DICOM File Viewer is a professional desktop medical image viewing and analysis software. It provides medical imaging professionals with complete DICOM (Digital Imaging and Communications in Medicine) file viewing, analysis, and export capabilities.
## Core Functions
### 1. DICOM File Support
- Supports loading and displaying standard DICOM files (.dcm, .dicom)
- Completely parses DICOM metadata information
- Supports multiple medical imaging modalities: CT (Computed Tomography), MR (Magnetic Resonance Imaging), CR/DX (X-ray), US (Ultrasound), MG (Mammography), etc.
- Supports batch loading of all DICOM files in a folder
- Supports slice navigation for multi-frame sequences
### 2. Image Viewing and Manipulation
- **Window Width and Level Adjustment**: Adjust image contrast and brightness using sliders or preset modes
- **Preset Modes**: Quickly switch between preset values for different modalities (soft tissue, bone, lungs, brain, etc.)
- **Zoom Function**:
- Mouse wheel zoom (centered on cursor)
- Precise control with zoom sliders and buttons
- Zoom range: 0.1x to 5.0x
- **Panning Function**: Click and drag to pan the image
- **Rotation Function:** 0-360 degree rotation, supports slider and quick rotate button
- **Reset View:** One-click restore to default zoom, pan, and rotation settings
### 3. Image Enhancement
- **Brightness Adjustment:** -100 to +100 range adjustment
- **Contrast Adjustment:** -100 to +100 range adjustment
- **Gamma Correction:** 0.1 to 3.0 fine adjustment range
- **Color Inversion:** One-click invert image colors for easier observation
- **Reset Enhancement:** Restore the original image appearance
### 4. Measurement Tools
- **Length Measurement:** Draw line segments on the image to measure distance (pixels or millimeters)
- **Angle Measurement:** Measure angles by clicking three points
- **Text Annotation:** Add text annotations to specific locations on the image
- **Measurement List:** View all measurement results, supports individual deletion
- **Clear All:** One-click clear of all measurements and annotations
### 5. Professional Features
- **Full Image Preview:** Click the thumbnail to view the full-size image modal window.
**Drag and Drop Navigation:** Drag and pan in the full image preview to view different areas.
**Measurement Overlay:** All measurements are displayed synchronously in the main view and full image preview.
**Undo/Redo:** Complete operation history system (Ctrl+Z / Ctrl+Y).
**Export Functionality:**
- Export in PNG format (high quality)
- Export in JPG format (compressed format)
- Export in PDF format (including metadata)
### 6. Metadata Display
Complete DICOM metadata categorized display:
- **Patient Information:** Name, ID, Gender, Date of Birth, Age, Weight
- **Examination Information:** Date, Time, UID, Description, Physician, Examination Number
- **Sequence Information:** Date, Time, UID, Serial Number, Description, Modality, Protocol
- **Equipment Information:** Manufacturer, Model, Serial Number, Software Version, Institution
- **Image Parameters:** Size, Pixel Spacing, Slice Thickness, Position, Orientation, Bit Depth
- **Scanning Parameters**: Tube voltage, exposure amount, exposure time, CTDIvol, DLP, echo time, repetition time, flip angle, etc.
## 7. Use Cases
- Medical imaging professionals viewing and analyzing DICOM images
- Medical researchers conducting image data studies
- Medical equipment operators verifying image quality
- Image teaching demonstrations in medical education
- Clinical diagnostic aids
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