Lunit INSIGHT CXR Triage

by Lunit  · Based in South Korea → — Conquer Cancer Through Cutting-Edge AI. Smarter. Faster. Together. From image to insight–we partner closely with visionaries like you to advance cancer detection and precision oncology.
Critical Care Emergency Medicine Radiology

Regulatory Status Disclosed

Overview

Lunit INSIGHT CXR Triage is a computer-assisted prioritization and triage software designed to analyze frontal chest X-ray images for critical, time-sensitive findings. The tool utilizes artificial intelligence algorithms to automatically identify the suspected presence of pleural effusion and pneumothorax.

The software is primarily built for radiologists, emergency medicine physicians, and intensive care specialists operating in high-stakes clinical environments such as emergency departments and intensive care units (ICUs). It is designed to assist medical professionals who are qualified to interpret chest radiographs by highlighting urgent cases that require immediate attention.

In terms of clinical workflow, Lunit INSIGHT CXR Triage operates in parallel with standard care procedures. Once a chest X-ray is acquired, the software analyzes the image and automatically flags positive cases within the Picture Archiving and Communication System (PACS) or radiology workstation. By placing flagged cases at the top of the reading queue, the tool enables passive prioritization without altering the original image data or removing cases from the standard clinical queue. This integration helps optimize the diagnostic timeline for critical thoracic conditions.

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Key Features

  • AI-based detection of pleural effusion and pneumothorax on frontal chest X-rays
  • Computer-assisted triage and notification for critical findings
  • Prioritization of emergent cases in PACS/workstation worklists
  • High sensitivity (94-96%) and specificity (95-99%) for target findings
  • Does not alter the order or remove cases from the reading queue
  • Provides abnormality scores indicating probability of lesion presence
  • Lesion localization using heatmaps or outlines
  • Text interpretation of analysis results for each finding
  • Normal flagging feature to quickly resolve normal exams
  • Seamless integration into PACS and RIS

Use Cases

  • Optimizing emergency room (ER) workflow
  • Reducing time-to-diagnosis for urgent chest conditions
  • Prioritizing patient X-rays for immediate review by physicians
  • Supporting non-radiologist physicians in image interpretation
  • Assisting in the triage of patients with respiratory symptoms
  • Integration with mobile X-ray devices in urgent care settings

What Physicians Need to Know

DICOM Support & Standards
Lunit INSIGHT CXR Triage ingests DICOM images and is compatible with DICOM chest X-ray images.
PACS Integration Method
The software integrates with PACS/workstations to flag images for prioritized review. It receives chest radiographs from the user's image storage system (e.g., PACS) or other radiological imaging equipment.
Reading Room Workflow Impact
Lunit INSIGHT CXR Triage is designed to optimize emergency room workflow, reduce waiting times, and enable timely treatment for patients with critical findings. It prioritizes emergent cases like pleural effusion and pneumothorax, notifying physicians and reducing time-to-diagnosis. The software flags images in the PACS/workstation but does not alter the order or remove cases from the reading queue. Studies suggest it can reduce triage time by 77% and overall reading time, improving efficiency in emergency situations.
AI Model Architecture (deep learning approach)
Lunit INSIGHT CXR Triage utilizes artificial intelligence-based image analysis algorithms and deep learning technology. It applies a DLAD-family deep convolutional neural network, based on a ResNet-34 backbone, trained for multi-label abnormality detection.
Processing Speed (per study)
The device performance time for Lunit INSIGHT CXR Triage was approximately 20.76 seconds for pleural effusion and 20.45 seconds for pneumothorax to analyze a study and send a notification. Other studies on Lunit's CXR AI solutions indicate a minimum processing time of 0.2 seconds.
FDA Clearance Pathway (510k/De Novo)
Lunit INSIGHT CXR Triage received FDA 510(k) clearance (K211733) in November 2021.
Supported Modalities (CT/MRI/X-ray/US)
The tool supports frontal chest X-ray images.
Sensitivity & Specificity Data
For pleural effusion, the reported sensitivity is 94.29% and specificity is 95.72%, with an ROC AUC of 0.9864. For pneumothorax, the reported sensitivity is 96.08% and specificity is 99.14%, with an ROC AUC of 0.9973. The product was trained with over 160,000 chest radiographs with CT images.
RSNA/ACR Validation
Lunit INSIGHT CXR Triage was introduced at RSNA 2021.
Physician Tip

Lunit INSIGHT CXR Triage is particularly valuable in emergency settings for prioritizing critical cases like pleural effusion and pneumothorax, potentially reducing time-to-diagnosis and improving patient outcomes. It acts as a computer-assisted triage and notification software, flagging suspicious exams in the PACS/workstation for prioritized review. Physicians should note that while the software highlights critical findings, it does not alter the reading queue or replace the radiologist's comprehensive review and clinical judgment. The high sensitivity and specificity for its target conditions can enhance confidence in identifying urgent cases, allowing for more focused attention on those patients.

