OHIF/Viewers

Features

• DICOMweb Integrations - Connecting to and retrieving medical imaging data from servers that implement the DICOMweb standard.
• Medical Image Viewing - Renders 2D images, structured reports, and PDFs by mapping clinical data types to viewport components.
• Image Segmentation - Renders anatomical segmentations within the viewer to facilitate detailed medical image analysis.
• Segmentation Object Management - Enables the creation, retrieval, and modification of segmentation objects, including their labels and colors.
• Medical Image Annotation - Provides tools for creating and serializing clinical observations through medical image annotations and labelmap segmentations.
• Medical Image Segmentation - Generates labelmaps to define anatomical regions or lesions within medical imaging viewports.
• Imaging Layout Management - Defines layout templates and hanging protocol rules to control how studies are organized and displayed.
• Imaging Data Source Managers - Cornerstone registers, retrieves, and updates DICOMweb-compliant data sources to control where imaging data is fetched.
• Medical Image Normalization - Transforms raw medical imaging metadata into displayable sets based on SOP Class UIDs to prepare viewports.
• Medical Image Set Organization - Converts raw instance metadata into manageable groups for visualization across various medical data sources.
• Medical Measurement Tracking - Tracks and synchronizes clinical measurements, automatically updating the viewer when diagnostic data is modified.
• Metadata Management - Cornerstone stores and retrieves metadata to coordinate how images are processed and displayed.
• Medical Study Discovery - Explores and searches available imaging studies on a remote server using identifiers, dates, and modalities.
• Patient Study Histories - Displays a list of studies for a patient, categorized by primary active study and recent history.
• Medical Data Format Mapping - Cornerstone controls the mapping between standard metadata and application-specific metadata to organize data.
• Clinical Workflow Extensions - Enables the installation of clinical modules to add specialized imaging workflows and viewing capabilities.
• Multi-Step Task Sequences - Implements clinical workflow engines that define sequences of imaging tasks with associated layouts and settings.
• Viewer Plugin Development - Provides a modular system for developing plugins that export submodules for viewports, panels, and tools.
• Extension Lifecycle Management - Manages initialization and cleanup logic during application startup and viewing mode transitions.
• Custom Plugin Registrations - Integrates new functional modules by defining a registration point and a creation method.
• Advanced Medical Visualization - Displays complex medical data including 4D images, video, slide microscopy, and fused hanging protocols.
• DICOM Visualization Tools - A diagnostic interface for performing quantitative measurements, image segmentation, and multi-planar reconstructions.
• Volumetric Rendering - Visualizes medical data as 3D volumes with support for volumetric rendering and synchronized viewports.
• Hanging Protocols - Arranges viewports and images automatically using predefined layout templates tailored for clinical studies.
• Contrast Enhancements - Manipulates window width and center levels via freeform dragging or presets to adjust image contrast.
• Imaging Workflow Construction - Composes reusable functional blocks and UI elements into distinct routing paths for specialized imaging use cases.
• Medical Annotation Rendering - Decodes and renders images with support for measurements, labelmap segmentations, and structure overlays.
• Multiplanar Reconstructions - Displays 2D and 3D images, including multiplanar reconstructions and maximum intensity projections.
• Medical Image Measurements - Calculates precise anatomical distances, areas, and angles within medical images using calibrated spatial data.
• Medical Image Segmentations - Generates labelmap or contour segmentations to isolate specific anatomical structures within display sets.
• Annotations - Creating and managing measurements, labelmap segmentations, and structured reports within a medical viewer.
• Medical Imagery Rendering Engines - Displays 2D and 3D images, video files, and structured reports using specialized rendering engines.
• Medical Series Navigation - Provides controls for scrolling image stacks and rotating volumes using mouse and keyboard bindings.
• RESTful Data Services - Cornerstone retrieves images and metadata from any data source that implements the RESTful DICOM Web Standard.
• Medical Imaging Software - Provides a zero-footprint web interface for the reconstruction and visualization of DICOMweb-compliant images.
• Clinical Measurement Tracking - Records and tracks measurements, such as lesion sizes or abnormalities, during a diagnostic workflow.
• Application Access Controls - Validates user identities via an authenticating reverse proxy to secure access to medical resources.
• OpenID Connect Support - Integrates with authorization servers using Implicit or Authorization Code flows to manage user identity and sessions.
• User Access Management - Manages user accounts and permissions using OpenID Connect and User Access Control mechanisms.
• Initialization Extensions - Executes setup tasks and registers event listeners before modules are fully registered.
• Component Functional Extensions - Registers custom service objects into a central manager to provide shared logic and data utilities.
• Clinical Viewport Configurations - Creates specialized viewer environments for distinct clinical tasks by defining unique routes and toolsets.
• Extension Registries - Aggregates and exposes external modules and features to integrate new functionality into the viewer.
• Service Injection Patterns - Provides a single registration point for internal and external services to handle dependency injection.
• Application Plugins - Integrates custom services into a global architecture to make specialized functionality available across all modules.
