Case Reports - Science topic

It is known that early childhood is one of the most important periods for the development of children. In this period, it is very important to follow all developmental areas of children and to intervene early when a negative situation is noticed in terms of development. In this process, while the applications for children with typical development c...

This chapter examines the movement of planning and architectural ideas between places, and it considers how best to understand this long-standing practice. The chapter starts by critically analysing a binary that could help our understanding-the home-grown ideas/imported ideas binary-and it reasons that the binary's weaknesses outweigh its strength...

This book focuses on the important experimental techniques and modeling approaches, with their technological improvements and recent research advancements in the field of biomechanics. The major aim of this book is to cover all updated aspects of biomechanics and materials science of biological materials and its holistic domains including the histo...

Advancements in technology have significantly impacted the integration of technology into educational practices. However, incorporating technology into teaching remains challenging, mainly due to the insufficient training received by some educators in this area. Effective technology integration, particularly in English as a Foreign Language (EFL) s...

This book Clearly and simply explains stabilization and stable limit cycle generation in the field of underactuated mechanical systems (UMS). It explores control design challenges and demonstrates concepts through real-time experiments. This book is organized into three parts: • Part I: General context and case study • Part II: Control solutions f...

While the concept of responsible AI is becoming more and more popular, practitioners and researchers may often struggle to characterize responsible practices in their own work. Using a hands-on approach – where participants are invited to discuss terminology from their own perspectives – this tutorial aims to illustrate the application of responsib...

In this paper, we introduce a nonlinear dynamic substructuring technique to efficiently evaluate nonlinear systems with localized nonlinearities in the frequency domain. A closed-form equation is derived from coupling the dynamics of substructures and nonlinear connections. The method requires the linear frequency response functions of the substruc...

Background and Clinical Significance: Infective endocarditis (IE) in patients with cardiac implantable electronic devices (CIED-IE) is a severe condition with high mortality and increasing prevalence. Case Presentation: A 50-year-old man with diabetes, idiopathic dilated cardiomyopathy, and a dual-chamber implantable cardioverter-defibrillator (ICD...

This report takes an in-depth look at the structural design of the CCTV Headquarters in Beijing, a landmark project by Rem Koolhaas and OMA. It examines key aspects such as the external diagonal grid (diagrid) system, internal load-bearing elements, foundation structure, and the building’s non-linear response to seismic activity. Additionally, the...

Background Adequate facemask ventilation during induction of anaesthesia is a key aspect of patient safety. Difficulties can therefore be life-threatening for the patient. Case presentation The case presented here illustrates a rare cause of an orbital fistula that led to a serious problem during facemask ventilation and demonstrates why team comm...

A. Meta-Analysis: Concept and Methods B. Graphical Representations: Meta Analysis C. Example: Meta Analysis Results D. Case Studies from Agricultural and Veterinary Sciences

Extrarenal Wilms tumor (ERWT) is an exceptionally rare neoplasm. The definition of an ERWT requires that it to be located extrarenally with histological evidence. ERWT is a unique tumor, with few reports in the literature. Till date, there have been only 51 reported cases of retroperitoneal ERWT in the literature. ERWT is a challenging entity to di...

In this paper, the distributed model predictive load frequency control problem for virtual power plants (VPPs) under the cloud-edge-terminal framework is addressed, where the data packets are transmitted under a novel dynamic event-triggered mechanism (DETM) with hybrid variables. The proposed DETM has the ability to flexibly manage packet releases...

Miscitation of research findings is a common problem as evidenced by 19% of citations in top psychology journals being in error (Cobb et al., American Psychologist, 79:299–311, 2024). Such errors interfere with the orderly cumulation of knowledge. Providing a case study, this research examines the citations of a recent and highly cited article on g...

Troponins are important biomarkers in the diagnosis of acute coronary syndrome (ACS). In this case report, we present the clinical course of an 80-year-old female patient who presented with complaints of fever, sore throat, and fatigue. Although the patient was initially diagnosed with non-ST elevation myocardial infarction and coronavirus diseas...

Традиционные инструменты продвижения организации, ее продуктов и услуг перестали работать. Современные потребители игнорируют рекламные сообщения на любых носителях информации, отписываются от email-рассылок компаний. Чтобы оставаться конкурентоспособными и заметными на отраслевом рынке, бренды вынуждены менять стратегию коммуникации и воздействия...

