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name: 'multimodal-radpath-fusion-agent' description: 'AI-powered multimodal diagnostic fusion integrating radiology imaging (CT/MRI/PET), digital pathology (WSI), genomics, and clinical data for comprehensive cancer diagnosis and treatment planning.' measurable_outcome: Execute skill workflow successfully with valid output within 15 minutes. allowed-tools:

• read_file
• run_shell_command

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Multimodal Radiology-Pathology Fusion Agent

The Multimodal Radpath Fusion Agent integrates diverse clinical data sources including radiology imaging (CT, MRI, PET), digital pathology whole slide images, genomic profiling, and electronic health records using state-of-the-art multimodal deep learning for comprehensive cancer diagnosis, treatment response prediction, and prognostic modeling.

When to Use This Skill

• When integrating radiology and pathology for unified tumor assessment.
• For treatment response prediction using multimodal imaging.
• To predict molecular features from imaging (imaging genomics).
• When building comprehensive prognostic models.
• For tumor board decision support with AI second opinion.

Core Capabilities

1. Radiology-Pathology Fusion: Integrate macro and microscopic views.

2. Imaging-Genomics Correlation: Predict molecular features from imaging.

3. Treatment Response Prediction: Multi-modal response modeling.

4. Survival Prediction: Comprehensive prognostic models.

5. Tumor Characterization: Integrate phenotype from all modalities.

6. Clinical Decision Support: AI-assisted tumor board recommendations.

Supported Modalities

Modality	Data Type	Features Extracted
CT	DICOM volumes	Radiomics, deep features
MRI	Multi-sequence DICOM	Texture, perfusion, ADC
PET	SUV maps	Metabolic features
H&E WSI	SVS/NDPI images	Histology, spatial patterns
IHC	Stained slides	Biomarker quantification
WES/WGS	VCF	Mutations, TMB, signatures
RNA-seq	Expression matrix	Pathway signatures
Clinical	EHR data	Demographics, labs, history

Fusion Architectures

Architecture	Method	Best For
AMRI-Net	Attention fusion	Radiology focus
PathOmCLIP	Contrastive learning	Path-omics alignment
SMuRF	Swin Transformer	Multi-region integration
MultiModal Transformer	Self-attention	All modalities
GNN Fusion	Graph networks	Spatial relationships

Workflow

1. Data Ingestion: Collect radiology, pathology, genomics, clinical.

2. Preprocessing: Standardize each modality.

3. Feature Extraction: Extract modality-specific features.

4. Alignment: Temporal and spatial alignment of data.

5. Fusion: Multi-modal deep learning integration.

6. Prediction: Diagnosis, response, survival prediction.

7. Output: Integrated report with explanations.

Example Usage

User: "Integrate this lung cancer patient's CT scan, biopsy pathology, and genomic profiling for comprehensive assessment and treatment recommendation."

Agent Action:

python3 Skills/Clinical/Multimodal_Radpath_Fusion_Agent/multimodal_fusion.py \
    --ct_dicom ct_chest/ \
    --pet_dicom pet_scan/ \
    --wsi_path biopsy.svs \
    --genomic_vcf tumor_wes.vcf \
    --rna_expression expression.tsv \
    --clinical_ehr patient_data.json \
    --task treatment_recommendation \
    --cancer_type nsclc \
    --output integrated_assessment/

Output Components

Output	Description	Format
Integrated Diagnosis	Multi-modal classification	.json
Treatment Prediction	Response probabilities	.json
Survival Estimate	Prognostic curves	.json, .png
Feature Attribution	Modality importance	.json
Attention Maps	Visual explanations	.npy, .png
Clinical Report	Summary for tumor board	.pdf
Confidence Scores	Prediction uncertainty	.json

Clinical Applications

Application	Modalities	Performance
NSCLC IO Response	CT + H&E + PD-L1	AUC 0.85
HCC Treatment Selection	MRI + H&E + AFP	AUC 0.82
Breast Neoadjuvant	MRI + H&E + HER2	AUC 0.88
HNSCC HPV/Prognosis	CT + H&E + p16	AUC 0.89
GBM Survival	MRI + H&E + MGMT	C-index 0.76

Imaging-Genomics Predictions

Molecular Feature	Imaging Modality	Accuracy
EGFR mutation	CT	75-80%
KRAS mutation	CT	70-75%
PD-L1 expression	CT + H&E	80-85%
MSI status	H&E	85-90%
TMB level	H&E	75-80%
HRD status	H&E	78-83%

AI/ML Components

Feature Extraction:

• 3D ResNet for CT/MRI volumes
• Vision Transformers for WSI
• Foundation models (CONCH, UNI)

Fusion Methods:

• Cross-attention mechanisms
• Multimodal transformers
• Contrastive multimodal learning

Prediction Models:

• Multi-task learning
• Survival analysis (DeepSurv)
• Uncertainty quantification

Prerequisites

• Python 3.10+
• PyTorch, transformers
• SimpleITK, OpenSlide
• Foundation model weights
• GPU with 32GB+ VRAM (recommended)

Related Skills

• Radiomics_Pathomics_Fusion_Agent - Imaging-specific fusion
• Pathology_AI/CONCH_Agent - Pathology foundation model
• Pan_Cancer_MultiOmics_Agent - Genomic integration
• Virtual_Lab_Agent - AI research coordination

Integration with Clinical Workflow

Integration Point	System	Purpose
PACS	Radiology archive	Image retrieval
LIS	Pathology system	Slide access
EHR	Medical records	Clinical data
Tumor Board	MDT platform	Decision support
Reporting	Clinical reports	Documentation

Special Considerations

1. Data Alignment: Ensure temporal correspondence
2. Missing Modalities: Handle incomplete multimodal data
3. Privacy: HIPAA compliance for clinical integration
4. Validation: Multi-site validation essential
5. Explainability: Clinical trust requires interpretability

Explainability Methods

Method	Output	Purpose
Attention Maps	Heatmaps	Important regions
SHAP Values	Feature importance	Modality contribution
GradCAM	Activation maps	Visual explanation
Counterfactuals	What-if analysis	Decision boundaries

Quality Control

QC Check	Threshold	Action
Image Quality	Score >0.7	Flag for review
Data Completeness	>80% fields	Proceed or wait
Prediction Confidence	>0.6	Report with confidence
Calibration	ECE <0.1	Trust probabilities

Author

AI Group - Biomedical AI Platform

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