• Medical Imaging Plugin Frameworks - A modular system for building custom clinical workflows, extensions, and specialized viewing modes.
• Task-Based Application Frameworks - Uses a plugin framework to build task-based applications that reuse core rendering and data functionality.
• Viewport Manipulation Tools - Adjusts the viewport through zooming, panning, rotating, and inverting colors to examine anatomical structures.
• Automated Clinical Layouts - Matches available image sets against registered protocols to apply the highest-scoring clinical layout.
• Hanging Protocol Definitions - Specifies how images are organized using single fixed protocols or ranked lists of layout candidates.
• Multi-Viewport Layouts - Cornerstone configures the arrangement of multiple image viewports on the screen to compare series.
• Patient Information Displays - Extracts and manages the visibility of patient demographic information within the clinical viewer interface.
• Modality-Based Mode Filtering - Automatically launches specialized visualization interfaces based on the medical modalities present in a study.
• Viewer Mode Definitions - Defines specialized viewer configurations that bundle extensions, layouts, and tools to support distinct use cases.
• Viewport Division Layouts - Partitions the browser viewport into a grid of distinct rectangular areas for hosting multiple medical images.
• Image Set Assignments - Manages the assignment and retrieval of specific image data sets for individual viewports.
• External API Integrations - Integrates with external medical imaging APIs to retrieve and display data using standardized DICOMweb protocols.
• Segmentation Rendering Control - Targets and queries segmentations by ID or type to control how they are rendered in the viewer.
• Structured Report Viewing - Displays SR data in a specialized viewport with navigation controls to switch between measurements.
• Medical Report Exporters - Converts tracked annotations into standardized DICOM Structured Reports for clinical reporting.
• Imaging Metadata Attributes - Adds non-standard metadata attributes to the matching engine to trigger specific layouts based on business logic.
• Clinical Image Sorting - Organizes display sets and series using custom comparison functions to ensure the correct clinical sequence.
• Multi-Source Data Aggregation - Cornerstone combines results from different servers at the series level to aggregate related data.
• Archive Query Integrations - Connects to compliant archives or uses custom APIs to communicate with proprietary image formats.
• Dynamic Display Set Management - Adds new imaging instances to existing display sets dynamically as they are received from the server.
• Image Series Composition - Groups or sub-selects image instances across different series to create customized composite display sets.
• Structured Report Import - Re-hydrates exported structured reports back into the viewer to restore interactable annotations.
• Medical Segmentation Loading - Selectively hydrates and displays segmentation or structure set data in dedicated viewports.
• Medical Imaging Formats - Cornerstone transforms raw files into a compressed directory structure compliant with DICOMweb standards.
• Priority-Based Command Executors - Triggers named functions based on a priority-ordered list of active contexts and passes configuration data.
• Extension Managers - Provides a command line interface to create, link, and publish custom modes and extensions.
• Dynamic Interface Translations - Enables runtime switching of application languages based on user preferences or browser detection.
• Multi-Display Management Tools - Launches and optimizes application window placement across multiple physical monitors for side-by-side clinical analysis.
• Plugin Package Managers - Installs, removes, or searches for modes and extensions from a package registry to extend functionality.
• Plugin Lifecycle Management - Manages the initialization and cleanup of mode-specific data to ensure consistent state during viewer mode transitions.
• Panel Visibility Controllers - Manages the visibility and lifecycle state of interface side panels through a dedicated service.
• Application Behavior Configurations - Defines environment settings such as execution mode and debug logging via environment variables.
• Containerized Deployments - Cornerstone packages the application into a portable image for consistent deployment across environments.
• Healthcare API Integrations - Integrates with compliant cloud platforms, such as Google Cloud Healthcare API, to retrieve medical imaging data.
• Plugin Installations - Adds local or published plugins to the application via a command line tool to extend functionality.
• DICOMweb Compliant Image Serving - Cornerstone hosts a DICOMweb-compliant directory via a web server to deliver images using high-performance streams.
• Background Process Offloading - Offloads computationally intensive image processing to background threads to maintain user interface responsiveness.
• Cine Loop Playback - Animates a sequence of images over time to create a video-like playback of volumetric data.
• Radiotherapy Structure Rendering - Displays imaging contours using SVG rendering to provide stable and fast visualization.
• Tool Grouping & Management - Cornerstone organizes tools like zoom, pan, and measurements into groups to control their behavior.
• Frame-Based Animation Engines - Scrolls through multi-frame image series at a configurable frame rate to enable dynamic review.
• Medical Study Comparisons - Cornerstone matches a current study with a prior study to enable side-by-side comparison workflows.
• Microscopy Image Analysis - Supports viewing and managing annotations directly within whole slide microscopy images.
• Multiplanar Reconstruction Indicators - Provides synchronized colored crosshair indicators across multi-planar reconstruction views for precise anatomical localization.
• Pixel Intensity Analysis - Probes specific image areas to retrieve Hounsfield Units or other critical pixel value data.
