CAC (gated) Algorithm vs Imbio PHA (4.0.0)

Similar category, different focus. These tools serve overlapping but distinct needs. Comparability 65/100 Comparability is an AI-graded 0–100 score of how directly these two tools compete — higher means a more apples-to-apples comparison.
by Bunkerhill Health
VS
by Imbio (a subsidiary of 4DMedical)

AI Verdict

Tool A is designed for assessing coronary artery health by quantifying calcium from non-contrast ECG-gated cardiac CT scans. In contrast, Tool B focuses on measuring cardiac structures from CT pulmonary angiograms to aid in the diagnosis and risk stratification of pulmonary embolism and hypertension. While both are cardiology AI tools analyzing CT scans, they address distinct clinical questions and utilize different types of input scans.

Choose CAC (gated) Algorithm if…

Choose BunkerHill Health's CAC (gated) Algorithm if your primary objective is the automated detection and quantification of coronary artery calcium from non-contrast ECG-gated cardiac CT scans. This tool is ideal for physicians focused on assessing a patient's coronary artery health and identifying cardiovascular disease risk through precise calcium scoring.

View CAC (gated) Algorithm →

Choose Imbio PHA (4.0.0) if…

Choose Imbio PHA (4.0.0) if you require automated measurements of cardiac structures from CT pulmonary angiogram (CTPA) scans. This tool is best suited for aiding in the diagnosis and risk stratification of pulmonary embolism and hypertension by assessing potential right ventricular dilation and calculating relevant cardiac ratios.

View Imbio PHA (4.0.0) →

Reviewed by Pouyan Golshani, MD — Interventional Radiologist

Quick Comparison

Feature CAC (gated) Algorithm Imbio PHA (4.0.0)
Deployment Unknown Cloud (AWS) or On-premise (VMware) or via partners (Nuance, Aidoc, Siemens Syngo.via, TeraRecon, FerrumHealth, Flywheel).
FDA Status Yes AI-estimated Yes 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

CAC (gated) Algorithm

Tool A explicitly states it 'Pre-populates structured reports for radiologist review and approval,' which directly streamlines a common and time-consuming task in radiology workflows. While Tool B also offers rapid, automated assessment and integrates with DICOM tools, the specific mention of pre-populating reports for review gives Tool A a slight edge in reducing manual effort and enhancing efficiency for the end-user.

Clinical Value

Tie

Both tools are FDA-cleared and address critical clinical needs in cardiology and radiology, albeit in different areas. Tool A aids in assessing coronary artery health by quantifying coronary artery calcium, while Tool B assists in diagnosing and risk stratifying pulmonary embolism and hypertension by measuring cardiac structures. Without comparative clinical outcome data, it is not possible to definitively state one offers superior clinical value over the other.

Pricing & Value

Tie

Both Tool A and Tool B require direct contact with the vendor for pricing information. The lack of transparent pricing details for either product makes it impossible to conduct a head-to-head comparison on this dimension or assess their relative value proposition.

Enterprise Readiness

Imbio PHA (4.0.0)

Tool B offers greater deployment flexibility, supporting Cloud, Enterprise (on-premise), or partner integrations, which caters to a wider range of institutional IT requirements and preferences. While Tool A is part of a broader platform and has strong security certifications, Tool B's explicit on-premise option and extensive partner ecosystem provide a more robust offering for diverse enterprise environments.

Innovation

CAC (gated) Algorithm

Tool A's tagline mentions 'Generative AI for clinical reasoning and action,' and its broader Carebricks platform leverages 'vision models and large language models (LLMs)' to analyze patient data, automate follow-ups, and offer conversational access to records. This indicates a more advanced and comprehensive application of AI beyond standard image analysis, suggesting a higher degree of innovation compared to Tool B's focus on automated measurements and ratios.

Support & Docs

Tie

Both companies appear to offer adequate support and documentation. BunkerHill Health provides various training options including documentation, webinars, and live/onsite training. Imbio directs users to an online support documentation portal and provides a dedicated support email for issues. Given the information available, neither tool demonstrates a significantly superior offering in this dimension.

Feature-by-Feature

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

Feature CAC (gated) Algorithm Imbio PHA (4.0.0)
Product Name CAC (gated) Algorithm Imbio PHA (4.0.0)
Company BunkerHill Health Imbio
Primary Function/Purpose Automatically detects and quantifies coronary artery calcium from non-contrast ECG-gated cardiac CT scans, aiding physicians in assessing coronary artery health and supporting opportunistic detection of cardiovascular disease. Automatically measures cardiac structures from CT pulmonary angiogram (CTPA) scans to assess potential right ventricular dilation and aid in the diagnosis and risk stratification of pulmonary embolism and hypertension.
Target Scan Type Non-contrast ECG-gated cardiac CT scans CT pulmonary angiogram (CTPA) scans
Key Measurements/Detections Automatic detection and quantification of coronary artery calcium (CAC), calcium segmentation and quantification. Automated measurement of right and left ventricle diameters, main pulmonary artery and aorta diameters; calculates RV/LV and PA/Ao ratios.
Output Formats Pre-populates structured reports for radiologist review and approval. Generates annotated DICOM images, provides summary reports in PDF format.

Videos

Demos, reviews, and walkthroughs featuring CAC (gated) Algorithm and Imbio PHA (4.0.0).

Loading videos…
Videos need JavaScript to load. Search YouTube directly →

View all on YouTube

Frequently Asked Questions

BunkerHill Health's CAC (gated) Algorithm analyzes non-contrast ECG-gated cardiac CT scans. Imbio PHA (4.0.0) processes CT pulmonary angiogram (CTPA) scans.
BunkerHill Health's CAC (gated) Algorithm aids physicians in assessing coronary artery health by detecting and quantifying coronary artery calcium. Imbio PHA (4.0.0) assesses potential right ventricular dilation and aids in the diagnosis and risk stratification of pulmonary embolism and hypertension.
BunkerHill Health's CAC (gated) Algorithm provides automatic detection and quantification of coronary artery calcium, including calcium segmentation, and pre-populates structured reports. Imbio PHA (4.0.0) offers automated measurements of right and left ventricle diameters, main pulmonary artery and aorta diameters, and calculates RV/LV and PA/Ao ratios, generating annotated DICOM images and PDF summary reports.
BunkerHill Health's CAC (gated) Algorithm integrates into standard workflows and pre-populates structured reports for radiologist review and approval. Imbio PHA (4.0.0) integrates with native DICOM tools and workflows, providing annotated DICOM images and summary reports in PDF format.
AI Tool Finder
AI-powered search. Results may not be comprehensive.