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Intracranial hemorrhages in head CT scans serve as a first line tool to help specialists diagnose different types. However, their types have diverse shapes in the same type but similar confusing shape, size and location between types. To…

Image and Video Processing · Electrical Eng. & Systems 2023-12-19 Chia Shuo Chang , Tian Sheuan Chang , Jiun Lin Yan , Li Ko

In an emergency room (ER) setting, stroke triage or screening is a common challenge. A quick CT is usually done instead of MRI due to MRI's slow throughput and high cost. Clinical tests are commonly referred to during the process, but the…

Computer Vision and Pattern Recognition · Computer Science 2022-06-29 Tongan Cai , Haomiao Ni , Mingli Yu , Xiaolei Huang , Kelvin Wong , John Volpi , James Z. Wang , Stephen T. C. Wong

Classifying fine-grained ischemic stroke phenotypes relies on identifying important clinical information. Radiology reports provide relevant information with context to determine such phenotype information. We focus on stroke phenotypes…

Computation and Language · Computer Science 2020-10-13 Surabhi Datta , Shekhar Khanpara , Roy F. Riascos , Kirk Roberts

The accurate understanding of ischemic stroke lesions is critical for efficient therapy and prognosis of stroke patients. Magnetic resonance imaging (MRI) is sensitive to acute ischemic stroke and is a common diagnostic method for stroke.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 R. P. Chowdhury , T. Rahman

Stroke is a major public health problem, affecting millions worldwide. Deep learning has recently demonstrated promise for enhancing the diagnosis and risk prediction of stroke. However, existing methods rely on costly medical imaging…

Image and Video Processing · Electrical Eng. & Systems 2025-12-17 Saeed Shurrab , Aadim Nepal , Terrence J. Lee-St. John , Nicola G. Ghazi , Bartlomiej Piechowski-Jozwiak , Farah E. Shamout

We present StrokeNeXt, a model for stroke classification in 2D Computed Tomography (CT) images. StrokeNeXt employs a dual-branch design with two ConvNeXt encoders, whose features are fused through a lightweight convolutional decoder based…

Image and Video Processing · Electrical Eng. & Systems 2026-02-18 Leo Thomas Ramos , Angel D. Sappa

Recent advancements in AI and medical imaging offer transformative potential in emergency head CT interpretation for reducing assessment times and improving accuracy in the face of an increasing request of such scans and a global shortage…

Rapid infarct assessment on non-contrast CT (NCCT) is essential for acute ischemic stroke management. Most deep learning methods perform pixel-wise segmentation without modeling the structured anatomical reasoning underlying ASPECTS…

Image and Video Processing · Electrical Eng. & Systems 2026-03-02 Hiba Azeem , Behraj Khan , Tahir Qasim Syed

Background and Purpose: We aimed to develop and evaluate an automatic acute ischemic stroke-related (AIS) detection system involving a two-stage deep learning model. Methods: We included 238 cases from two different institutions.…

Image and Video Processing · Electrical Eng. & Systems 2020-09-09 Mizuho Nishio , Sho Koyasu , Shunjiro Noguchi , Takao Kiguchi , Kanako Nakatsu , Thai Akasaka , Hiroki Yamada , Kyo Itoh

We propose a novel method that combines a convolutional neural network (CNN) with a long short-term memory (LSTM) mechanism for accurate prediction of intracranial hemorrhage on computed tomography (CT) scans. The CNN plays the role of a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-29 Nhan T. Nguyen , Dat Q. Tran , Nghia T. Nguyen , Ha Q. Nguyen

The preservation of the corticospinal tract (CST) is key to good motor recovery after stroke. The gold standard method of assessing the CST with imaging is diffusion tensor tractography. However, this is not available for most intracerebral…

This paper presents a lightweight framework for classifying brain stroke types from Diffusion-Weighted Imaging (DWI) MRI scans, employing a Multi-Layer Perceptron (MLP) neural network with Wavelet Transform for feature extraction. Accurate…

Image and Video Processing · Electrical Eng. & Systems 2025-06-19 Mana Mohammadi , Amirhesam Jafari Rad , Ashkan Behrouzi

Clinical outcome prediction plays an important role in stroke patient management. From a machine learning point-of-view, one of the main challenges is dealing with heterogeneous data at patient admission, i.e. the image data which are…

Image and Video Processing · Electrical Eng. & Systems 2022-05-12 Nima Hatami , Tae-Hee Cho , Laura Mechtouff , Omer Faruk Eker , David Rousseau , Carole Frindel

Ischemic stroke, caused by cerebral vessel occlusion, presents substantial challenges in medical imaging due to the variability and subtlety of stroke lesions. Magnetic Resonance Imaging (MRI) plays a crucial role in diagnosing and managing…

Image and Video Processing · Electrical Eng. & Systems 2025-01-07 Ashiqur Rahman , Muhammad E. H. Chowdhury , Md Sharjis Ibne Wadud , Rusab Sarmun , Adam Mushtak , Sohaib Bassam Zoghoul , Israa Al-Hashimi

Treatment of acute ischemic strokes (AIS) is largely contingent upon the time since stroke onset (TSS). However, TSS may not be readily available in up to 25% of patients with unwitnessed AIS. Current clinical guidelines for patients with…

Image and Video Processing · Electrical Eng. & Systems 2021-05-03 Haoyue Zhang , Jennifer S Polson , Kambiz Nael , Noriko Salamon , Bryan Yoo , Suzie El-Saden , Fabien Scalzo , William Speier , Corey W Arnold

Purpose: To compare the segmentation and detection performance of a deep learning model trained on a database of human-labelled clinical diffusion-weighted (DW) stroke lesions to a model trained on the same database enhanced with synthetic…

Machine learning offers great potential for automated prediction of post-stroke symptoms and their response to rehabilitation. Major challenges for this endeavour include the very high dimensionality of neuroimaging data, the relatively…

Artificial Intelligence · Computer Science 2023-10-31 Adam White , Margarita Saranti , Artur d'Avila Garcez , Thomas M. H. Hope , Cathy J. Price , Howard Bowman

Hyper-trabeculation or non-compaction in the left ventricle of the myocardium (LVNC) is a recently classified form of cardiomyopathy. Several methods have been proposed to quantify the trabeculae accurately in the left ventricle, but there…

Image and Video Processing · Electrical Eng. & Systems 2024-02-13 Gregorio Bernabé , Pilar González-Férez , José M. García , Guillem Casas , Josefa González-Carrillo

Acute stroke lesion segmentation tasks are of great clinical interest as they can help doctors make better informed treatment decisions. Magnetic resonance imaging (MRI) is time demanding but can provide images that are considered gold…

Computer Vision and Pattern Recognition · Computer Science 2019-04-25 Albert Clèrigues , Sergi Valverde , Jose Bernal , Jordi Freixenet , Arnau Oliver , Xavier Lladó

Portable CT scanners enable early stroke detection in prehospital and low-resource settings but require reduced radiation doses, introducing noise that degrades diagnostic reliability. We present a deep learning framework for stroke…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Rhea Ghosal , Ronok Ghosal , Eileen Lou