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Related Experiment Video

Updated: Jun 1, 2026

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

Mediastinal incidentalomas.

Jos A Stigt¹, James E Boers, Ad H Oostdijk

¹Departments of Pulmonology, University Medical Center Groningen, Groningen, The Netherlands. j.a.stigt@isala.nl

Journal of Thoracic Oncology : Official Publication of the International Association for the Study of Lung Cancer

|May 19, 2011

Summary

This summary is machine-generated.

Incidental mediastinal lymphadenopathy on CT scans often presents as multiple, small nodes. Due to low malignancy predictive value, invasive diagnostic testing should be approached cautiously.

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Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Cardiac Magnetic Resonance for the Evaluation of Suspected Cardiac Thrombus: Conventional and Emerging Techniques

Published on: June 11, 2019

Electromagnetic Navigation Transthoracic Nodule Localization for Minimally Invasive Thoracic Surgery

Electromagnetic Navigation Transthoracic Nodule Localization for Minimally Invasive Thoracic Surgery

Published on: May 4, 2022

Area of Science:

Pulmonology
Radiology
Oncology

Background:

Incidental mediastinal lymphadenopathy is a common finding on computed tomography (CT) scans.
Determining the need for further diagnostic steps for these unexpected findings can be challenging for pulmonologists.

Purpose of the Study:

To characterize incidental mediastinal lymphadenopathy using imaging and pathological analysis.
To evaluate the diagnostic yield of various investigations for these findings.

Main Methods:

Prospective explorative study of patients with incidental mediastinal lymphadenopathy on CT.
Inclusion criteria: incidental mediastinal lymphadenopathy on CT for non-neoplasm indications.
Diagnostic methods included positron emission tomography, endoscopic/endobronchial ultrasound-guided punctures, and clinical follow-up.

Main Results:

Eighty-three patients were included; median enlarged node stations: 7 (range 3-9).
Median node size: 6-14 mm; 77% had hilar lymphadenopathy.
Non-diagnostic in 8%; lymphocytes (66%) and sarcoidosis (22%) were common findings. 87% showed increased metabolic activity on PET.

Conclusions:

Incidental mediastinal lymph nodes are typically multiple, small, and often accompanied by hilar lymphadenopathy.
Increased metabolic activity is common, but the low predictive value for malignancy suggests a conservative approach to invasive diagnostics.