Lunit INSIGHT CXR Triage integrates with existing PACS/workstation systems, receiving DICOM images for analysis and sending notifications for prioritized review. It can also be deployed with other radiological imaging equipment, such as X-ray systems, to automatically run after image acquisition. The system is designed to be vendor-agnostic, compatible with DICOM chest X-ray images. Lunit has partnerships with global medical device companies like Samsung Electronics, Philips, GE Healthcare, and Fujifilm for integration into their X-ray devices.

Details

Category Radiology & Imaging AI, Triage & ER/ICU AI
Pricing Unknown
Compliance
BAA AvailableUnknown
HIPAA CompliantUnknown
FDA Status Cleared AI-estimated
Integrations
EHR Not specified
Specialties Critical Care, Emergency Medicine, Radiology

What the Web Says

Lunit INSIGHT CXR Triage is an AI-powered software designed to assist physicians in interpreting chest X-rays, particularly for urgent cases. It aims to optimize emergency room workflows and reduce waiting times by quickly identifying critical findings like pleural effusion and pneumothorax. The software acts as a decision-support tool, highlighting suspicious regions and prioritizing cases for review by medical specialists, though the final diagnostic judgment remains with the physician.

Overall: Positive

Strengths

  • Significantly improves accuracy and efficiency of radiologists in diagnosing major chest findings.
  • Reduces triage time for emergency patients by a reported 77% compared to physicians.
  • Accurately detects 10 common findings in chest X-rays, including atelectasis, calcification, cardiomegaly, consolidation, fibrosis, mediastinal widening, nodule, pleural effusion, pneumoperitoneum, and pneumothorax.
  • Can improve diagnostic confidence and reduce false negatives, even outperforming human readers in some studies.
  • Integrates with existing PACS/RIS systems and operates in the background, making it intuitive and streamlining workflows.
  • Supports non-radiologist physicians in image interpretation, especially in settings with limited radiologist access.

Limitations

  • Lower specificity in some instances, leading to a higher rate of false positives, which might increase diagnostic testing.
  • Performance gains in newer software versions may not always translate to clinically relevant improvements in real-world TB screening without recalibration of cut-off thresholds.
  • Some studies suggest that other AI solutions might outperform Lunit INSIGHT CXR in specific high-burden settings for TB detection.
  • While it prioritizes cases, it does not alter the order or remove cases from the reading queue.
  • The enterprise-level operation might make it expensive for smaller clinics.
  • Evidence on how primary care doctors experience AI-supported CXR triage in real-world practice remains limited.

Based on reviews from: elion.health, blackfordanalysis.com, nih.gov, plos.org, worldbank.org, auntminnie.com, lunit.io, researchgate.net, koreabiomed.com, qure.ai, raiqc.com, fda.gov, capterra.ca, microsoft.com, capterra.com, g2.com

Last updated: 2026-10-30

Ratings & Reviews

No reviews yet. Be the first to review this tool!

Rate Lunit INSIGHT CXR Triage

Clinical Value
Ease of Use
Integration
Support & Docs
Value for Money

Press & Coverage

lunit.io
Lunit Gets FDA Nod for AI-based Chest X-ray Triage Solution, Developed for Sorting of Emergency Cases
Lunit announced it received U.S. FDA 510(k) clearance for its AI-powered chest X-ray triaging solution, Lunit INSIGHT CXR Triage. This clearance allows the company to commercially provide the AI solution to medical professionals and healthcare institutions in the U.S.. The product is designed to triage and prioritize emergent cases like pleural effusion and pneumothorax, reducing time-to-diagnosis for urgent conditions.
2021-11
AuntMinnie.com
FDA clears Lunit's AI-based chest x-ray triage software
Lunit received FDA clearance for its AI software, Lunit Insight CXR Triage, which prioritizes chest X-ray emergency cases such as pleural effusion and pneumothorax by severity. The software transmits results immediately to physicians, aiming to reduce time-to-diagnosis.
2021-11
Radiology Business
Lunit receives FDA clearance for AI software that triages urgent chest X-rays
Lunit's AI-based software for triaging chest X-rays received FDA 510(k) clearance. The software analyzes chest X-rays for specific urgent abnormalities, with reported sensitivities of 94%-96% and specificities of 95%-99% for detecting pleural effusion and pneumothorax.
2021-11
PR Newswire
Lunit AI Solutions to Power Samsung's X-ray Devices for Advanced Chest Screening
Lunit signed a three-year supply contract with Samsung Electronics to integrate its AI technology, including Lunit INSIGHT CXR Triage, into Samsung's premium X-ray devices. This collaboration aims to enhance the accuracy and speed of chest screening, particularly in ICUs and ERs.
2024-01
fda.gov
Lunit INSIGHT CXR Triage 510(k) Summary
The FDA 510(k) summary for Lunit INSIGHT CXR Triage details its performance in clinical pivotal studies, demonstrating effective image analysis and triage capabilities for pleural effusion and pneumothorax. The device's performance time was assessed, showing rapid analysis and notification.
2021-11
nih.gov
Real-world evaluation of an artificial intelligence system for chest x-ray triage in a diverse patient cohort
A study evaluated Lunit INSIGHT CXR Triage software in a diverse patient cohort, demonstrating its robust performance and generalizability. The AI system showed high sensitivity and specificity across normal, non-urgent, and urgent categories, and significantly reduced turnaround times.
2024-10
ITN Online
Infinitt North America Partners with Lunit to Market AI Software
Infinitt North America announced a partnership with Lunit to market its AI software, including Lunit INSIGHT CXR Triage, to its North American customer base. This partnership aims to integrate Lunit's FDA-cleared AI solutions seamlessly into radiologists' and ER clinicians' workflows.
2022-01
RAIQC
RAIQC supports evaluation of Lunit INSIGHT CXR AI tool for enhancing clinician chest X-ray interpretation
RAIQC supported a study evaluating the effectiveness of the Lunit INSIGHT CXR AI tool in improving clinician accuracy for interpreting inpatient and emergency chest X-rays. The study involved 30 clinicians interpreting 500 CXRs, showing improved accuracy with AI assistance for 80% of pathologies.
2024-12

