Abdulrahman Albakr

ORCID: 0000-0003-0390-7292
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About
Contact & Profiles
Research Areas
  • Meningioma and schwannoma management
  • Pituitary Gland Disorders and Treatments
  • Head and Neck Surgical Oncology
  • Glioma Diagnosis and Treatment
  • Cerebrospinal fluid and hydrocephalus
  • Spinal Fractures and Fixation Techniques
  • Ultrasound Imaging and Elastography
  • Spine and Intervertebral Disc Pathology
  • Brain Metastases and Treatment
  • Cerebral Venous Sinus Thrombosis
  • Ultrasound and Hyperthermia Applications
  • Neurofibromatosis and Schwannoma Cases
  • Medical Imaging and Analysis
  • Fetal and Pediatric Neurological Disorders
  • Obstructive Sleep Apnea Research
  • Radiomics and Machine Learning in Medical Imaging
  • Teratomas and Epidermoid Cysts
  • Anatomy and Medical Technology
  • Intracerebral and Subarachnoid Hemorrhage Research
  • Photoacoustic and Ultrasonic Imaging
  • Trigeminal Neuralgia and Treatments
  • Neurosurgical Procedures and Complications
  • Surgical Simulation and Training
  • Neonatal and fetal brain pathology
  • Spinal Dysraphism and Malformations

King Saud University
2015-2025

University of Calgary
2018-2025

Cleveland Clinic Florida
2025

Neurological Surgery
2025

Foothills Medical Centre
2018-2020

King Faisal University
2019

National Guard Health Affairs
2019

Majmaah University
2019

Stanford University
2018

King Saud Medical City
2017

Meningioma, a most common brain tumor, has high rate of recurrence. Tumor-associated macrophages (TAMs) are the abundant immune cell type in meningioma. TAMs display functional phenotypic diversity and may establish either an inflammatory anti-tumoral or immunosuppressive pro-tumoral microenvironment. TAM subtypes present meningioma potential contribution to growth recurrence is unknown.Immunofluorescence staining was used quantify M1 M2 populations tissues obtained from 30 patients....

10.1093/noajnl/vdz018 article EN cc-by-nc Neuro-Oncology Advances 2019-05-01

Significance and Goals: The surgical removal of intracranial hemangioblastoma presents various technical difficulties that may be hard to convey trainees. This study aims present insights on the forces exerted by a sensorized bipolar forceps tissue, measured in Newtons (N), during procedures.

10.1055/s-0045-1803898 article EN Journal of Neurological Surgery Part B Skull Base 2025-02-01

BACKGROUND AND OBJECTIVES: Microvascular decompression (MVD) is an effective surgical treatment of trigeminal neuralgia, especially when medical therapy does not result in adequate pain control. Despite its efficacy, improvements can be made the perioperative period to reduce hospital length stay, enhance patient experience, improve outcomes, and costs. An enhanced recovery after surgery (ERAS) protocol was implemented for patients, a retrospective cohort study used compare outcomes with...

10.1227/neu.0000000000003442 article EN Neurosurgery 2025-04-04

Background Parasellar invasion of pituitary adenomas (PAs) into the cavernous sinus (CS) is common. The management CS component PA remains controversial. Objective objective this study was to analyze involvement in treated with endoscopic endonasal approaches, including incidence, surgical risks, strategies, long-term outcomes, and our treatment algorithm. Methods We reviewed a series 176 surgically particular attention whether tumor approached medial or lateral internal carotid artery....

10.1055/s-0036-1598022 article EN Journal of Neurological Surgery Part B Skull Base 2017-01-23

In this paper, we study and evaluate the task of semantic segmentation spinal cord in ultrasound medical imagery. This is useful for neurosurgeons to analyze movement during after laminectomy surgical operation. Laminectomy performed on patients that suffer from an abnormal pressure made cord. The surgeon operates by cutting bones laminae intervening ligaments relieve pressure. During surgery, waves can pass through area give real-time exploitable images uses them confirm decompression or,...

10.3390/app10041370 article EN cc-by Applied Sciences 2020-02-18

Epithelioid hemangioendothelioma (EHE) has been described as a rare vascular bone lesion with histological features between hemangioma and high-grade angiosarcoma. Spinal EHE is quite disease few case reports series reported in the literature. The tumor cells are positive for vimentin, CD31and CD34, factor VIII related antigen, ERG, FLI1. Radiological not specific; it may appear an osteolytic lesion. It can present multifocal 40% of cases. No clear correlation age sex; however, slightly more...

10.21037/jss.2017.05.05 article EN Journal of Spine Surgery 2017-06-01

To discuss the clinical presentation, pathological diagnosis, and surgical outcome for a series of 42 consecutive patients treated lateral third ventricular tumors.This is retrospective study conducted between 2001 2015 included (mean age: 25 years; range: 2 months-65 years) with ventricle tumors surgically at King Khaled University Hospital, Riyadh, Kingdom Saudi Arabia. Demographic, clinical, radiological, surgical, histopathological, follow up data were analyzed.The most common symptoms...

10.17712/nsj.2017.4.20170149 article EN Neurosciences 2017-09-28

Neurodegenerative disorders are commonly encountered in medical practices. Such diseases can lead to major morbidity and mortality among the affected individuals. The molecular pathogenesis of these is not yet clear. Recent literature has revealed that mutations RNA-binding proteins a key cause several human neuronal-based diseases. This review discusses role RNA metabolism neurological with specific emphasis on roles translation microRNAs neurodegeneration, RNA-mediated toxicity, repeat...

10.1515/bjmg-2015-0080 article EN cc-by-nc-nd Balkan Journal of Medical Genetics 2015-12-01

Evaluation of living tissue elasticity has wide applications in disease characterization and prognosis prediction. Few previous ex vivo attempts have been made to characterize spinal cord (SCE). Recently, assessment clinically feasible using ultrasound shear wave elastography (SWE). The current study aims SCE healthy dogs, vivo, utilizing SWE, address changes during compression.Ten Greyhound dogs (mean age 14 months; mean weight 14.3 kg) were anesthetized tracheally intubated, with...

10.3171/2018.2.spine171195 article EN Journal of Neurosurgery Spine 2018-07-20

10.1007/s44186-024-00243-8 article EN Global Surgical Education - Journal of the Association for Surgical Education 2024-04-15

Background: Meningioma, the most common brain tumor, traditionally considered benign, has a relatively high risk of recurrence over patient’s lifespan. In addition, with emergence several clinical, radiological, and molecular variables, it is becoming evident that existing grading criteria, including Simpson’s World Health Organization classification, may not be sufficient or accurate. As web-based tools for widespread accessibility usage become commonplace, such as those gene identification...

10.25259/sni_43_2024 article EN cc-by-nc-sa Surgical Neurology International 2024-05-10
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