We report a rare case of pacemaker pocket infection two years after implantation, with Brucella melitensis that was diagnosed by culture. Removal of the complete pacemaker system with leads, followed by treatment with doxycycline and rifampicin for 6 weeks resulted in cure.

The sartorius muscle is typically innervated by two branches of the femoral nerve arising from the lumbar plexus. We present an unreported variant where the sartorius muscle was innervated by an accessory branch arising from the ilioinguinal nerve in addition to the proper two branches from the femoral nerve. The iliohypogastric nerve was fused wit...

Chronic portal vein thrombosis (PVT) is a rare and diagnostically challenging cause of thrombocytopenia in young individuals. This case report describes a young woman with a history of unexplained thrombocytopenia for more than five years. She was initially managed for primary immune thrombocytopenic purpura. She later presented with frank haematem...

Educational management plays a critical role in shaping institutional performance and student success. This paper explores effective educational management strategies, including leadership styles, teacher professional development, curriculum innovation, and data-driven decision-making. By analyzing current research and case studies, we identify bes...

Keeping in view the severe lack of research in the field of quantification of pavement quality, an analysis of suitable methods for quantifying the quality of pavement construction and rehabilitation was carried out in this study. The main and sub-factors that significantly impact the quality of pavement construction and rehabilitation from manager...

Larsen syndrome is a rare form of osteochondrodysplasia presenting with features like frequent joint dislocation and craniofacial anomalies. Here, we report a case of five-year-old female diagnosed previously as Larsen syndrome by genetic analysis, who presented with multiple missing and malformed teeth and flexible large joints.

Background Female inguinal hernias are rare to see. All inguinal hernias in females occur as indirect hernias. A single hernia sac is usually seen, but the occurrence of more than one sac in female indirect inguinal hernias is extremely rare. Case presentation A 64-year-old female of Kashmiri ethnicity who had multiple comorbidities reported with...

Online Feedback Optimization uses optimization algorithms as dynamic systems to design optimal control inputs. The results obtained from Online Feedback Optimization depend on the setup of the chosen optimization algorithm. In this work we analyse the sensitivity of Online Feedback Optimization to the parameters of projected gradient descent as the...

case study

Ovarian cysts are gradually increasing in our society. Large cysts of the ovary are uncommon and rare in recent times because of their early diagnosis and management due to modern imaging modalities. Because of large size medicinal management is challenging. In Ayurveda, it can be correlated with Kaphaja Granthi. In the present case study, a 44 yea...

O presente trabalho tem como temática o estudo do caso “Arraial Pertinho de Você”, verificado em São Luís/MA e caracterizado por uma relação de tensão existente entre princípios de envergadura constitucional: de um lado o direito à cultura e, de outro, o direito ao sossego e ao meio ambiente equilibrado. Nesse sentido, trata a pesquisa de uma deman...

Teratomas are embryonal neoplasms with the ability to develop in both gonadal and extragonadal sites. In this report, we present the case of an infant with a rare extragonadal site immature teratoma in the right submandibular gland. Although such cervical teratomas are a rare possibility, these should always be considered as a part of the different...

Zenker’s diverticulum is a herniation of the esophageal mucosa and submucosa through Killian’s triangle, classified as a false diverticulum. Its etiology is associated with dysfunction of the upper esophageal sphincter, leading to progressive dysphagia, regurgitation, and a risk of aspiration pneumonia. Diagnosis is made through a barium esophagogr...

As a crucial component in mining engineering, the instability of waste dumps can lead to severe engineering accidents and significant economic losses. This study focuses on the stability of steep slopes in open-pit waste dumps, particularly under short-duration heavy rainfall conditions, and analyzes the stability performance of slopes with differe...

The growing complexity of electrical systems requires advanced analysis tools to optimize the design time and resources. While many circuit simulators exist, they often lack the flexibility needed for real-world applications. In this context, our paper develops practical approaches to building Thévenin and Norton equivalent diagrams by means of mod...

In recent years, companies have been adopting new cutting-edge technologies into their supply chains. This paper aims to examine the possibilities and ways of adopting blockchain technology within the supply chain processes. The research methods include desk analysis, comparative analysis of literature and analysis of relevant case studies. The res...

This article is a preliminary discussion of the scientific value of archival lithics kept in museum collections and storage based on a small sample of Late Mesolithic flint artefacts from the site of Tomaszów II in southeastern Poland, which was subjected to organic residue analysis. The aim of the trial study was to investigate and assess the pres...

