Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Liver metastases: imaging considerations for protocol development with multislice CT (MSCT).

Paul M Silverman1

  • 1Department of Radiology, University of Texas MD Anderson Cancer Center, Houston, TX 77030, USA. psilverman@mdanderson.org

Cancer Imaging : the Official Publication of the International Cancer Imaging Society
|November 14, 2006
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Abdominal and pelvic complications of nonoperative oncologic therapy.

Radiographics : a review publication of the Radiological Society of North America, Inc·2014
Same author

Common and uncommon bilateral adult renal masses.

Cancer imaging : the official publication of the International Cancer Imaging Society·2012
Same author

Common and uncommon adult unilateral renal masses other than renal cell carcinoma.

Cancer imaging : the official publication of the International Cancer Imaging Society·2012
Same author

Renal cell carcinoma: diagnosis, staging, and surveillance.

AJR. American journal of roentgenology·2008
Same author

The subperitoneal space: mechanisms of tumour spread in the peritoneal cavity, mesentery, and omentum.

Cancer imaging : the official publication of the International Cancer Imaging Society·2008
Same author

Imaging in oncology from the University of Texas M. D. Anderson Cancer Center: diagnosis, staging, and surveillance of prostate cancer.

AJR. American journal of roentgenology·2007

Multislice CT (MSCT) enhances liver lesion detection by improving imaging speed and precision over single-slice helical CT (SSCT). This advanced imaging technique optimizes contrast between lesions and liver tissue, aiding in the diagnosis of both hypovascular and hypervascular metastases.

Area of Science:

  • Radiology and Imaging
  • Hepatobiliary Imaging
  • Oncologic Imaging

Background:

  • Single-slice helical computed tomography (SSCT) enabled liver scanning during the critical portal venous phase, termed the 'optimal temporal window'.
  • Detecting liver metastases, particularly hypovascular types, has historically relied on precise timing during contrast-enhanced CT scans.
  • Tumor detectability can be compromised by the 'equilibrium' phase where lesions may become isodense with normal liver parenchyma.

Purpose of the Study:

  • To evaluate the advantages of multislice CT (MSCT) over conventional SSCT for liver lesion detection.
  • To highlight MSCT's capability for multiphase scanning and improved conspicuity of liver metastases.
  • To discuss the impact of advancing MSCT technology, including detector systems and volumetric scanning, on hepatic imaging.

Related Experiment Videos

Main Methods:

  • Comparison of imaging capabilities between conventional SSCT and modern MSCT scanners.
  • Analysis of MSCT's ability to image during specific contrast phases (portal venous, arterial, late arterial) for metastasis detection.
  • Discussion of increased imaging speed and precision offered by MSCT, including 32- and 64-detector systems.

Main Results:

  • MSCT significantly reduces scan times, allowing for more precise imaging compared to SSCT.
  • Enhanced conspicuity between hypovascular liver metastases and enhanced normal liver parenchyma is achieved with MSCT.
  • MSCT avoids the 'equilibrium' phase, preventing isodense rendering of tumors, and enables multiphase scanning for hypervascular metastases.

Conclusions:

  • MSCT represents a significant advancement in hepatic imaging, offering superior detection of liver metastases.
  • The speed and precision of MSCT, particularly with multi-detector systems, optimize the diagnosis of both hypovascular and hypervascular hepatic lesions.
  • Future volumetric CT advancements are expected to further enhance diagnostic capabilities in liver imaging.