First, photos can’t be imported to iTunes since they aren’t technically iTunes media. You can configure sync for photos, but it’s only from a folder or from Photos app or iPhoto before that on a Mac. For transferring photos to a folder, please see the following articles and tutorial:
How to transfer iPhone photos and videos to computer
Tutorial: How to copy photos from an iPhone, iPod or iPad to a PC or Mac
If you still have any issues, please submit a support ticket and let us know the iOS version and all other helpful and important details.