Publications by authors named "Abdullah Ammar"

Deep brain stimulation (DBS) effectively treats Parkinson's disease (PD) motor symptoms, highlighting a gap in understanding current research trends and future directions. This study aims to analyze DBS literature systematically using bibliometric methods to map trends and identify opportunities. A total of 6,041 publications on DBS for PD from 1993 to 2023 were retrieved from the Web of Science Core Collection (WoSCC) on July 24, 2023.

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Background: Total knee arthroplasty (TKA) is a widely performed procedure that significantly enhances patients' quality of life by reducing pain and improving daily function. While the traditional tibial plate design used in TKA has been symmetrical, there has been a recent trend towards using asymmetrical designs. Our study aimed to compare symmetrical and asymmetrical tibial designs, focusing on outcomes related to overhang, malrotation, and tibial coverage.

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Article Synopsis
  • - The study explored the relationship between oral health-related quality of life and loneliness among adults in Germany, using a sample of 5,000 individuals.
  • - Results indicated that poorer oral health-related quality of life correlates with increased loneliness, with consistent findings across both men and women.
  • - The findings highlight the importance of understanding this link for addressing loneliness; future research is needed to uncover the mechanisms behind this association.
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Background And Aim: In Erbil, Iraq, the reluctance of young adults to engage with psychiatric services is influenced by a complex array of barriers, including stigma-related, attitudinal, and instrumental factors that hinder effective mental healthcare access. This study aimed to identify these specific barriers to accessing psychiatric care among young adults in Erbil.

Materials And Methods: The study utilized a cross-sectional online survey conducted between April 5th and May 1st, 2024.

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Objective: To assess trends in abdominal aortic aneurysm (AAA) hospital admissions, interventions, and aneurysm related mortality in England, and to examine the impact of endovascular repair on mortality for the years 1998 - 2020.

Methods: Hospital admission and operative approach (endovascular aortic aneurysm repair, or open surgical repair [OSR]) using Hospital Episodes Statistics (HES), and aneurysm related mortality data from the Office for National Statistics for England standardised to the 2013 European Standard Population, were analysed using linear regression and Joinpoint regression analyses. Aneurysm related mortality was compared between the pre-endovascular era (1998 - 2010) and the endovascular era (2011 - 2019).

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Objective: To assess trends in thoracic aortic aneurysm (TAA) hospital admissions, interventions, and aneurysm related mortality (ARM) in England, and examine the impact of endovascular repair on mortality for the years 1998 to 2020.

Methods: Hospital admission and operative approach (thoracic endovascular aortic repair, [TEVAR] or open surgical repair) using Hospital Episodes Statistics, and ARM data from the Office for National Statistics for England standardised to the 2013 European Standard Population were analysed using linear regression and Joinpoint regression analyses. ARM was compared between the pre-endovascular era (1998 - 2008) and the endovascular era (2009 - 2019).

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Epidermoid cysts (EC) are benign lesions resulting from incomplete separation of the neuroectoderm during embryonic development. The investigation of choice for EC is magnetic resonance imaging (MRI). Surgical resection is the treatment of choice.

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Objective: To investigate the clinical impact of coeliac artery (CA) coverage during thoracic endovascular aortic repair (TEVAR).

Methods: This systematic review and meta-analysis was conducted according to the PRISMA guidelines. Electronic databases were searched from 1989 to 2020 for studies reporting visceral ischaemia, spinal cord ischaemia (SCI), 30 day/in hospital mortality, endoleaks, re-intervention, and caudal stent graft migration following CA coverage in patients undergoing TEVAR.

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Article Synopsis
  • Metastatic lesions of the pancreas (PMET) make up a small portion (1%-5%) of solid pancreatic tumors; this study explored how effective endoscopic ultrasonography with fine needle aspiration (EUS-FNA) is in diagnosing them.
  • Between 2011-2017, a comparison was made between patients with PMET and those with primary pancreatic tumors (like pancreatic adenocarcinoma and neuroendocrine tumors) regarding their symptoms and EUS-FNA results.
  • Findings indicated that patients with PMET often had fewer symptoms (like abdominal pain and jaundice) and a history of prior malignancies, with most PMET cases detected during routine imaging for the original cancer.
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To compare the efficacy and safety of systemic and catheter directed thrombolysis for patients with pulmonary embolism. Pubmed and Cochrane Central Register of Controlled Trials were systematically searched from inception to May 31st 2020 to identify relevant studies. Outcomes of interest were in-hospital mortality and major bleeding including intracranial hemorrhage.

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The thermal kinetic modeling is crucial for development of sustainable processes where lignocellulosic fuels are a part of chemical system and their thermal degradation eventuates. In this paper, thermal decomposition of three lignocellulosic materials (bagasse, rice husk, and wheat straw) was obtained by the thermogravimetric (TG) technique and kinetics was analyzed by both model-fitting and isoconversional (model-free) methods to compare their effectiveness. Two models selected from each class include Arrhenius and Coats-Redfern (model-fitting), and Kissinger-Akahira-Sunose (KAS) and Flynn-Wall-Ozawa (FWO) (model-free).

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Purpose: To describe the dual purpose of left subclavian artery (LSA) scallop endografts to create the proximal landing zone (PLZ) and facilitate antegrade left-sided upper extremity access for branched endovascular aortic repair (BEVAR) of Type II thoracoabdominal aneurysms (TAAA) with a short PLZ.

Technique: Three patients with an inadequate (< 20 mm) PLZ underwent a 2-stage repair of Type II TAAA. Following femoral cut-down, a custom-made LSA scallop endograft was deployed into zone 2 to create the PLZ and maintain perfusion to the LSA.

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Background: Thoracic endovascular aortic repair with a scallop design (scallop-TEVAR) is a useful treatment strategy to extend the proximal landing zone (PLZ), while maintaining perfusion to one or more of the supra-aortic trunks (SATs) when treating aortic pathology with an unfavorable PLZ. The durability of this approach with the Bolton Relay scallop endograft (Terumo Aortic, Sunrise, Fla) has not been established.

Methods: A retrospective review of prospectively collected data on consecutive patients that received scallop-TEVAR in zones 0 to 2 at a tertiary aortic unit was undertaken.

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Background: The mainstay for the definitive diagnosis of pancreatic lesions is endoscopic ultrasound-guided fine-needle aspiration (EUS-FNA). However, there is evidence that EUS-FNA has low sensitivity in the setting of chronic pancreatitis (CP). This single-center retrospective study aimed to compare and analyze the diagnostic yield of EUS-FNA for solid pancreatic lesions in the presence and absence of CP, and to further investigate strategies for overcoming the low diagnostic yield in the setting of CP.

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Intestinal malrotation is an abnormality that usually presents in infanthood. Following correction, complications are rare in adults. We describe a case of a 64-year-old woman with a history of malrotation who presented with anaemia and weight loss.

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