Publications by authors named "AMAR E"

Article Synopsis
  • The infrapatellar fat pad (Hoffa fat pad) plays a crucial role in the knee joint, and changes in its condition can lead to knee pain and discomfort.
  • A study analyzed MRI scans of 100 individuals aged 10-80 years to explore the relationship between age and Hoffa fat pad volume, finding no significant age-related correlation.
  • Instead, the research identified strong correlations between Hoffa fat pad volume and variables like height and patellar dimensions, indicating that the fat pad adapts to anatomical changes as individuals grow.
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Background: Intra-articular knee injections (IAKI) are commonly used for diagnostic and therapeutic purposes but may induce anxiety and fear. While existing literature has identified the variance between expected and actual pain levels in various medical procedures, this phenomenon remains unexplored in the context of IAKI.

Objectives: To describe the differences between anticipated and experienced pain recorded during IAKI.

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  • Magnetic intramedullary lengthening nailing offers advantages over external fixation for femoral bone lengthening, such as reducing discomfort and minimizing risks of infections and muscle issues.
  • A retrospective study aimed to investigate whether venting the femoral intramedullary canal enhances bone regeneration quality and affects complication rates compared to nonventing procedures.
  • The study analyzed 61 femoral lengthening surgeries and evaluated outcomes like bone healing time and complications, revealing that the relationship between venting and consolidation of bone remains uncertain.
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  • Non-obstructive azoospermia (NOA) is a prevalent and complex issue with varied treatment options and no definitive guidelines, leading to differing management practices internationally.
  • A comprehensive survey with 336 responses from specialists in 49 countries explored current medical and surgical strategies for NOA, analyzing results against existing guidelines and offering expert recommendations.
  • Key findings included diverse approaches to hormonal therapy, significant variation in sperm retrieval success rates, and differing protocols around varicocele repair and follicle-stimulating hormone cutoff levels for sperm retrieval.
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Article Synopsis
  • * Conducted from July to September 2022, a questionnaire gathered responses from 367 doctors in 49 countries, focusing on how they diagnose NOA through methods like hormone tests and genetic analyses.
  • * The survey identified that while many practices align with guidelines, significant differences in approaches were found, underscoring the need for standardized, evidence-based international guidelines for NOA evaluation.
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The bioactivities of two commercially available probiotics and one chemical disinfectant were tested against strains of Vibrio parahaemolyticus (VP) and V. harveyi. This study aimed to determine shrimp pathogenic Vibrios' in vitro and in vivo sensitivities to commercial probiotics and a chemical disinfectant.

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Background: Gastroschisis is a serious birth defect with midgut prolapse into the amniotic cavity. The objectives of this study were to evaluate the prevalence and time trends of gastroschisis among programs in the International Clearinghouse for Birth Defects Surveillance and Research (ICBDSR), focusing on regional variations and maternal age changes in the population.

Methods: We analyzed data on births from 1980 to 2017 from 27 ICBDSR member programs, representing 24 countries and three regions (Europe , Latin America, North America).

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Purpose: Corticosteroids, platelet-rich plasma, and hyaluronic acid injections to either the subacromial space (SAS) or the glenohumeral joint (GHJ) of the shoulder are commonly used for diagnostic and therapeutic purposes in outpatient settings. The first aim of this study was to determine whether the anticipated pain level differed significantly from the actual pain level experienced by patients who underwent shoulder injections. The second aim was to determine whether there was a significant difference in these pain levels between SAS and GHJ injections.

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Directed energy deposition (DED) is a crucial branch of additive manufacturing (AM), performing repairs, cladding, and processing of multi-material components. 316L austenitic stainless steel is widely used in applications such as the food, aerospace, automotive, marine, energy, biomedical, and nuclear reactor industries. Nevertheless, there is need for process parameter optimization and a comprehensive understanding of the individual and complex synergistic effects of process parameters on the geometry, microstructure, and properties of the deposited material or component.

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Background: Following on from the Rapport vers une stratégie nationale de lutte contre l'infertilité (Report on a national strategy to combat infertility) submitted to the French Minister of Health in 2022, whose objective 13 is: to better identify and diagnose male infertility, we wanted to clarify with reproductive specialists what role the urologist should play in the management of the infertile couple.

Methods: An expert consensus was reached with the Pedagogical Committee and pilots of the Transversal Specialized Training in Reproductive Medicine and Biology - Andrology, and with the presidents, board and scientific council of the French Federation for Reproductive Study (FFER).

Results: In the case of infertility in a couple, the fertility of both partners should be assessed from the outset, and in the event of abnormality or failure of ART, the patient should be referred to a uro-andrologist for expert management.

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Appropriate post-operative (post-op) pain control has been shown to reduce length of stay and facilitate day case surgery. Periacetabular injection of bupivacaine is effective in pain reduction after hip arthroscopy. This study aims to evaluate the anterior superior iliac spine (ASIS) as an anatomical landmark to facilitate needle insertion prior to fluoroscopy.

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We announce the complete genome sequence of strain PH1273. This strain was collected from a pond in the Philippines in 2015. Genome analysis revealed that it lacks the gene responsible for causing acute hepatopancreatic necrosis disease but encode multiple secretion systems and the associated effectors.

