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Head and neck imaging with MDCT.

H Imhof1, Chr Czerny, A Dirisamer

  • 1Univ Klinik f Radiodiagnostik/AKH-Vienna, Abtlg F Osteologie, Waehringer Guertel 18-20, A-1090, Vienna, Austria. mr@univie.ac.at

European Journal of Radiology
|February 25, 2003
PubMed
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Multi-slice CT (MDCT) offers reduced motion artifacts and enables phonation studies in head and neck imaging. Its thin-slicing and multiplanar reconstruction (MPR) capabilities save time and radiation exposure.

Area of Science:

  • Radiological Imaging
  • Medical Imaging Technology

Background:

  • Multi-slice CT (MDCT) is becoming a standard in radiological imaging.
  • Its benefits in cardiovascular, thoracic, and abdominal imaging are established.
  • The utility of MDCT for head and neck imaging requires further clarification.

Purpose of the Study:

  • To clarify the usefulness of MDCT for head and neck imaging.
  • To highlight the advantages of MDCT in reducing motion artifacts and enabling phonation studies.
  • To evaluate the impact of thin-slicing and MPR on examination time and radiation exposure.

Main Methods:

  • Utilized thin-slicing capabilities of MDCT.
  • Employed multiplanar reconstruction (MPR) for image analysis.
  • Investigated the use of high-concentration contrast media (400 mg iodine/ml).

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Main Results:

  • Shorter examination times reduce motion artifacts, allowing for phonation studies.
  • Thin-slicing and MPR necessitate examination in only one plane, saving time and radiation.
  • High-concentration contrast media enhance tissue contrast by 5-10% but are time-critical.
  • MPRs facilitate easy multiplanar and 3D visualization, aiding minimally invasive therapy and training.

Conclusions:

  • MDCT demonstrates significant potential for head and neck imaging.
  • The technique offers advantages in reduced artifacts, time efficiency, and radiation dose reduction.
  • MPR capabilities enhance diagnostic accuracy and facilitate advanced applications in head and neck radiology.