• Remote Annotation Loading - Fetches measurement data from remote sources and injects it directly into the viewer state.
• Segmentation State Tracking - Identifies and sets the currently active segmentation for a specific viewport to enable targeted editing.
• Study Thumbnail Retrieval - Fetches study preview images using various strategies, including direct URLs or bulk data retrieval.
• Image Prefetchers - Loads neighboring medical data sets in the background to minimize latency during study review.
• Cross-Origin Networking - Uses CORS and CORP headers to retrieve images and data from external servers while bypassing browser security restrictions.
• Application Configuration - Sets environment variables or build arguments to modify the application's behavior and network settings.
• Rendering and Data Extensions - Allows the implementation of new rendering behaviors and data handling logic through custom modules and lifecycle hooks.
• Hierarchical Configuration Overrides - Overrides default settings using a hierarchical system that prioritizes global and mode-specific configurations.
• Environment-Driven Feature Configurations - Defines the behavior of the viewer and its extensions using a configuration file specified by an environment variable.
• Event-Based Communication - Decouples modules by allowing components to subscribe to specific events and trigger actions.
• Module-Based Extensions - Retrieves specific components, labels, and icons from installed extensions using unique identifiers.
• Medical Report Rendering - Displays PDF and structured reports within the imaging interface.
• Plugin Integration Frameworks - Provides a mechanism to bind functional modules like AI panels and viewport handlers to clinical workflows via unique identifiers.
• Cross-Extension Logic Sharing - Exposes internal methods and services from one extension to be consumed by others.
• SOP Class Handler Mappings - Assigns specific modules to handle the creation and display of different SOP classes within a viewer mode.
• View Mode Lifecycles - Executes custom initialization, state restoration, and cleanup logic during the transition between viewer modes.
• Secondary Image Set Management - Hydrates and loads secondary sets like segmentation and radiotherapy using a centralized command.
• Mode-Specific Toolbar Layouts - Defines mode-specific toolbar layouts including radio groups and split buttons for clinical workflows.
• Data View Side Panels - Provides custom side panels to display specialized medical data alongside the primary imaging viewer.
• Component Slot Customization - Allows injection of custom UI components into specific sidebar slots for specialized tool displays.
• Context-Aware Command Execution - Triggers specific functions based on the current application context, hotkeys, or toolbar interactions.
• Accessible Interface Panels - Creates extensible and accessible user interface components using a modernized component library.
• Interface Layout Configurations - Defines the structural organization of the viewer, including the arrangement of toolbars, side panels, and viewport grids.
• Interface Localization - Translates user interface labels and descriptions into multiple languages using key-value pairs.
• Internationalization Frameworks - Integrates new language sets into the application through configuration objects and community contributions.
• Keyboard Navigation - Assigns specific keyboard keys to trigger registered application commands for faster navigation.
• Custom Layouts - Allows overriding default mode configurations to define custom routes, display names, and viewport arrangements.
• Mode-Based Behavior Overrides - Overrides default panel settings and event triggers to modify viewer behavior across different clinical modes.
• Guided Workflows - Provides user interface elements to navigate through the defined stages of a clinical imaging process.
• Viewport Synchronization - Links multiple image viewports to scroll through medical image stacks simultaneously.
• Visual Parameter Synchronization - Cornerstone links viewports so that changes to zoom or window-leveling in one view are applied to others.
• Toolbar Components - Provides UI components and configuration patterns for building interactive control bars and tool groupings.
• Theme Customization - Applies a semantic color palette using CSS variables and utility classes for consistent visual styling.
• UI Component Libraries - Ships a presentational library of themed medical viewer components to accelerate interface development.
• UI State Synchronization - Shares data and communication between disparate UI elements using a common provider mechanism.
• Viewer Interface Customizations - Adds custom buttons to the toolbar and creates specialized panels for the screen sides.
• Navigation State Tracking - Cornerstone tracks and restores specific navigation positions across viewport types to synchronize the view.
• Layout State Broadcasters - Broadcasts events when the active viewport, grid layout, or overall state changes to synchronize other UI components.
• Visual Style Customization - Adjusts the look and feel of the application by configuring colors, breakpoints, and utility CSS variables.
• White Labeling - Supports white-labeling by replacing default branding with custom logo components and text.
• Application Lifecycle Hooks - Executes custom logic during specific viewer events, such as when a user enters or exits a mode.
• Cross-Window Orchestrators - Coordinates state and synchronization triggers across multiple open browser windows to keep content updated.
• URL-Driven State Synchronization - Loads specific studies, series, or instances and sets the initial view using URL query parameters for deep linking.
• URL State Management - Handles URL search parameters and session storage with automatic JSON parsing and cleanup options.
• Parameter Parsers - Extracts and manages query string and hash fragment parameters from the URL to maintain application state.
• Image Annotation Tools - Zero-footprint DICOM viewer for medical image tracking.
• Medical Imaging Tools - Zero-footprint viewer for DICOM and oncology lesion tracking.

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