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Introduction: Homocysteine (Hcy) is a cellular poison, side product of the hydrolysis of S-Adenosyl Homocysteine, produced after the universal methylation effector S -Adenosylmethionine liberates a methyl group to recipient targets. It inhibits the methylation processes and its rising is associated with multiple disease states and ultimately is both a cause and a consequence of oxidative stress, affecting male gametogenesis. We have determined hyper homocysteinhemia (HHcy) levels can be reliably reduced in hypofertile patients in order to decrease/avoid associated epigenetic problems and protect the health of future children, in consideration of the fact that treatment with high doses of folic acid is inappropriate.

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Article Synopsis
  • The study investigates global practices and challenges in using sperm DNA fragmentation (SDF) assays, which can affect male reproductive potential, as outlined in the latest WHO manual.
  • A survey of 436 reproductive clinicians revealed that the most popular SDF assay is TUNEL, with a significant influence from availability on their choices.
  • Clinicians see the value of SDF testing in understanding infertility but face barriers like insufficient professional guidelines and a lack of accepted reference values for interpreting SDF results.
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: Lateral epicondylitis (LE) is one of the most diagnosed elbow pathologies. The purpose of this study was to determine the diagnostic test accuracy of a new test (selfie test) for the diagnosis of LE. : Medical data were collected from adult patients who presented with LE symptoms and ultrasound findings that supported the diagnosis.

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Article Synopsis
  • The study investigates global practices for managing sperm DNA fragmentation (SDF) in infertile men, highlighting its impact on fertility and assisted reproductive technology (ART).
  • A survey collecting data from 436 reproductive experts across 55 countries revealed a common recommendation for lifestyle changes and antioxidants, with varying durations for treatment and differing management approaches for specific infertility cases.
  • The findings indicate a lack of uniformity in practices, emphasizing the need for standardized guidelines and expert consensus for treating men with elevated SDF.
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Article Synopsis
  • The study explores global practices for sperm DNA fragmentation (SDF) testing in infertile men, following its inclusion in the WHO laboratory manual.
  • A survey conducted among 436 infertility clinicians across 55 countries reveals varied testing practices, with many testing SDF in cases of unexplained infertility, recurrent pregnancy loss, and among smokers.
  • The findings highlight the need for clearer professional guidelines on SDF testing, given the diversity in current practices and the potential benefits for certain patient populations.
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In has increasingly been observed that viral and bacterial coinfection frequently occurs among cultured shrimp and this coinfection could exacerbate the disease phenotype. Here, we describe a newly discovered bacterial strain, PH1009 collected from Masbate Island, Philippines that was found to be co-infecting with the White Spot Syndrome virus in a sample of black tiger prawn, . The genome of PH1009 was sequenced, assembled, and annotated.

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Purpose: The mechanism by which preoperative expectations may be associated with patient satisfaction and procedural outcomes following hip preservation surgery (HPS) is far from simple or linear. The purpose of this study is to better understand patient expectations regarding HPS and their relationship with patient-reported outcomes (PROs) and satisfaction using machine learning (ML) algorithms.

Methods: Patients scheduled for hip arthroscopy completed the Hip Preservation Surgery Expectations Survey (HPSES) and the pre- and a minimum 2 year postoperative International Hip Outcome Tool (iHOT-33).

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Methylation is a crucially important ubiquitous biochemical process, which covalently adds methyl groups to a variety of molecular targets. It is the key regulatory process that determines the acquisition of imprinting and epigenetic marks during gametogenesis. Methylation processes are dependent upon two metabolic cycles, the folates and the one-carbon cycles.

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Purpose: The purpose of this multicenter, multinational study is to evaluate the agreement level of the Hetsroni's classification system across high-volume hip surgeons who specialize in hip preservation surgeries.

Methods: Four surgeons from three countries reviewed a digital survey that included 93 3D CT images of the hip from 53 patients. The population was composed of individuals who had undergone a pelvis CT scan in a tertiary hospital between 2000 and 2016.

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Article Synopsis
  • - The practice of measuring cerebrospinal fluid (CSF) biomarkers for diagnosing Alzheimer's disease (AD) is inconsistent across different medical centers, leading to varied interpretations of the same results.
  • - A study involving 40 centers worldwide analyzed their analytical protocols and reports to create a consensus on how to interpret CSF biomarker profiles effectively.
  • - The findings highlighted that while the analytical methods were largely similar, there was significant variability in how results were reported; as a result, harmonized reporting formats were established for clearer communication among laboratories.
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Purpose: To examine the correlation between preoperative patient expectation and International Hip Outcome Tool (iHOT-33) score and postoperative satisfaction of patients undergoing hip arthroscopy for the treatment of femoroacetabular impingement syndrome.

Methods: Patients scheduled for surgery completed the Hip Preservation Surgery Expectations Survey (HPSES), as well as the preoperative and a minimum 2-year postoperative iHOT-33. Patient demographics that were collected included gender, age, occupation, and body mass index (BMI).

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Background: Patient-reported outcome measures (PROMs) are essential clinical instruments used for assessing patient function, assisting in clinical decision making, and quantifying outcomes of surgical and nonsurgical management. However, PROMs are often designed using patients with preexisting pathology and typically assume that a patient without the pathology would have a perfect or near perfect score. This may result in unrealistic expectations or falsely underestimate how well a patient is doing after treatment.

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Diagnosis and treatment of posterior hip pain has increased due to advancements in clinical, anatomical, biomechanical, and related pathological understandings of the hip. Due to its complexity and close anatomical relationship with many osseous, neurovascular, and musculotendinous structures, posterior hip pain must be appropriately categorized based on its origin. Therefore, it is crucial that clinicians are able to determine whether patient complaints are of extra-articular or intra-articular nature so that they can implement the optimal treatment plan.

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