. Computed tomography (CT) is a non-invasive imaging technique that uses computers to analyze several cross-sectional X-rays to reveal minute details about structures in the body.
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DefinitionComputed Tomography (CT) of the genitourinary (GU) tract is a non-invasive imaging modality that utilizes X-rays and computer processing to generate detailed cross-sectional images of the urinary system, encompassing the kidneys, ureters, bladder, and adjacent structures such as the adrenal glands.PurposeCT scans of the GU tract serve several diagnostic and therapeutic purposes, including:Diagnosis of Urinary Tract Diseases: Detects kidney stones, tumors, cysts, and congenital...
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Cardiac computed tomography (CT) scanning is an advanced cardiac imaging technique that utilizes CT technology, with or without intravenous (IV) contrast, to produce accurate cross-sectional virtual slices of specific areas of the heart, coronary circulation, and major blood vessels such as the aorta, pulmonary veins, and arteries. The computer processes these slices to generate three-dimensional images. Multidetector CT (MDCT) is a rapid form of CT scanning that captures multiple slices...
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Intraoperative Ultrasound in Spinal Surgery
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Universal sinus computed tomography protocol for diagnostic imaging and intraoperative navigation.

Joseph M Hoxworth1, Devyani Lal

  • 1Department of Radiology, Mayo Clinic, Phoenix, Arizona, USA.

Allergy & Rhinology (Providence, R.I.)
|December 22, 2015
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Summary

A single sinus computed tomography (CT) protocol can reduce costs and radiation exposure for diagnostic imaging and intraoperative navigation. Successful implementation requires considering practice-based factors for optimal outcomes.

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Area of Science:

  • Radiology
  • Medical Imaging
  • Otolaryngology

Background:

  • Sinus computed tomography (CT) is crucial for diagnosing paranasal sinus disease and guiding medical therapy and surgery.
  • Multiple CT scans increase healthcare costs and patient radiation exposure.
  • Current practices involve varied CT protocols for diagnosis and intraoperative navigation.

Purpose of the Study:

  • To evaluate the cost savings and radiation dose reduction achievable with a single, universal sinus CT protocol.
  • To assess the efficacy of a unified protocol for both diagnostic imaging and intraoperative navigation.

Main Methods:

  • Implemented a single, universal sinus CT imaging protocol.
  • Analyzed electronic medical records over four years to gather data on CTs performed, dose-length products, referring provider specialties, and intraoperative navigation usage.
  • Assessed the technical adequacy of CTs for surgical guidance.

Main Results:

  • A total of 6187 sinus CTs were performed, with a mean dose-length product of 338.4 ± 31.9 mGy-cm.
  • Endoscopic sinus surgery utilized imaging guidance in 596 cases, with all CTs deemed technically adequate.
  • Adopting a universal protocol led to an estimated cost saving of $147,628 based on Medicare reimbursement.

Conclusions:

  • A single universal sinus CT protocol effectively reduces costs and radiation exposure for diagnostic and intraoperative purposes.
  • Successful adoption necessitates careful consideration of practice-based factors.
  • This approach offers a viable strategy for optimizing sinus CT utilization.