# CTisus L-Spine Pathology > Medical app for CT-based lumbar spine pathology evaluation and learning. (iPhone/iPad app by Elliot Fishman.) - Source: https://appshunter.io/ios/app/ctisus-l-spine-pathology/id1436496488 (this page in markdown: same URL + `.md`) - Developer: [Elliot Fishman](https://appshunter.io/developer/399024444) - Category: Medical, Education - Price: Free - Rating: 5.00/5 from 2 App Store ratings · 1 written reviews indexed - Age rating: 17+ - Requires: iOS 16.0 · 238 MB - Languages: American English - Released: 2018-11-16 - Data updated: 2026-08-30 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/ctisus-l-spine-pathology/id1436496488/reviews.md ## What is CTisus L? Reviewing the lumbar spine on abdominal CT is essential and can provide crucial information for diagnosis. The goal of this application is to provide a pattern based approach to the evaluation of a variety of non traumatic spinal pathology that can be encountered on an abdominal CT. The learn section reviews this pattern based approach in a step wise fashion, utilizing illustrations and CT images. There is also an interactive quiz component to the application, in which unknown cases with a wide range of lumbar spine pathology will be presented. Characteristic imaging findings and differential diagnoses will be highlighted, to help determine the underlying disease processes. We hope you enjoy the application, and it helps improve your knowledge of lumbar spine pathology. ## Key features - Pattern-based approach to spinal pathology - Learn section with illustrations and CT images - Interactive quiz with unknown cases - Differential diagnoses highlighted - Focus on non-traumatic pathology ## Recent user reviews (1 of 1) All indexed reviews: https://appshunter.io/ios/app/ctisus-l-spine-pathology/id1436496488/reviews.md ### 5/5 — Excellent *2021-11-30* Terrific ## Frequently asked questions about CTisus L ### What is CTisus L-Spine Pathology? CTisus L-Spine Pathology is a free medical application designed to help users learn and review non-traumatic lumbar spine pathology as seen on abdominal CT scans. It utilizes a pattern-based approach with educational content and interactive quizzes. ### Who is the target audience for CTisus L-Spine Pathology? The app is intended for medical professionals, radiologists, and students who want to enhance their understanding of lumbar spine pathology encountered in abdominal CT imaging. It aims to improve diagnostic skills in this specific area. ### What are the key learning features of CTisus L-Spine Pathology? CTisus L-Spine Pathology features a 'learn' section that explains a pattern-based approach to evaluating spinal pathology using step-wise instructions, illustrations, and CT images. It also highlights characteristic imaging findings and differential diagnoses. ### Does CTisus L-Spine Pathology offer practice opportunities? Yes, the application includes an interactive quiz component where users can test their knowledge by analyzing unknown cases of lumbar spine pathology. This feature helps in applying learned concepts to real-world scenarios. ### What is the age rating for CTisus L-Spine Pathology? CTisus L-Spine Pathology has an age rating of 17+, indicating it is suitable for adult users due to the nature of its medical content. ### On which devices can CTisus L-Spine Pathology be used? CTisus L-Spine Pathology is available for use on both iPhone and iPad devices, offering flexibility for users across Apple's mobile ecosystem. ### How often is CTisus L-Spine Pathology updated? The application was last updated on November 27, 2025, indicating ongoing support and potential for future improvements. The latest version available is 3.2. ### Does CTisus L-Spine Pathology contain advertisements? No, CTisus L-Spine Pathology does not contain advertisements. The app is free to download and use without any ad interruptions. ## Version history (last 5 releases) ### 3.2 — 2025-11-27 Minor user interface bugs have been fixed. ### 3.1 — 2025-08-11 A minor bug has been fixed. ### 3.0 — 2025-03-08 The user interface has been slightly upgraded. ### 2.0 — 2021-12-31 The app has been upgraded to a universal app with a brand new, user-friendly and interactive user interface. ### 1.1 — 2020-05-13 A minor bug has been fixed. ## Apps similar to CTisus L | App | Rating | Price | Category | | --- | --- | --- | --- | | [Spine: What's the data?](https://appshunter.io/ios/app/spine-whats-the-data/id934859379) | 4.9 (59) | Free | Medical | | [The Highridge Spine App](https://appshunter.io/ios/app/the-highridge-spine-app/id1590205764) | 4.9 (50) | Free | Medical | | [MRI Made Easy... well almost](https://appshunter.io/ios/app/mri-made-easy-well-almost/id1077847614) | 3.4 (25) | Free | Medical | | [Radiology Review Manual](https://appshunter.io/ios/app/radiology-review-manual/id1204468067) | 4.4 (5) | Free | Medical | | [ATEC Spine](https://appshunter.io/ios/app/atec-spine/id1367645576) | 5.0 (8) | Free | Medical | | [Radiology Calculators](https://appshunter.io/ios/app/radiology-calculators/id6751121064) | 5.0 (6) | Free | Medical | ## More apps by Elliot Fishman - [CTisus iQuiz 26](https://appshunter.io/ios/app/ctisus-iquiz-26/id399024441) - [CTisus iLecture Series 26](https://appshunter.io/ios/app/ctisus-ilecture-series-26/id570174986) - [CTisus: CT of the Foot](https://appshunter.io/ios/app/ctisus-ct-of-the-foot/id587474497) - [CTisus iPearls](https://appshunter.io/ios/app/ctisus-ipearls/id687350624) - [CTisus: CT of the Hand & Wrist](https://appshunter.io/ios/app/ctisus-ct-of-the-hand-and-wrist/id758191884) - [CTisus CT Coronary Arteries](https://appshunter.io/ios/app/ctisus-ct-coronary-arteries/id943156650) All apps by Elliot Fishman: https://appshunter.io/developer/399024444 ## Related topics [ctisus ipearls](https://appshunter.io/ios/topics/ctisus-ipearls) · [ct cervical spine](https://appshunter.io/ios/topics/ct-cervical-spine) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-30.*