Evidence map›Paper›PMID 32352039›Full record

ArticleNPJ digital medicine2020

PENet-a scalable deep-learning model for automated diagnosis of pulmonary embolism using volumetric CT imaging.

Shih-Cheng Huang, Tanay Kothari, Imon Banerjee, Chris Chute, Robyn L Ball, Norah Borus, Andrew Huang, Bhavik N Patel, Pranav Rajpurkar, Jeremy Irvin and 7 more

Erratum issuedAbstract read
In one paragraph

Article in NPJ digital medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 78 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
78citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

78 citing papers in PubMed, 3 syntheses or guidelines pooled it.

  1. Pooled it
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  15. Deep learning-based segmentation of acute pulmonary embolism in cardiac CT images.International journal of computer assisted radiology and surgery · 2026
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18 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

17 authors.

Shih-Cheng Huang *1Department of Biomedical Data Science, Stanford University, Stanford, CA USA.ORCID 0000-0001-9882-833X
Tanay Kothari *3Department of Computer Science, Stanford University, Stanford, CA USA.
Imon Banerjee1Department of Biomedical Data Science, Stanford University, Stanford, CA USA.ORCID 0000-0002-3327-8004
Chris Chute3Department of Computer Science, Stanford University, Stanford, CA USA.
Robyn L Ball2Center for Artificial Intelligence in Medicine & Imaging, Stanford University, Stanford, CA USA.
Norah Borus3Department of Computer Science, Stanford University, Stanford, CA USA.
Andrew Huang3Department of Computer Science, Stanford University, Stanford, CA USA.
Bhavik N Patel5Department of Radiology, Stanford University, Stanford, CA USA.ORCID 0000-0001-5157-9903
Pranav Rajpurkar3Department of Computer Science, Stanford University, Stanford, CA USA.
Jeremy Irvin3Department of Computer Science, Stanford University, Stanford, CA USA.
Jared Dunnmon5Department of Radiology, Stanford University, Stanford, CA USA.
Joseph Bledsoe6Department of Emergency Medicine, Intermountain Medical Center, Salt Lake Valley, UT USA.
Katie Shpanskaya5Department of Radiology, Stanford University, Stanford, CA USA.
Abhay Dhaliwal7Michigan State University, College of Human Medicine, East Lansing, MI USA.
Roham Zamanian8Department of Pulmonary Critical Care Medicine, Stanford University, Stanford, CA USA.
Andrew Y Ng3Department of Computer Science, Stanford University, Stanford, CA USA.
Matthew P Lungren1Department of Biomedical Data Science, Stanford University, Stanford, CA USA.

Funding

Stanford Center for Clinical & Translational Education and Research (Spectrum)UL1TR003142 · NCATS · STANFORD UNIVERSITY · PI O'HARA, RUTH M · 2019 to 2023
$45.0M
Spectrum Stanford Center for clinical and Translational Research and EducationUL1TR001085 · NCATS · STANFORD UNIVERSITY · PI CULLEN, MARK RICHARD, GREENBERG, HARRY BERNARD · 2013 to 2017
$37.1M
Population-level Pulmonary Embolism Outcome Prediction with Imaging and Clinical Data: A Multi-Center StudyR01HL155410 · NHLBI · STANFORD UNIVERSITY · PI LANGLOTZ, CURTIS P, SHAH, NIGAM H · 2021 to 2024
$2.1M
Deep Learning for Pulmonary Embolism Imaging Decision Support: A Multi-institutional CollaborationR01LM012966 · NLM · STANFORD UNIVERSITY · PI SHAH, NIGAM H · 2018 to 2021
$1.4M
NCATS NIH HHS UL1 TR001085NCATS NIH HHS UL1 TR003142NHLBI NIH HHS R01 HL155410NLM NIH HHS R01 LM012966
6 · The paper itself

Abstract

Pulmonary embolism (PE) is a life-threatening clinical problem and computed tomography pulmonary angiography (CTPA) is the gold standard for diagnosis. Prompt diagnosis and immediate treatment are critical to avoid high morbidity and mortality rates, yet PE remains among the diagnoses most frequently missed or delayed. In this study, we developed a deep learning model-PENet, to automatically detect PE on volumetric CTPA scans as an end-to-end solution for this purpose. The PENet is a 77-layer 3D convolutional neural network (CNN) pretrained on the Kinetics-600 dataset and fine-tuned on a retrospective CTPA dataset collected from a single academic institution. The PENet model performance was evaluated in detecting PE on data from two different institutions: one as a hold-out dataset from the same institution as the training data and a second collected from an external institution to evaluate model generalizability to an unrelated population dataset. PENet achieved an AUROC of 0.84 [0.82-0.87] on detecting PE on the hold out internal test set and 0.85 [0.81-0.88] on external dataset. PENet also outperformed current state-of-the-art 3D CNN models. The results represent successful application of an end-to-end 3D CNN model for the complex task of PE diagnosis without requiring computationally intensive and time consuming preprocessing and demonstrates sustained performance on data from an external institution. Our model could be applied as a triage tool to automatically identify clinically important PEs allowing for prioritization for diagnostic radiology interpretation and improved care pathways via more efficient diagnosis.

Indexed as

Cardiovascular diseasesRadiography

Identifiers

PMID32352039
PMCPMC7181770

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.