Osteoporosis is one of the most common metabolic bone diseases. Patient X, a 67-year-old female, was presented for the first time in 2017 to a specialist doctor at the Polyclinic of Specialties in the city of Elbasan with severe lumbar and ankle joint pain, difficulty walking, limited mobility, respiratory difficulties during low-intensity physical...

BACKGROUND A 32-year-old male with no previous significant medical history presented to the authors’ clinic with a 7-week history of severe low back pain. The patient was evaluated with MRI, which revealed a large intradural spherical enhancing mass behind the L1 vertebral body. He was subsequently treated with a left L1–2 hemilaminectomy and excis...

Moyamoya disease (MMD) is a rare and progressive cerebrovascular disorder characterized by the stenosis or occlusion of the terminal portions of the internal carotid arteries, accompanied by the formation of a compensatory network of abnormal collateral vessels at the base of the brain. The disease commonly presents with transient ischemic attacks...

O Brasil foi um dos países em que as escolas permaneceram fechadas por mais tempo. Como esperado, também foi um dos países com maior impacto do fechamento das escolas sobre os desempenhos na aprendizagem escolar. Nesse sentido esse artigo objetivou analisar a Avaliação Diagnóstica (AD) da SEDUC – MT e a percepção docente da área da Ciências da Natu...

Fraud Triangle theory and its application in the public sector of Pakistan

Within this article, our goal is to share our approach to collecting data to understand and quantify a challenge, and to work with key stakeholders to respond to this challenge in a meaningful way. We want to encourage our colleagues in other libraries to take action based on an initial ‘hunch’ to effect change and provide better service delivery.

Background The double uncrossed patellar tendon is a rare anatomical variant of the patellar tendon. This case report serves to underscore the importance of recognizing the double uncrossed patellar tendon variant, as it can mimic other knee pathologies, leading to potential misdiagnosis and unnecessary interventions. Case presentation We report t...

Plain Language Summary Heatwaves pose serious threats to ecosystem and society. Understanding how heatwaves evolve is important. Previous studies have primarily examined heatwave evolution at individual grids, neglecting the propagation of heatwaves across neighboring regions. Although recent research has recognized this phenomenon, the utilization...

The extensively researched column-and-constraint-generation (C&CG) algorithm, which utilizes the KKT (Karush–Kuhn–Tucker) condition or duality theory to reformulate the subproblem, encounters challenges when solving two-stage robust optimization (TSRO) problems with extreme parameters that could adversely affect the feasibility of the second-stage...

Blockchain technology has emerged as a pivotal innovation in enhancing transparency and traceability within supply chains. This article explores the economic benefits associated with these enhancements, including reductions in fraud, improved operational efficiency, increased customer trust, streamlined compliance processes, and better collaboratio...

A 4.5-year-old boy and a 5-year-old girl are presented because they showed behavioral changes after the flu vaccine. Besides the known side effects of the flu vaccine, encephalopathy is rare and not well-known by pediatricians. This case was presented to increase awareness of this issue and inform family physicians and pediatricians about this subj...

With the increasing popularity of AI courses, teachers need to constantly innovate their teaching philosophies and methods, emphasizing the cultivation of students' comprehensive qualities. In the teaching of AI courses at the junior high school level, teachers continuously reform and in-novate subject teaching based on the STEAM concept, providing...

Cerebral venous sinus thrombosis (CVST) is a rare but life-threatening condition among children. Several case reports have linked CVST formation to severe iron deficiency anemia (IDA). Iron deficiency anemia remains a public health problem, even in high-income countries. Among the thrombophilic factors accepted by some authors is an elevated lipopr...

This paper explores how cybersecurity can safeguard artificial intelligence (AI) and machine learning (ML) systems to maximize their benefits and potential. It introduces AI and ML concepts, examines their benefits, and highlights inherent risks and vulnerabilities. The paper outlines strategies for developing and deploying these technologies effec...

Morphosyntax, a linguistic branch of study in which morphology and syntax make an intersection. This book consists of 10 chapters: (1) The meaning and concept of English morphosyntax, (2) classification of English morphosyntax (3) English morphemes, (4) affixation, (5) parts of speech, (6) Tree diagram in English syntax, (7) generative grammar, (8)...

It is an anthropological discussion on the gender apartheid in sports understanding from the case study of Afghan female atheletes.

