Publications by authors named "Mohammad Issa"

GAPO syndrome is an exceptionally-rare autosomal recessive disorder characterized by growth retardation, alopecia, pseudoanodontia, and optic abnormalities, with fewer than 60 cases reported globally. We present the first documented case in Syria, highlighting novel otolaryngological and radiological findings that expand the clinical spectrum of this syndrome. A 27-year-old male presented with chronic right-sided otalgia, unilateral conductive hearing loss, and persistent sinonasal symptoms.

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Background: Bronchoscopy and EBUS are standard procedures in lung cancer work-up but have low diagnostic yield in lesions outside the central airways and hilar/mediastinal lymph nodes. Growing evidence on introducing the EBUS endoscope into the oesophagus (EUS-B) in the same session as bronchoscopy/EBUS gives access to new anatomical areas that can be safely biopsied.

Objective: To summarize the current evidence of the added value of EUS-B-FNA to bronchoscopy and EBUS-TBNA in lung cancer work-up.

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Lipoma is a benign mesenchymal tumor primarily found in subcutaneous fat. Post-traumatic lipoma (PTL) sporadically associates with blunt of penetrating trauma, but the exact mechanism remains not fully understood. This article unveils a rare case of a 32-year-old male presenting with a cervical lipoma at a previous surgical incision, an unprecedented occurrence.

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Aim: To report on the distribution of eye diseases, aetiologies of severe visual impairment/blindness (SVI/BL) and unmet eye care needs of the Syrian refugee population and the Lebanese host community.

Methods: This retrospective study analysed the data of patients that were examined during the Ayounkon project -an eye health care project offering medical and surgical treatment for Syrian refugees and Lebanese host community in the Bekaa Valley in Lebanon. The project took place in three different primary health care centres and involved cooperation between several NGOs and ophthalmologists working on a voluntary basis.

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EUS-B is a procedure using the echoendobronchoscope in the esophagus and stomach. The procedure is a minimally invasive, safe, and feasible approach that pulmonologists can use to visualize and biopsy structures adjacent to the esophagus and stomach. EUS-B gives access to many structures of which some may also be reached by EBUS (mediastinal lymph nodes, lung or pleural tumors, pericardial fluid) while others cannot be reached such as retroperitoneal lymph nodes, ascites, and lesions in the liver, pancreas or left adrenal gland.

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Article Synopsis
  • The study investigates how chronic exposure to food-grade titanium dioxide (fg-TiO), a common food additive, affects the development of food allergies (FA) in young males through impacts on intestinal health and immune response.
  • Researchers assessed the health and immune system of offspring whose mothers were fed diets either enriched with fg-TiO or control food from preconception to weaning, finding altered gut barrier and microbiota compositions.
  • Findings indicate that perinatal exposure to fg-TiO may decrease the ability to develop oral tolerance to cow's milk proteins, showing a significant predisposition to food allergies, particularly in male subjects.
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Background: Tibial shaft fractures are common injuries that can be treated with various methods, including interlocked intramedullary nail (IMN). However, there is limited data on the clinical outcomes of IMN for tibial shaft fractures in Yemen.

Objective: To evaluate the clinical outcomes of primary IMN for tibial shaft fractures in Yemen.

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This study reports the needs-based development, effectiveness and feasibility of a novel, comprehensive spinal cord stimulation (SCS) digital curriculum designed for pain medicine trainees. The curriculum aims to address the documented systematic variability in SCS education and empower physicians with SCS expertise, which has been linked to utilization patterns and patient outcomes. Following a needs assessment, the authors developed a three-part SCS e-learning video curriculum with baseline and postcourse knowledge tests.

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This is the first paper to report sampling of pancreatic lesions by EUS-B-FNA. A 76 year old patient suspected of primary lung cancer presented with a 36 × 24 mm lesion in the pancreas. Thoracentesis showed malignant cells suggestive of mucinous adenocarcinoma, but immunohistochemistry was inconclusive.

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Using electrolysis systems to degrade organics in wastewater encourages this technique to remove micropollutants (MPs) in different types of water. In this work, a cell consisting of an anode as a boron-doped diamond (BDD) electrode combined with a gas diffusion (GDE) cathode without a separator showed that MPs degradation can be effectively achieved. Investigating different operating parameters, it was stated that applying a low current density (2 mA/cm) and setting the Reynolds number of the electrolyte flow through the cell at the laminar range raised the treatment time by 3-fold at the same energy demand.

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Microbial fuel cells are a promising technology for future wastewater treatment, as it allows cleaning and power generation simultaneously. The bottleneck of microbial fuel cells is often its cathodes because they determine the power output. Gas diffusion electrodes might overcome this bottleneck due to their low production costs and high oxygen reduction rates.

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Background: Abortion is an increasingly important issue since it is discussed from multiple points of view including medical, social, religious, and legal aspects. Abortion is an old topic that is continuously discussed from various perspectives including medicine, laws, and society. Abortion is an illegal in general terms, but it can be carried out under certain medical conditions for the interest of pregnant woman, if the pregnancy is threatening her life.