Videos

Product demos, reviews, and walkthroughs for Lunit INSIGHT CXR Triage.

View all on YouTube

Frequently Asked Questions

Lunit INSIGHT CXR Triage is an AI-powered software designed to analyze adult frontal chest X-ray images for critical findings like pleural effusion and pneumothorax. It acts as a computer-assisted prioritization tool, flagging these urgent cases in the PACS/workstation to enable a faster review by medical specialists.
This AI solution aims to optimize emergency room workflow, reduce patient waiting times, and ensure timely treatment for critical findings. It can improve workflow efficiency by reducing reading time by up to 34% and has shown to reduce triage time by 77% compared to physicians.
Lunit INSIGHT CXR Triage is a prioritization tool and is not intended to replace the review of X-ray images by a qualified physician or be used as a stand-alone diagnostic tool. It focuses on identifying pleural effusion and pneumothorax for triage purposes, rather than providing a comprehensive diagnosis of all possible chest abnormalities.
Yes, Lunit INSIGHT CXR Triage has received FDA 510(k) clearance in the United States. It is also CE marked and approved by Korea MFDS, with preparations for regulatory approval in other markets worldwide.
Yes, there are other AI solutions for chest X-ray analysis and triage available. Some comparable products mentioned in studies include Qure.ai's qXR and Delft Imaging's CAD4TB. These alternatives also aim to assist in detecting abnormalities and prioritizing cases.

Related Tools

Perimeter Medical Imaging AI
Perimeter Medical Imaging AI
Clinical Decision Support & Reference
The Claire OCT System by Perimeter Medical Imaging AI uses Optical Coherence Tomography and AI to provide real-time, high-resolution tissue imaging during surgery to help identify cancerous tissue.
SOPHiA DDM
SOPHiA GENETICS
Oncology AI
SOPHiA DDM™ is an AI-driven and cloud-powered platform that helps clinicians generate real-time, actionable insights for patients with cancer and rare disorders by analyzing complex genomic, radiomic, and multimodal data.
Qure.ai QXR
Qure.ai
Clinical Decision Support & Reference
Qure.ai QXR is an AI-powered solution for chest X-ray interpretation, designed to assist radiologists, pulmonologists, and ER physicians in diagnosing various conditions.
DeepBio DeepDx® Prostate
DeepBio
Oncology AI
DeepDx® Prostate leverages deep learning to standardize prostate cancer diagnostics by detecting abnormalities in digital slides with high precision, providing automated Gleason grading, tumor quantification, and tumor length measurements.
CortiCare (Virtual EEG Department)
CortiCare
Neurology AI
CortiCare offers 24/7 remote EEG monitoring and interpretation services, functioning as a virtual EEG department to assist hospitals and neurology practices in identifying seizures and other neurological conditions.
AI Highlights
CapsoVision
Gastroenterology AI
AI Highlights is an AI-assisted reading tool for the CapsoCam Plus capsule endoscopy system, designed to reduce the time physicians spend reviewing small bowel capsule endoscopy studies by identifying and prioritizing images with suspected abnormal lesions.

See all Radiology & Imaging AI tools →

More from Lunit

Lunit INSIGHT DBT
Lunit
Oncology AI
Lunit INSIGHT DBT is an AI-powered software that enhances breast cancer detection in 3D digital breast tomosynthesis (DBT) exams, aiding radiologists with precise lesion identification, classification, and navigation to improve diagnostic accuracy and efficiency.
Lunit INSIGHT MMG
Lunit
Oncology AI
Lunit INSIGHT MMG is an AI-powered software for 2D mammograms that assists radiologists in detecting breast cancer earlier and more accurately, enhancing diagnostic confidence and streamlining workflows.

View company profile →

Suggest an Edit → | Report an issue | Last Verified: 2026-04-18 | First Added: 2026-04-18

Investors who backed Lunit INSIGHT CXR Triage

Funded through the company that built this tool.

AI Tool Finder
AI-powered search. Results may not be comprehensive.