mrViewer
Minimalist MATLAB UI for interactive visualization of 3D MRI/CT volumes and segmentation masks (mrStruct format)
mrViewer
An interactive, lightweight MATLAB app for exploring 3D medical image volumes (MRI/CT) and optional segmentation masks in mrStruct
format.

Features
- Multi-planar viewing
Slice through volumes in X, Y, or Z orientations. - Mask overlay
Load an optional binary mask with adjustable opacity and color. - Intuitive navigation
- Orientation selector (dropdown)
- ← / → buttons for slice-by-slice browsing
- Slider for rapid slice jumping
- Live feedback
Current slice index and total slice count are displayed in real time.
Requirements
- MATLAB R2020a or later
- Image Processing Toolbox (provides
imshow
)
Installation
- Clone or download this repository: ```bash git clone https://github.com/yourusername/mrViewer.git