Utilizing deep learning to predict Alzheimer's disease and mild cognitive impairment with optical coherence tomography.

Introduction: Diagnostic performance of optical coherence tomography (OCT) to detect Alzheimer's disease (AD) and mild cognitive impairment (MCI) remains limited. We aimed to develop a deep-learning algorithm using OCT to detect AD and MCI.

Methods: We performed a cross-sectional study involving 228 Asian participants (173 cases/55 controls) for model development and testing on 68 Asian (52 cases/16 controls) and 85 White (39 cases/46 controls) participants.

Deep learning segmentation architectures for automatic detection of pancreatic ductal adenocarcinoma in EUS-guided fine-needle biopsy samples based on whole-slide imaging.

Background: EUS-guided fine-needle biopsy is the procedure of choice for the diagnosis of pancreatic ductal adenocarcinoma (PDAC). Nevertheless, the samples obtained are small and require expertise in pathology, whereas the diagnosis is difficult in view of the scarcity of malignant cells and the important desmoplastic reaction of these tumors. With the help of artificial intelligence, the deep learning architectures produce a fast, accurate, and automated approach for PDAC image segmentation based on whole-slide imaging.

Secondary intact capsulectomy with seroma without implant: revision of an incomplete treatment of BIA-ALCL - a case report.

Background: Breast Implant Associated Anaplastic Large Cell Lymphoma (BIA-ALCL) is a haematological malignancy which may occur in patients with textured breast implant history. While typically diagnosed at an early stage with good prognosis, it may present with local residual disease due to incomplete surgical excision.

Case Presentation: We describe the case of a 42 year-old woman with a history of bilateral breast augmentation for cosmetic purposes 21 years prior, who developed recurring seroma of the left side.

An Atypical Case of Rhabdomyolysis Following an Atypical Antidepressant Overdose.

: Bupropion, an atypical antidepressant and smoking cessation aid, is known for its potential to cause seizures, cardiotoxicity and neurotoxicity in overdose scenarios. However, overdoses may present variably, and muscular and renal complications, such as rhabdomyolysis and acute kidney injury (AKI), can emerge in unexpected ways. Previous reports have shown that severe overdoses can lead to a spectrum of complications, but the precise mechanisms linking bupropion overdose with rhabdomyolysis remain poorly understood.

Single-Stage Microsurgical Clipping of Multiple Intracranial Aneurysms in a Patient with Cerebral Atherosclerosis: A Case Report and Review of Surgical Management.

The management of multiple intracranial aneurysms presents significant clinical challenges, particularly when complicated by underlying conditions such as cerebral atherosclerosis. This case report highlights the successful treatment of a 66-year-old female diagnosed with three intracranial aneurysms located in the right middle cerebral artery (MCA), pericallosal artery, and M2 segment. The patient also had a history of systemic atherosclerosis and right-sided breast cancer, factors that increased the complexity of surgical intervention.

Complete Abdominal Evisceration After Open Hysterectomy: A Case Report and Evidence-Based Review.

Despite its low incidence, complete postoperative abdominal evisceration represents a complication requiring an urgent solution. We aimed to present a rare case of an abdominal evisceration of the omentum and small-bowel loops after a total abdominal hysterectomy and review the literature regarding this condition's diagnosis and therapeutic management. On the sixth postoperative day for a uterine fibroid, a 68-year-old patient presented with an abdominal evisceration of the omentum and small bowel that occurred two hours before.

Reply to Pennington, T.E.; Thompson, J.F. Sentinel Node Biopsy in Melanoma Remains a Valuable Clinical Tool. Comment on "Dixon et al. Primary Cutaneous Melanoma-Management in 2024. 2024, , 1607".

We note with interest the commentary by Pennington and Thompson (P&T) regarding our detailed update on the management of primary cutaneous melanoma in 2024 [...

The Impact of Hepatic Hydrothorax on the Outcome of Liver Cirrhosis: A Comparative Study.

Hepatic hydrothorax (HH) is a severe cirrhosis complication requiring early diagnosis and appropriate management. This study aimed to assess the impact of HH on the disease severity and mortality of cirrhotic patients and compare their clinical and biological profiles with those of patients without HH. This retrospective study involved 155 patients diagnosed with cirrhosis, of whom 31 had HH.

Pre-Pregnancy Counselling for Women with Rheumatoid Arthritis: A Guide on Risks, Evaluations, and Multidisciplinary Approaches.

