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Related Concept Videos

Cancer Prevention02:59

Cancer Prevention

8.3K
Several factors can increase the risk of cancer in an individual. About 50% of cancer cases can be prevented by adopting a healthy lifestyle, regular exercise, eating healthy, and following a modest cancer prevention diet. Epidemiological studies have consistently shown that populations with vegetable and fruit-rich diets have reduced the incidence of cancer. On the other hand, populations who have a diet rich in animal fat, red meat, junk food, or high calories are predisposed to cancer.
Some...
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Radiological Investigation III: Pulmonary Angiogram and PET Scan01:13

Radiological Investigation III: Pulmonary Angiogram and PET Scan

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Radiological investigations are paramount in the diagnosis and management of various pulmonary diseases. Two essential investigations are the Pulmonary Angiogram and the Positron Emission Tomography (PET) Scan.
Pulmonary Angiogram
A Pulmonary Angiogram is an invasive procedure involving injecting a contrast medium through a catheter threaded into the pulmonary artery or the right side of the heart to visualize the pulmonary vasculature. Computed Tomography (CT) scans have mainly replaced this...
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Related Experiment Video

Updated: Mar 1, 2026

MicroRNA Based Liquid Biopsy: The Experience of the Plasma miRNA Signature Classifier MSC for Lung Cancer Screening
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MicroRNA Based Liquid Biopsy: The Experience of the Plasma miRNA Signature Classifier MSC for Lung Cancer Screening

Published on: October 26, 2017

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Lung Cancer Screening.

Richard M Hoffman1, Rolando Sanchez2

  • 1Department of Medicine, University of Iowa Carver College of Medicine, 200 Hawkins Drive SE 618 GH, Iowa City, IA 52242, USA.

The Medical Clinics of North America
|June 5, 2017
PubMed
Summary
This summary is machine-generated.

Low-dose computed tomography (LDCT) screening can significantly reduce lung cancer deaths in high-risk individuals by 20%. This screening is recommended for current or former smokers aged 55-80 with a 30-pack-year history.

Keywords:
Decision makingEarly detection of cancerLung neoplasmsPractice guidelinesTobacco useTomography, X-ray computed

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Last Updated: Mar 1, 2026

MicroRNA Based Liquid Biopsy: The Experience of the Plasma miRNA Signature Classifier MSC for Lung Cancer Screening
08:14

MicroRNA Based Liquid Biopsy: The Experience of the Plasma miRNA Signature Classifier MSC for Lung Cancer Screening

Published on: October 26, 2017

16.3K

Area of Science:

  • Oncology
  • Radiology
  • Public Health

Background:

  • Lung cancer is the leading cause of cancer-related mortality in the U.S.
  • Tobacco use is responsible for over 80% of lung cancer deaths, highlighting the importance of primary prevention.
  • Early detection through screening can significantly impact patient outcomes.

Purpose of the Study:

  • To summarize the evidence supporting low-dose computed tomography (LDCT) for lung cancer screening.
  • To inform healthcare providers and high-risk individuals about current screening recommendations.

Main Methods:

  • Review of the National Lung Screening Trial (NLST) findings.
  • Analysis of recommendations from the US Preventive Services Task Force (USPSTF).

Main Results:

  • LDCT screening demonstrated a 20% reduction in lung cancer mortality compared to chest radiography in high-risk populations.
  • The USPSTF recommends annual LDCT screening for individuals aged 55 to 80 years.

Conclusions:

  • LDCT screening is a proven method to reduce lung cancer mortality in high-risk individuals.
  • Eligibility criteria for screening include a 30-pack-year smoking history and current or recent smoking cessation (within 15 years).
  • Widespread adoption of LDCT screening can decrease the overall burden of lung cancer deaths.