Cleerly ISCHEMIA vs Viz RV/LV

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 60/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by Cleerly
VS
by Viz.ai

AI Verdict

Cleerly ISCHEMIA provides AI-powered analysis of CCTA scans to assess coronary artery ischemia and plaque characteristics, supporting personalized diagnosis and treatment planning for coronary artery disease. Viz RV/LV, on the other hand, automates ventricular measurements from CTPA scans to calculate the RV/LV ratio, which is critical for rapid risk stratification in suspected pulmonary embolism cases. While both utilize AI for cardiac-related CT imaging, they target distinct cardiovascular conditions and clinical decision-making processes.

Choose Cleerly ISCHEMIA if…

Choose Cleerly ISCHEMIA if you require a detailed, non-invasive assessment of coronary artery disease, including vessel-level ischemia likelihood and comprehensive plaque characterization, to inform personalized diagnosis and long-term treatment planning. This tool is ideal for understanding the extent and functional significance of coronary lesions beyond simple stenosis.

View Cleerly ISCHEMIA →

Choose Viz RV/LV if…

Choose Viz RV/LV if you need rapid, automated measurement of the right ventricle to left ventricle (RV/LV) ratio from CTPA scans for urgent pulmonary embolism risk stratification. This tool is crucial for quickly identifying patients with right ventricular strain, facilitating immediate clinical decision-making and enhancing care team coordination in acute settings.

View Viz RV/LV →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature Cleerly ISCHEMIA Viz RV/LV
Deployment Web-based solution Cloud-based
BAA Available Yes AI-estimated Unknown
FDA Status Cleared AI-estimated Cleared AI-estimated
HIPAA Yes AI-estimated Unknown

Head-to-Head

AI-generated assessment across six dimensions based on each tool's documented features and compliance posture. Grounded in public data — not a substitute for hands-on evaluation.

Usability

Viz RV/LV

Viz RV/LV emphasizes rapid, mobile-first access with a high-fidelity DICOM viewer and a HIPAA-compliant communication platform, enabling quick alerts and care coordination for acute conditions. Cleerly ISCHEMIA offers a web-based platform with interactive reports and PowerScribe integration, which is beneficial for radiology workflows, but explicitly states it's not for diagnostic review on mobile devices, limiting its on-the-go usability.

Clinical Value

Tie

Both tools demonstrate significant clinical value in their respective domains, backed by FDA clearance and clinical validation. Cleerly ISCHEMIA offers comprehensive, personalized insights into coronary artery disease, including non-invasive FFR estimation and plaque characterization, with prognostic utility for future MACE events. Viz RV/LV provides rapid, automated risk stratification for acute pulmonary embolism, which has been shown to reduce in-hospital mortality and expedite critical care decisions. Their distinct applications make a direct comparison of 'better' clinical value difficult.

Pricing & Value

Tie

Both companies maintain opaque pricing models, requiring direct contact for details. While Viz.ai's broader platform has demonstrated a clear path to reimbursement through NTAP for some modules, suggesting recognized value for hospitals, specific pricing for Viz RV/LV is not public. Cleerly ISCHEMIA also has a Category I CPT code, facilitating reimbursement, but its pricing also 'varies by provider'. Without transparent pricing, a definitive winner for 'pricing & value' cannot be determined.

Enterprise Readiness

Viz RV/LV

Both tools are FDA-cleared, HIPAA compliant, and offer BAA, indicating strong foundational readiness. However, Viz RV/LV, as part of the broader Viz.ai platform, demonstrates superior enterprise readiness through its extensive deployment in nearly 2,000 hospitals, seamless integration with EHR and PACS, and a comprehensive care coordination platform with real-time alerts and communication. This robust ecosystem and proven scalability across numerous health systems give it an edge over Cleerly's web-based platform and PowerScribe integration.

Innovation

Cleerly ISCHEMIA

Cleerly ISCHEMIA represents a significant innovation by offering non-invasive fractional flow reserve (FFR) estimation and detailed coronary plaque characterization from CCTA scans, moving towards a new standard of care for personalized heart disease diagnosis and treatment planning. While Viz RV/LV is innovative in its rapid, AI-powered care coordination and mobile accessibility for acute conditions, its core function of RV/LV ratio measurement is an automation of an existing diagnostic parameter, rather than a fundamentally new diagnostic insight.

Support & Docs

Viz RV/LV

Viz.ai offers more comprehensive and readily available support, including 24/7 urgent support with a guaranteed 15-minute response time for critical issues, along with a detailed knowledge base and dedicated customer success teams. Cleerly provides client support during business hours (M-F, 10 am-6 pm ET) with next-business-day response for after-hours needs, which is less immediate for critical healthcare environments.

Feature-by-Feature

Detail beyond the Quick Comparison summary. For pricing, deployment, BAA, FDA, and HIPAA see the Overview tab.

Feature Cleerly ISCHEMIA Viz RV/LV
Tool Name Cleerly ISCHEMIA Viz RV/LV
Company Cleerly Viz.ai
Primary Imaging Modality CCTA scans CTPA scans
Key Function/Measurement Non-invasive fractional flow reserve (FFR) estimation; Vessel-level ischemia likelihood determination; Coronary plaque characterization; Stenosis severity assessment Automated Right Ventricle (RV) to Left Ventricle (LV) ratio measurement
Target Disease/Condition Coronary artery ischemia / heart disease Pulmonary embolism risk stratification

Videos

Demos, reviews, and walkthroughs featuring Cleerly ISCHEMIA and Viz RV/LV.

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Frequently Asked Questions

Cleerly ISCHEMIA is an FDA-cleared AI tool that analyzes CCTA scans to non-invasively determine the likelihood of coronary artery ischemia at a vessel level, aiding in personalized diagnosis and treatment planning for heart disease. Viz RV/LV is an FDA-cleared AI algorithm that automates right and left ventricular diameter measurements from CTPA scans, providing a crucial RV/LV ratio for rapid pulmonary embolism (PE) risk stratification.
Cleerly ISCHEMIA analyzes CCTA (Coronary CT Angiography) scans to assess coronary arteries. Viz RV/LV analyzes volumetric CTPA (CT Pulmonary Angiography) acquisitions to measure heart ventricles.
Cleerly ISCHEMIA provides AI-enabled CCTA analysis, non-invasive fractional flow reserve (FFR) estimation, vessel-level ischemia likelihood determination, and coronary plaque characterization. Viz RV/LV provides automated Right Ventricle (RV) to Left Ventricle (LV) ratio measurements and annotated images showing these ventricular measurements.
Cleerly ISCHEMIA is primarily designed for Cardiology and Radiology specialists. Viz RV/LV targets Emergency Medicine, Pulmonology, and Radiology, particularly for cases involving suspected pulmonary embolism.
Cleerly ISCHEMIA offers integration with PowerScribe via an API for comprehensive interactive web-based reports. Viz RV/LV is a seamless component of the Viz PE Solution and includes a HIPAA-compliant communication platform for care coordination and AI-powered alerts.

Backers

Who funded each tool's parent company.

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