Anas Abdallah

ORCID: 0000-0003-3600-089X
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About
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Research Areas
  • Spinal Dysraphism and Malformations
  • Meningioma and schwannoma management
  • Glioma Diagnosis and Treatment
  • Spine and Intervertebral Disc Pathology
  • Cerebrospinal fluid and hydrocephalus
  • Intracranial Aneurysms: Treatment and Complications
  • Traumatic Brain Injury and Neurovascular Disturbances
  • Neurofibromatosis and Schwannoma Cases
  • Infectious Diseases and Tuberculosis
  • Bone Tumor Diagnosis and Treatments
  • Vascular Malformations Diagnosis and Treatment
  • Cerebrovascular and Carotid Artery Diseases
  • Sarcoma Diagnosis and Treatment
  • Spinal Fractures and Fixation Techniques
  • Head and Neck Surgical Oncology
  • Fetal and Pediatric Neurological Disorders
  • Oral and Maxillofacial Pathology
  • Neurosurgical Procedures and Complications
  • Anesthesia and Pain Management
  • Musculoskeletal pain and rehabilitation
  • Brain Metastases and Treatment
  • Management of metastatic bone disease
  • Spinal Cord Injury Research
  • Scoliosis diagnosis and treatment
  • Amoebic Infections and Treatments

Sağlık Bilimleri Üniversitesi
2020-2024

Bezmiâlem Vakıf Üniversitesi
2017-2023

State Hospital
2022

Education Training And Research
2022

Sema Hospital
2021-2022

Bakırköy Psychiatric Hospital
2013-2020

Centre hospitalier régional de la Citadelle
2017

University of Liège
2017

Ankara Spine Center
2015

Study Design. Prospective randomized comparative (controlled) study. Objective. Management of the severe postoperative back pain followed major spinal surgeries remains a challenge. The search is going on to find simple, efficient, and reliable perioperative analgesia with low side effects. We aimed investigate efficacy intraoperative freehand erector spinae plane block (ESBP) after surgeries. Summary Background Data. A few case reports controlled studies demonstrated analgesic ESPB in...

10.1097/brs.0000000000003966 article EN Spine 2021-01-25

Most studies on Chiari malformation (CM) are focused CM Type-1. A new subtype, Type-1.5, lacks sufficient research. This study aims to evaluate the long-term surgical outcomes of posterior fossa decompression followed by duraplasty with arachnoid-preserving (PFDD-AP) technique for primary and recurrent Type-1.5. The medical charts patients treated surgically at our institute between Jan 2011 2022 were reviewed retrospectively. Adult consecutively Type-1.5 selected as core sample current...

10.1055/a-2590-6183 article EN PubMed 2025-04-17

tumors, particularly in adults (8).Rarely, SS have possibility of malignancy and therefore the recommended primary treatment choice is gross-total resection (GTR) with preservation neurological function.GTR these lesions, which main goal surgical treatment, leads to good results.Giant dumbbell SS, extends anteriorly invade bones, vascular structures, soft tissues fill abdominal thoracic cavities as same extradural location █ InTRODuCTIOn S pinal schwannomas (SS) are well known,...

10.5137/1019-5149.jtn.15678-15.1 article EN Turkish Neurosurgery 2015-01-01

Glioblastoma is a malignant tumor of the brain. The treatment this still challenge. Curcumin has been shown to have therapeutic effects when used treat diseases. However, molecular mechanisms its action are not fully elucidated. We hypothesized that reactive oxygen species (ROS) key role in curcumin-induced DNA damage, apoptosis, and cell death. To test our hypothesis, cytotoxic, genotoxic, apoptotic, ROS-generating effects, as well mitochondrial membrane potentials curcumin on rat glioma...

10.14715/cmb/2019.65.3.15 article EN Cellular and Molecular Biology 2019-03-31

Tethered cord syndrome (TCS) is rarely diagnosed in adults. It a complex clinicopathological entity that remains poorly understood. In this study, clinical outcomes of 23 consecutive congenital TCSs adults have been evaluated to establish standard approach treat TCS adults.Medical records were retrospectively reviewed 73 cases who underwent surgery our hospital, between 2005 and 2014. Cases which treated surgically (patient age > 18 years) included study.Twenty-three adult 15 them female 8...

10.5137/1019-5149.jtn.15892-15.1 article EN Turkish Neurosurgery 2015-01-01

BACKGROUND:The aim of this study was to assess the clinical and radiological outcomes surgical treatment for primary spinal ependymoma in children. MATERIAL AND METHODS:Medical records 46 patients who underwent surgery BRSHH hospital during a 12-year period from 2004 2015 were retrospectively reviewed. All pediatric (patient age <18 years) selected as core sample used study. RESULTS:This series included 1 female 2 male between ages 9 17 years with mean 13.3±3.9 years. The preoperative course...

10.12659/msm.910447 article EN Medical Science Monitor 2018-10-05

Abnormalities in proto‑oncogene B‑Raf (BRAF) are typical several subgroups of gliomas, including pilocytic astrocytomas, optic nerve pleomorphic xanthoastrocytomas (PXA), anaplastic PXAs and gangliogliomas. However, they rarely reported adult gliomas. BRAF alterations frequent a distinct variant glioblastomas (GBMs) known as epithelioid GBMs (E‑GBMs). There limited studies on whether immunohistochemistry (IHC) can be used to determine the presence VE1 mutations these tumors. The aim current...