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Article Synopsis
  • Food allergies arise from inappropriate immune responses to certain food components, and environmental factors during pregnancy can influence this risk.
  • Chronic exposure of mothers to inorganic nanoparticles in food—like silicon dioxide, titanium dioxide, or silver—can negatively affect the developing fetus by crossing the placenta and potentially being present in breast milk.
  • Such exposure may disrupt the beneficial gut microbiota and interfere with immune system development in infants, increasing the chances of developing food allergies later on.
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Transgender individuals experience lower overall health outcomes than cisgender individuals due to a higher burden of chronic illnesses in this demographic. An early loss in renal function is frequently seen in acute interstitial nephritis (AIN), which is defined by the presence of inflammatory infiltrates and edema inside the interstitium. Infections or medication use can cause interstitial nephritis.

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Purpose: There is a growing interest in extending the axial fields-of-view (AFOV) of PET scanners. One major limitation for the widespread clinical adoption of such systems is the multifold increase in the associated material costs. In this study, we propose a cost-effective solution to extend the PET AFOV using a sparse detector rings configuration.

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Ocular herpes simplex keratitis (HSK) is a consequence of viral reactivations from trigeminal ganglia (TG) and occurs almost exclusively in the same eye in humans. In our murine oro-ocular (OO) model, herpes simplex virus 1 (HSV-1) inoculation in one side of the lip propagates virus to infect the ipsilateral TG. Replication here allows infection of the brainstem and infection of the contralateral TG.

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Background: Limited post-marketing data exist on the use of the Solitaire FR device in clinical practice. The North American Solitaire Stent Retriever Acute Stroke (NASA) registry aimed to assess the real world performance of the Solitaire FR device in contrast with the results from the SWIFT (Solitaire with the Intention for Thrombectomy) and TREVO 2 (Trevo versus Merci retrievers for thrombectomy revascularization of large vessel occlusions in acute ischemic stroke) trials.

Methods: The investigator initiated NASA registry recruited North American sites to submit retrospective angiographic and clinical outcome data on consecutive acute ischemic stroke (AIS) patients treated with the Solitaire FR between March 2012 and February 2013.

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Background: The Interventional Management of Stroke III (IMS-III) trial demonstrated no benefit for intravenous recombinant tissue plasminogen activator (IV rt-PA) followed by endovascular therapy versus IV rt-PA alone. However, IMS-III mostly included earlier generation devices. The recent thrombectomy trials have incorporated the stent-retriever technology, but their generalizability remains unknown.

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Brucella melitensis Rev.1 is an avirulent strain that is widely used as a live vaccine to control brucellosis in small ruminants. Although an assembled draft version of Rev.

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Background And Purpose: Failure to recanalize predicts mortality in acute ischemic stroke. In the North American Solitaire Acute Stroke registry, we investigated parameters associated with mortality in successfully recanalized patients.

Methods: Logistic regression was used to evaluate baseline characteristics and recanalization parameters for association with 90-day mortality.

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Background: Previous studies have demonstrated that cerebral dural sinus stenosis (DSS) may be a potential patho-physiological cause of idiopathic intracranial hypertension (IIH). Endovascular therapy for DSS is emerging as a potential alternative to treat IIH. Here, we present the results of our case series.

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Background: Mechanical thrombectomy with stent-retrievers results in higher recanalization rates compared with previous devices. Despite successful recanalization rates (Thrombolysis in Cerebral Infarction (TICI) score ≥2b) of 70-83%, good outcomes by 90-day modified Rankin Scale (mRS) score ≤2 are achieved in only 40-55% of patients. We evaluated predictors of poor outcomes (mRS >2) despite successful recanalization (TICI ≥2b) in the North American Solitaire Stent Retriever Acute Stroke (NASA) registry.

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Background And Purpose: Previous work that predated the availability of the safer stent-retriever devices has suggested that general anesthesia (GA) may have a negative impact on outcomes in patients with acute ischemic stroke undergoing endovascular therapy.

Methods: We reviewed demographic, clinical, procedural (GA versus local anesthesia [LA], etc), and site-adjudicated angiographic and clinical outcomes data from consecutive patients treated with the Solitaire FR device in the investigator-initiated North American SOLITAIRE Stent-Retriever Acute Stroke (NASA) Registry. The primary outcomes were 90-day modified Rankin Scale, mortality, and symptomatic intracranial hemorrhage.

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Background/aim: Anastomotic leak after esophagectomy is one of the most challenging complications resulting in a high morbidity and mortality and prolonged hospitalization. The study intended to assess the outcome of endoluminal self-expanding stent in the treatment of this problem.

Settings And Design: Department of Thoracic and Cardiovascular Surgery, Arhus University Hospital, Skejby, Arhus, Denmark.

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Background And Purpose: Efficient and timely recanalization is an important goal in acute stroke endovascular therapy. Several studies demonstrated improved recanalization and clinical outcomes with the stent retriever devices compared with the Merci device. The goal of this study was to evaluate the role of the balloon guide catheter (BGC) and recanalization success in a substudy of the North American Solitaire Acute Stroke (NASA) registry.

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