Mohannad Ibrahim

ORCID: 0000-0001-7776-8905
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About
Contact & Profiles
Research Areas
  • Head and Neck Cancer Studies
  • Quantum Computing Algorithms and Architecture
  • Cerebrospinal fluid and hydrocephalus
  • Spinal Dysraphism and Malformations
  • Head and Neck Surgical Oncology
  • Quantum Information and Cryptography
  • Radiomics and Machine Learning in Medical Imaging
  • Radiation Dose and Imaging
  • Advanced X-ray and CT Imaging
  • Ear and Head Tumors
  • Salivary Gland Tumors Diagnosis and Treatment
  • Glioma Diagnosis and Treatment
  • Fetal and Pediatric Neurological Disorders
  • Medical Imaging Techniques and Applications
  • Head and Neck Anomalies
  • Low-power high-performance VLSI design
  • Tumors and Oncological Cases
  • Brain Metastases and Treatment
  • Teratomas and Epidermoid Cysts
  • Thyroid Cancer Diagnosis and Treatment
  • Congenital Diaphragmatic Hernia Studies
  • Nerve Injury and Rehabilitation
  • Brain Tumor Detection and Classification
  • Spinal Fractures and Fixation Techniques
  • Advanced Radiotherapy Techniques

University of Michigan
2014-2025

Michigan United
2023-2024

North Carolina State University
2020-2023

North Central State College
2023

Intel (United States)
2023

Michigan Medicine
2010-2020

A. Alfred Taubman Health Care Center
2020

University of Khartoum
2015

Henry Ford Health System
2015

Northwestern University
2015

We reviewed our experience with pineal cysts to define the natural history and clinical relevance of this common intracranial finding.The study population consisted 48,417 consecutive patients who underwent brain MR imaging at a single institution over 12-year interval were 18 years age time imaging. Patient characteristics, including demographic data other diagnoses, collected from cases involving cyst. then identified all had been clinically evaluated least 6 months follow-up. All...

10.3171/2011.6.jns11506 article EN Journal of neurosurgery 2011-07-22

Pineal cysts are a frequent incidental finding on intracranial imaging. In adults, the prevalence of pineal is estimated to be 1.1-4.3%. However, not well established in younger patients.The authors retrospectively reviewed consecutive series 14,516 patients 25 years age and younger, who underwent brain MR imaging at single institution over an 11-year period. identified with cysts, analyzed images according cyst size, signal characteristics, enhancement pattern, evidence local mass effect....

10.3171/2009.4.peds0951 article EN Journal of Neurosurgery Pediatrics 2009-09-01

Abstract Background Despite better prognosis, there is a group of oropharyngeal squamous cell carcinoma (SCC) human papillomavirus (HPV)+ patients who experience treatment failure and succumb to distant metastasis. Methods Seventy‐eight previously untreated nested in concurrent chemoradiation protocol were reviewed correlate patterns local‐regional tumor extent Biomarker assessment was: HPV situ hybridization epidermal growth factor receptor (EGFR) immunointensity. Results The 3‐year...

10.1002/hed.21997 article EN Head & Neck 2012-01-13

This paper proposes an approach to build a cost-effective standardized environmental monitoring device using the Raspberry-Pi (R-Pi) single-board computer. The system was designed Python Programming language and can be controlled accessed remotely through Internet of Things platform. It takes information about surrounding environment sensors uploads it directly internet, where anytime anywhere internet. Experimental results demonstrated that is able accurately measure: temperature, humidity,...

10.1109/icdipc.2015.7323023 article EN 2015-10-01

<h3>BACKGROUND AND PURPOSE:</h3> Despite recent improvements in perinatal care, the incidence of neonatal brachial plexus palsy remains relatively common. CT myelography is currently considered to be optimal imaging technique for evaluating nerve root integrity. Recent MR techniques have made it an attractive alternative evaluate avulsions (preganglionic injuries). We aim demonstrate utility evaluation normal and avulsed spinal roots. <h3>MATERIALS METHODS:</h3> All study patients with...

10.3174/ajnr.a3820 article EN cc-by American Journal of Neuroradiology 2013-12-19

Filum terminale lipomas (FTLs) are being identified with increasing frequency due to the utilization of MRI. Although an FTL may be associated tethered cord syndrome (TCS), in many cases FTLs diagnosed incidentally patients without any symptoms TCS. The natural history is not well defined.The authors searched clinical and imaging records at a single institution over 14-year interval identify FTLs. For FTL, were reviewed for indication imaging, presenting symptoms, perceived need surgery,...

10.3171/2014.2.peds13528 article EN Journal of Neurosurgery Pediatrics 2014-03-14

Our aim was to evaluate the utility of dual-energy CT (DECT) virtual kilo-electron volt (keV) monochromatic images for visualization transpedicular screw-bone interface after spinal fusion.This retrospective study included postfusion spine studies performed from October 2011 through April 2012 on a 64-MDCT unit (Discovery CT750 HD). Studies were postprocessed an Advantage Windows workstation (version 4.4) by two neuroradiologists with creation 40 140 keV. Each reader graded interfaces 70-keV...