This paper explores the essential role of pre-pregnancy counselling for women with rheumatoid arthritis (RA), focusing on minimising risks and optimising pregnancy outcomes. RA, a prevalent inflammatory arthritis with onset during childbearing years, necessitates targeted preconception counselling to manage disease activity and comorbidities effectively. The counselling ensures medication compatibility and planning around disease flares, and it involves a multidisciplinary team comprising rheumatologists, obstetricians, and other specialists to develop individualised care plans.

Vulvar Epidermolytic Hyperkeratosis: A Comprehensive Systematic Review of Case Reports and Series.

: Vulvar epidermolytic hyperkeratosis (EHK) is an exceedingly rare dermatological condition, often presenting as solitary or multiple lesions in the vulvar region. Due to its clinical resemblance to other vulvar disorders, such as condyloma acuminatum, Bowenoid papulosis, and squamous cell carcinoma, vulvar EHK poses significant diagnostic challenges. While individual case reports and small case series have documented instances of vulvar EHK, comprehensive studies systematically consolidating the clinical, histopathological, and therapeutic aspects of this condition remain lacking.

Food Related Quality of Life in Children with Chronic Gastrointestinal Disorders: Comparative Study Between Inflammatory Bowel Disease and Celiac Disease-Reports from a Romanian Center.

Chronic gastrointestinal disorders often involve nutritional management strategies. On the one hand, inflammatory bowel disease (IBD) is a condition in which most of the patients experience frequent diet manipulation in order to obtain long term remission. On the other hand, for celiac disease (CelD), diet is the only known treatment strategy so far, requiring a life-long gluten-free diet.

Polyunsaturated Fatty Acids and Human Health: A Key to Modern Nutritional Balance in Association with Polyphenolic Compounds from Food Sources.

Polyunsaturated fatty acids (PUFAs) are vital dietary elements that play a significant role in human nutrition. They are highly regarded for their positive contributions to overall health and well-being. Beyond the fact that they provide a substantial supply of energy to the body (a role that saturated fats can also perform), these unsaturated fatty acids and, especially, the essential ones are involved in cell membrane structure, blood pressure regulation, and coagulation; participate in the proper functioning of the immune system and assimilation of fat-soluble vitamins; influence the synthesis of pro- and anti-inflammatory substances; and protect the cardiovascular system.

Biomarkers for the Molecular Diagnosis of IgE-Mediated Hymenoptera Venom Allergy in Clinical Practice.

Hymenoptera venom allergy (HVA) is a potentially life-threatening condition, making accurate diagnosis crucial for identifying significant IgE sensitizations and enabling effective venom immunotherapy. In this review, we provide a detailed overview of biomarkers for the molecular diagnosis of IgE-mediated hypersensitivity to Hymenoptera insect venoms in clinical practice, and we present, in a structured manner, their importance in differentiating genuine sensitizations versus cross-sensitizations using different diagnostic procedures. Updated algorithms are provided, along with the advantages and limitations of molecular diagnosis approaches.

ZnSnO@SiO@5-FU Nanoparticles as an Additive for Maxillary Bone Defects.

This study investigates the synthesis of ZnSnO@SiO@5-FU nanoparticles as an additive for bone fillers in dental maxillofacial reconstruction. ZnSnO nanoparticles were synthesized and coated with a SiO shell, followed by the incorporation of 5-Fluorouracil (5-FU), aimed at enhancing the therapeutic properties of classical fillers. Structural analysis using X-ray diffraction confirmed that ZnSnO was the single crystalline phase present, with its crystallinity preserved after both SiO coating and 5-FU incorporation.

From Molecular to Radionuclide and Pharmacological Aspects in Transthyretin Cardiac Amyloidosis.

Amyloidosis is a rare pathology characterized by protein deposits in various organs and tissues. Cardiac amyloidosis (CA) can be caused by various protein deposits, but transthyretin amyloidosis (ATTR) and immunoglobulin light chain (AL) are the most frequent pathologies. Protein misfolding can be induced by several factors such as oxidative stress, genetic mutations, aging, chronic inflammation, and neoplastic disorders.

Effect of Treatment with Progestins and Antiplatelet Agents on IVF in Women with Adenomyosis and Recurrent Implantation Failure.

This prospective study aims to identify the effect of the dienogest 2 mg/day and aspirin 150 mg/day combined treatment for two months before frozen ET on the assisted reproduction outcome in women with adenomyosis and recurrent implantation failure (RIF). Patients were selected based on specific criteria and divided into two groups (with and without treatment). Preimplantation biochemical parameters and ultrasonographic features (endometrial thickness, uterine peristalsis, and junctional zone thickness) were compared with pregnancy rate in a non-natural cycle frozen embryo transfer technique.