10.3892/ol.2018.8919 article EN Oncology Letters 2018-06-06

Background The prognosis of the Chiari malformation type 1 (CM1) demonstrates a variant spectrum that varies from full recovery to complicated worse neurological disability.Objective To investigate factors affecting outcomes conservative and surgical treatment for CM1 by evaluating adult patients consecutively managed at our institutions.Materials methods We retrospectively reviewed medical records diagnosed with two reference neurosurgical centers eight years (2010–2017). selected all who...

10.1080/01616412.2021.1967681 article EN Neurological Research 2022-02-01

Aim: Preoperatively performed magnetic resonance images (MRIs) are essential before treating spinal tumors surgically. This study aims to investigate the compatibility of MRI preliminary diagnosis and proven histopathologic consecutively operated 96 tumors. Material Methods: Medical records were retrospectively reviewed for all at our institute during a period 6 years. One hundred ten detected. Fourteen excluded because they not met criteria. Results: Ninety-six cases detected in 46 female...

10.4103/ajns.ajns_366_19 article EN cc-by-nc-nd Asian Journal of Neurosurgery 2020-06-01

Background Recurrent lumbar disk herniation (RLDH) is one of the most undesirable complications following discectomy (LD). This study aimed to prospectively investigate non-biomechanical–radiological and intraoperative factors affecting recurrence after discectomy.Patients Methods Data 988 consecutive patients with Lumbar (LDH) who underwent LD at our department for over 2 years (2014–2015) were collected. Patients met criteria included (n = 816). divided into groups; group 1 symptomatic...

10.1080/01616412.2022.2116525 article EN Neurological Research 2022-09-01

pediatric age group patients (14).PIGs occur frequently in the first two decades of life and are usually diagnosed between 10 21 years (7,12).The presenting symptoms vary according to lesion localization.The clinical presentation varies obstructive hydrocephalus, diabetes insipidus, Parinaud's syndrome, hypopituitarism visual defects.The general opinion among neurosurgeons is obtain a biopsy using stereotactic guide █ INTRODuCTION P rimary intracranial germinomas (PIGs) rare malignant...

10.5137/1019-5149.jtn.17474-16.3 article EN Turkish Neurosurgery 2016-01-01

Many risk factors associated with recurrent lumbar disk herniation (RLDH) following discectomy (LD) have been reported. This study aimed to elucidate the biomechanical–radiological, clinical, and demographic that affect symptomatic RLDH prospectively.We collected prospective data of 988 consecutive patients LDH who underwent LD at our department from January 2014 December 2015. Patients met criteria were followed up postoperatively for more than 5 years included (n = 816). divided into 3...

10.1080/01616412.2022.2056340 article EN Neurological Research 2022-03-22

Abstract Objectives Multiple intracranial aneurysms (MIAs) are fairly common entities. Unless MIAs incidentally diagnosed, they remain asymptomatic until rupture. In this study, the authors investigated factors affecting surgical outcomes in patients with MIA by evaluating of 90 consecutive cases. Material and Methods Medical records were retrospectively reviewed for 409 cerebral aneurysm cases that underwent surgery hospital from 2011 to 2013. The patients’ data prospectively collected. All...

10.1055/s-0038-1668493 article EN cc-by-nc-nd Indian Journal of Neurosurgery 2018-08-01

Solitary osteochondromas are common benign long bone tumors originating from cartilage. They may produce a wide variety of symptoms and complications depending on their spinal location. These include compressive myelopathy, nerve root compression, pathologic fracture malignant degeneration, or in some cases only pain. cervical spine have been reported mostly the neural arch vertebral body. This report describes patient presenting with neck pain, osteochondroma arising right bifid C5 lamina.

10.1155/2013/509745 article EN cc-by Case Reports in Orthopedics 2013-01-01

Syringomyelia is a common condition seen in patients with Chiari type-I malformation (CM1). The purpose of this retrospective study was to evaluate the long-term clinical and radiological outcomes posterior fossa decompression duraplasty (PFDD) coagulation tonsillar ectopia consecutive surgically treated adult CM1-related syringomyelia (CRS).Over 9 years' duration (1993-2001), medical charts diagnosed patient CM1 at our neurosurgical center were reviewed retrospectively. This included who...

10.1080/01616412.2021.1981104 article EN Neurological Research 2021-09-24

Transpedicular screw (TPS) misplacement is still a nightmare for spine surgeons. Preoperative planning one of the methods that surgeon could use to minimize this complication. This study aims compare efficacy three-dimensional (3D) and two-dimensional (2D) preoperative in posterior lumbar TPSs placement performed using freehand technique. Patients who underwent degenerative spondylolisthesis or spinal stenosis technique between November 2021 October 2022 were evaluated retrospectively. In...

10.1055/a-2175-3215 article EN Journal of Neurological Surgery Part A Central European Neurosurgery 2023-09-13
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