10.2214/ajr.12.9736 article EN American Journal of Roentgenology 2013-09-24

Purpose The objective of this study was to evaluate spectral Hounsfield unit (HU) curves and effective Z (atomic number) generated on dual-energy gemstone imaging computed tomography (CT) in the differentiation benign malignant neck pathologic findings. Methods This a retrospective review 38 patients who underwent CT (Lightspeed CT750 HD 64-slice scanner; GE Medical Systems, Milwaukee, Wis) from November 2009 June 2012 with identifiable masses. One board-certified radiologist placed regions...

10.1097/rct.0b013e3182976365 article EN Journal of Computer Assisted Tomography 2013-01-01

The purpose of this study was to determine whether matted nodes uniquely identify patients with human papillomavirus (HPV)-positive oropharyngeal cancer at disproportionately high distant failure risk who may benefit from intensified systemic therapy.One hundred seventy-eight stage III/IV HPV-positive completed definitive chemoradiotherapy were stratified by group (low-risk = T1-3/N0-2c/<10 pack-years; intermediate-risk T1-3/N0-2c/≥10 and high-risk T4 or N3). Prognostic impact assessed.At...

10.1002/hed.24105 article EN Head & Neck 2015-04-27

Homomorphic Encryption (HE) is an emerging encryption scheme that allows computations to be performed directly on encrypted messages. This property provides promising applications such as privacy-preserving deep learning and cloud computing. Prior works have been proposed enable practical with architectural-aware optimizations CPUs, CUDA-enabled GPUs FPGAs. However, there no systematic optimization for the whole HE pipeline Intel GPUs. In this paper, we present first-ever SYCL-based GPU...

10.1109/ipdps53621.2022.00074 article EN 2022 IEEE International Parallel and Distributed Processing Symposium (IPDPS) 2022-05-01

The analysis of cell-free tumor DNA (ctDNA) and proteins in the blood patients with cancer potentiates a new generation non-invasive diagnostic approaches. However, confident detection tumor-originating markers is challenging, especially context brain tumors, where these analytes plasma are extremely scarce. Here, we apply sensitive single-molecule technology to profile multiple histone modifications on individual nucleosomes from diffuse midline glioma (DMG). system reveals epigenetic...

10.1016/j.xcrm.2024.101918 article EN cc-by-nc-nd Cell Reports Medicine 2025-01-01

The current American Joint Committee on Cancer (AJCC) staging system may not accurately reflect survival in patients with human papillomavirus (HPV)-positive oropharyngeal squamous cell carcinoma (SCC). purpose of this study was to develop a that more precisely predicts survival.

10.1002/hed.23438 article EN Head & Neck 2013-08-03

We recently described the imaging characteristics of multiple confluent regional metastases (matted nodes) and found that this characteristic was associated with distant metastasis in patients oropharyngeal squamous cell carcinoma (SCC). The purpose study to determine if matted nodes are a predictive marker for metastasis.

10.1002/hed.23882 article EN Head & Neck 2014-09-23

Variational Quantum Algorithms (VQAs) have emerged as a powerful class of algorithms that is highly suitable for noisy quantum devices. Therefore, investigating their design has become key in computing research. Previous works shown choosing an effective parameterized circuit (PQC) or ansatz VQAs crucial to overall performance, especially on near-term In this paper, we utilize pulse-level access machines and our understanding two-qubit interactions optimize the entanglers manner VQAs. Our...

10.1109/tqe.2022.3231124 article EN cc-by IEEE Transactions on Quantum Engineering 2022-01-01

OBJECTIVE Our understanding of pediatric cervical spine development remains incomplete. The purpose this analysis was to quantitatively define growth in a population children with normal CT scans. METHODS A total 1458 older than 1 year and younger 18 years age who had undergone scan at the authors' institution were identified. Subjects separated by sex (in years) into 34 groups. Following assignment, subjects within each group randomly selected for inclusion until target 15 been measured....

10.3171/2016.3.peds1612 article EN Journal of Neurosurgery Pediatrics 2016-05-27

The authors have developed a semiautomatic system for segmentation of diverse set lesions in head and neck CT scans. takes as input an approximate bounding box, uses multistage level to perform the final segmentation. A data consisting 69 marked on 33 scans from 23 patients was used evaluate performance system. contours automatic were compared both 2D 3D gold standard manually drawn by three experienced radiologists. Three metric measures comparison. In addition, radiologist provided quality...

10.1118/1.2794174 article EN Medical Physics 2007-10-24

10.1053/j.sult.2011.07.001 article EN Seminars in Ultrasound CT and MRI 2011-11-22
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