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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.
The technique was invented in the 1970s and is based on the principle that as X-rays pass through the body, they are absorbed or reflected at different levels. In the technique, a patient lies on a motorized platform while a computerized axial tomography (CAT) scanner rotates...
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Robotic Assisted Bronchoscopy with Endobronchial Ultrasound for the Evaluation of Multiple Pulmonary Nodules: A Multi-Center Registry.

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Cryobiopsy vs Forceps for Bronchoscopic Lung Biopsy: The FROSTBITE-2 Randomized Clinical Trial.

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Network-based analysis of images and lesions expressed by digital interpretation and transmission of bronchoscopy findings on social media (NAILED-IT).

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Related Experiment Video

Updated: Mar 10, 2026

Electromagnetic Navigation Transthoracic Nodule Localization for Minimally Invasive Thoracic Surgery
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Electromagnetic Navigation Transthoracic Nodule Localization for Minimally Invasive Thoracic Surgery

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Same-Day Computed Tomographic Chest Imaging for Pulmonary Nodule Targeting with Electromagnetic Navigation

Roy W Semaan1, Hans J Lee1, David Feller-Kopman1

  • 11 Section of Interventional Pulmonology, Division of Pulmonary and Critical Care Medicine, Johns Hopkins University School of Medicine, Baltimore, Maryland; and.

Annals of the American Thoracic Society
|December 8, 2016
PubMed
Summary
This summary is machine-generated.

Same-day chest CT scans before bronchoscopy can identify resolving lung nodules, preventing unnecessary procedures. This approach may reduce procedural risks for patients diagnosed with pulmonary lesions.

Keywords:
bronchoscopynodule resolutionpulmonary masspulmonary nodule

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Area of Science:

  • Pulmonology
  • Radiology
  • Medical Diagnostics

Background:

  • Bronchoscopy is a common diagnostic tool for pulmonary nodules found on CT scans.
  • Pre-procedure CT scans for bronchoscopy planning are often done weeks or months before the procedure.
  • This time gap may prevent the detection of nodule resolution before the bronchoscopy.

Purpose of the Study:

  • To evaluate if same-day CT imaging can detect resolution of lung nodules.
  • To determine if this detection reduces the need for unnecessary bronchoscopic procedures.

Main Methods:

  • A prospective case series of patients undergoing navigational bronchoscopy was conducted.
  • The study utilized a new technology requiring same-day pre-procedural CT imaging.
  • Patients whose procedures were canceled due to nodule resolution on same-day CT were identified.

Main Results:

  • Out of 116 patients scheduled for bronchoscopy, 8 (6.9%) had their procedure canceled due to nodule resolution.
  • The average time between initial CT and same-day scan was 53 days for canceled cases.
  • The number needed to screen to prevent one unnecessary procedure was 15.

Conclusions:

  • Lesion resolution can occur between initial CT and scheduled bronchoscopy.
  • Same-day CT imaging can identify these resolutions, potentially avoiding unnecessary procedures.
  • This strategy may decrease procedural risks associated with bronchoscopy.