Analyze adult frontal chest X-ray images for suspected pleural effusion and/or pneumothorax and provide case-level passive output for PACS/workstation worklist prioritization or triage within standard of care; results are not for standalone clinical decision-making or to rule out the target conditions.
Evidence status: each field states its source quality, applicability, and review date. Research pending, information not established, and vendor documentation pending remain distinct outcomes.
Clinical details
What this tool is for
Start with the authorized purpose, then verify how it fits your service line and reading workflow.
Exact purpose
Analyze adult frontal chest X-ray images for suspected pleural effusion and/or pneumothorax and provide case-level passive output for PACS/workstation worklist prioritization or triage within standard of care; results are not for standalone clinical decision-making or to rule out the target conditions.
Adult chest-radiograph routine-of-care worklist; the FDA test data came from multiple U.S. hospitals, but the packet does not specify a required facility type.
Frontal adult chest X-rays, AP or PA views, in DICOM format, received through a user image-storage system such as PACS or other radiological imaging equipment.
Passive worklist notification for suspected pneumothorax and/or pleural effusion, with a secondary capture indicating the suspicious finding; no markup is placed on the original image.
The FDA indication is limited to adult frontal chest X-ray images and the two prespecified findings. Results are not standalone diagnostic decisions, do not rule out the findings, do not direct attention to image portions, and do not provide proactive alerts.
The FDA listing establishes the regulatory identity. It does not by itself establish local workflow fit, pricing, security, or performance in your environment.
Use these fields to structure a vendor demo, security review, and implementation estimate.
Integration
The FDA packet describes DICOM input through PACS or other radiological equipment and result display in a PACS/workstation or DICOM viewer; exact current interfaces, versions, and local compatibility are not established.
Deployment category preserved from the prior exact-submission review; hosting region, data flow, and current commercial configuration still require vendor confirmation.
ACR AI Central provides an exact-submission model card for qXR-PTX-PE; FDA labeling remains controlling for clinical use, limitations, and performance.
Metrics are shown only when they are tied to a source, endpoint, population, and tested product version. Candidate literature without exact product and version linkage is not shown as product evidence.
Evidence summary
Pneumothorax testing used 613 scans (201 positive, 412 negative) with ground truth from three ABR thoracic radiologists: AUC 98.94% (95% CI 98.28%-99.82%), sensitivity 94.53% (90.42%-97.24%), and specificity 96.36% (94.07%-97.95%). Pleural-effusion testing used 1,070 scans (344 positive, 726 negative): AUC 98.90% (98.47%-99.44%), sensitivity 96.22% (93.62%-97.97%), and specificity 94.90% (93.04%-96.39%). These condition-specific AUC, sensitivity, and specificity endpoints are distinct; average analysis-to-worklist performance time was 10 seconds.
FDA standalone sensitivity: pneumothorax 94.53% (95% CI 90.42%-97.24%; 190/201 positive scans) and pleural effusion 96.22% (95% CI 93.62%-97.97%; 331/344 positive scans).
FDA source
Exact FDA submission
Checked 2026-09-09
The FDA reports separate condition-specific sensitivity endpoints; the baseline 95% is not a supported overall value, and AUC and 10-second performance time are separate endpoints.
FDA standalone specificity: pneumothorax 96.36% (95% CI 94.07%-97.95%; 397/412 negative scans) and pleural effusion 94.90% (95% CI 93.04%-96.39%; 689/726 negative scans).
FDA source
Exact FDA submission
Checked 2026-09-09
The FDA reports separate condition-specific specificity endpoints; predicate-device values and AUC must not be merged with the subject-device specificity.
No contextualized exact-version metric has completed evidence review. Regulatory-document values, when available, are shown above with their limitations.
qXR-PTX-PE regulatory performance study summary
DesignStand-Alone Performance
PopulationAdult
Scopeexact submission
Tested versionExact product version not reported; regulatory study summarized for FDA submission K230899
IndependenceIndependence not established
K230899
ACR AI Central summarizes the regulatory study; consult the exact FDA materials before comparative use.
These are common procurement questions; unknown values remain visible until a source supports them.
Pricing and total cost
Vendor documentation pending
Vendor confirmation
Exact FDA submission
Checked 2026-09-09
No public price or quote for the exact K230899 configuration was established in this review.
Reimbursement and coding
Not established in reviewed sources
Reviewed sources checked
Exact FDA submission
Checked 2026-09-09
No exact-product payer policy, coding instruction, or payment determination was established; eligibility must be evaluated by payer, site of service, and use case.
Safety and lifecycle
Postmarket record
Recall and adverse-event records are shown only after product matching. Adverse-event reports do not establish incidence or causality.
Postmarket safety review
The exact-identifier FDA recall query returned no native recall record for K230899. This limited result does not establish absence of recalls or other safety information and does not cover later versions, family records, MAUDE reports, corrections, or field notices.
Verify security and privacy controls: Exact-release security controls, data retention, hosting boundaries, and scoped assurance documentation require vendor confirmation.
Verify training: Current training prerequisites, competency checks, and support commitments for the exact configuration require vendor confirmation.
Verify pricing and total cost: No public price or quote for the exact K230899 configuration was established in this review.
Verify reimbursement and coding relevance: No exact-product payer policy, coding instruction, or payment determination was established; eligibility must be evaluated by payer, site of service, and use case.
Verify local validation and lifecycle monitoring: Current drift, quality, uptime, alert, escalation, and incident-response commitments for the exact configuration require vendor confirmation.
This audit distinguishes completed source review from fields that have not yet been researched.
Exact FDA record reviewedStatus
2026-09-09Last searched
24Fields reviewed
9Source classes checked
0Awaiting review PubMed leads
0Awaiting review trial leads
0Unreviewed FDA recall leads
Exact-submission ACR model-card fields were normalized under the current provenance rules; vendor and independent-study confirmation remain distinct. Exact FDA scope controls clinical claims. ACR provides bounded exact-submission catalog context. Candidate literature metadata remains a discovery queue until full-text identity, endpoint, population, and version review is completed. Automated exact-name discovery found 0 PubMed and 0 ClinicalTrials.gov candidate records. Candidates require human product and version matching; zero candidates is not evidence that no studies exist. Native FDA recall identifiers produced 0 postmarket candidate records; 0 have been reviewed (0 published, 0 rejected) and 0 remain unreviewed.
Candidate leads remain unpublished until a human confirms the exact product and tested version.
Source classes: fda ai list, fda decision summary, acr ai central product, fda device recall, literature index, trial registry, pubmed, clinical trials, openfda device recall
Sources & history
How this profile was documented
Open the ledger for source dates, scope, and research-record updates.
View source ledger and history7 sources - 2 history items
Passive study-level worklist triage for suspected pneumothorax and/or pleural effusion on adult PA or AP chest X-rays; it is not a proactive specialist alert.
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VUNO Med-Chest X-ray Triage/VUNO Med-CXR Link Triage is a radiological computer-assisted triage and notification software that analyzes adult chest X-ray images for the presence...
Passive worklist prioritization for suspected pleural effusion and/or pneumothorax on frontal PA or AP chest radiographs in transitional adolescents aged 18-21 and adults aged 22...