Penelitian ini bertujuan untuk menganalisisnyo pengaruh Profitabilitas, Likuiditas dan Leverage terhadap Nilai Perusahaan dengan Kebijakan Dividen sebagai variabel intervening pada perusahaan manufaktur yang terdaftar di Bursa Efek Indonesia (BEI) selama periode tahun 2019-2023. Penelitian kuantitatif ini menggunakan data sekunder yang diperoleh da...

User privacy dances a precarious tango with progress in the digital era, often reduced to a simplistic binary. "Beyond the Binary" transcends this false dichotomy, exploring the nuanced engineer's perspective on safeguarding user data. Real-world case studies and expert insights unveil the ethical melodies hidden within code, while our groundbreaki...

Thailand is a nation deeply steeped in Buddhist traditions and has endured protracted separatist disturbances, predominantly in the southern region, orchestrated by certain Malay Muslim factions. The turmoil is concentrated within the southern provinces of Narathiwat, Pattani, and Yala. Insurgent elements have perpetrated a significant number of vi...

In this study, the cumulative effect of the empirical probability distribution of a random variable is identified as a factor that amplifies the occurrence of extreme events in datasets. To quantify this observation, a corresponding information measure is introduced, drawing upon Shannon entropy for joint probabilities. The proposed approach is val...

This case report demonstrates that the ICPM‐A/V setting in open window mapping reduces misannotations and improves mapping accuracy for accessory pathways. image

It is commonly posited that natural history is an essentially descriptive activity focused on local case studies, lacking an explicit link with theory. Still, some authors suggest that patient observation of natural history must be valued as "an essential first step in the scientific method." We think that there is a strong connection between ecolo...

Endoscopic duodenal polypectomy in a horse – Case Report

Introduction There is no clear evidence of the safety and efficacy of pembrolizumab plus lenvatinib combination therapy in patients on hemodialysis. This is the first report of a patient on hemodialysis to receive this combination therapy for metastatic renal cell carcinoma. Case Presentation A 60‐year‐old man on hemodialysis had cT3bN1M0 unclassi...

This study aims to investigate the relationships among e-CRM, Customer Experience and Customer Loyalty in the context of Telecommunication sector in Algeria. The study employed regression analysis for sample data derived from 119 Mobilis Telecom Company customers since it helps to establish the impact of e-CRM on both Customer Experience and Custom...

Congenital lung malformations (CLMs) are rare developmental anomalies of the lung, including congenital pulmonary airway malformations, bronchopulmonary sequestration (BPS), congenital lobar overinflation, bronchogenic cyst, and isolated congenital bronchial atresia. CLMs occur in 4 out of 10,000 live births. BPS can be intralobar or extralobar seq...

This paper introduces a novel formulation to evaluate the local synchronization of power system devices, namely Synchronization Energy (SE). The formulation is derived based on the complex frequency concept and the Teager Energy Operator applied to the complex power. This formulation offers valuable insights into the relationship between complex fr...

This study examines the effects of traffic congestion on the efficiency of mechanical parking systems during peak hours. With increasing urbanization, mechanical parking systems have become essential in maximizing parking space in densely populated areas. However, traffic congestion during peak hours can significantly affect the entry and exit time...

The Globalization has led to many firms seeking out for new markets in order to increase their profits and establish themselves as major players in their respective markets. However, with the great opportunities come great threats, which are macroeconomic unce phenomenons are unpredictable and can have from short to long companies; even those consi...

Subject and purpose of work This study aims to analyze the relationship between the variables of security, information quality, ease of use perceived usefulness, and perceived trust toward intention to use online food delivery applications. The study involved 218 micro and small industry entrepreneurs in the culinary field. Materials and methods R...

The case study highlights the complexities of doing business on the African continent and the strategic challenges and opportunities that they present for international businesses.

The increasing sophistication of cyber threats has rendered traditional signature-based security mechanisms insufficient, particularly against zero-day attacks. Machine learning (ML) presents promising avenues for enhancing anomaly detection in network traffic, offering proactive defense strategies. This article explores the efficacy of various ML...

Penelitian pengembangan bahan ajar e-modul manajemen investasi dan pasar modal dengan pendekatan case study yang bertujuan untuk mengembangkan e-modul yang memenuhi kelayakan dan mengetahui kepraktisan dan keefektifan e-modul. Metode penelitian ini adalah Research and Development dengan tahapan pengembangan Recursive, Reflective, Design, and Develo...