In Vitro and In Vivo Evaluation of rPET/Cu-Alg Nanofibers for Anti-Infective Therapy.

With the growing interest in nanofibers and the urgent need to address environmental concerns associated with plastic waste, there is an increasing focus on using recycled materials to develop advanced healthcare solutions. This study explores the potential of recycled poly(ethylene terephthalate) (PET) nanofibers, functionalized with copper-enhanced alginate, for applications in wound dressings. Nanofibers with desirable antimicrobial properties were developed using chemical recycling and electrospinning techniques, offering a sustainable and effective option for managing wound infections and promoting healing.

Zinc Oxide-Loaded Recycled PET Nanofibers for Applications in Healthcare and Biomedical Devices.

Polyethylene terephthalate (PET) is a widely utilized synthetic polymer, favored in various applications for its desirable physicochemical characteristics and widespread accessibility. However, its extensive utilization, coupled with improper waste disposal, has led to the alarming pollution of the environment. Thus, recycling PET products is essential for diminishing global pollution and turning waste into meaningful materials.

Implications of Biomaterials for Chronic Wounds.

The use of biomaterials in treating and managing chronic wounds represents a significant challenge in global healthcare due to the complex nature of these wounds, which are slow to heal and can lead to complications such as frequent infections and diminished quality of life for patients. Chronic wounds, which can arise from conditions like diabetes, poor circulation, and pressure sores, pose distinct challenges in wound care, necessitating the development of specialized dressings. The pathophysiology of chronic wounds is thoroughly examined in this article, with particular attention paid to the cellular and molecular defects at work and the therapeutic guidelines.

A missense mutation in the gene in a patient with autism spectrum disorder and epilepsy.

The gene (OMIM: 608271) encodes the Microtubule-Actin Cross-Linking Factor 1 protein. Existing medical research shows that genetic mutations in the gene have been associated with neurodevelopmental and neurodegenerative disorders, with variants of unknown significance also linked to autism spectrum disorder (ASD). However, the number of reported autism disorder or epilepsy cases associated with mutations remains limited.

Optical tweezers in biomedical research - progress and techniques.

Optical tweezers, which leverage the forces exerted by radiation pressure, have emerged as a pivotal technique for precisely manipulating and analyzing microscopic particles. Since Arthur Ashkin's ground-breaking work in the 1970s and the subsequent development of the single-beam optical trap in 1986, the capabilities of optical tweezers have expanded significantly, enabling the intricate manipulation of biological specimens at the micro- and nanoscale. This review elucidates the foundational principles of optical trapping and their extensive applications in the biomedical sciences.

The Critical Role of Pulse Oximetry Screening for Congenital Heart Disease and Patent Ductus Arteriosus in Newborns.

Introduction: Congenital heart disease (CHD) is diagnosed with high prevalence. Pulse oximetry and clinical examination are screening tools to aid in obtaining a CHD diagnosis.

Materials And Methods:  We conducted a retrospective longitudinal study over three years, screening 1188 newborns admitted to the neonatal intensive care unit (NICU) during the first 72 hours of life.

Copeptin as biomarker for acute ischemic stroke prognosis and revascularization treatment efficacy.

Introduction: Pro-arginine vasopressin consists of three peptides: . AVP is released by the neurohypophysis in response to increased plasma osmolality, decreased blood volume and stress. Copeptin has the advantage of being stable ex vivo and easy to measure.

Vitamin D and COVID-19: comparative analysis with other respiratory infections and impact of comorbidities.

Introduction: The COVID-19 pandemic has promoted an intensive investigation into the pathophysiological mechanisms of SARS-CoV-2 infection, risk factors, and its impact on disease severity. Vitamin D has generated significant attention for its potential role in viral prevention and immune defense due to its pleiotropic functions, including immunomodulation and antimicrobial effects. This study aimed to assess serum 25(OH)D3 levels in patients with COVID-19 compared to those with other viral respiratory infections and to evaluate associations of vitamin D levels with symptomatology, clinical characteristics, presence of comorbidities and laboratory investigation.

In vivo systemic vancomycin determination from polymethyl methacrylate and morselized bone allograft used in two stage septic knee revision arthroplasty.

Introduction: This paper examines the use of local antibiotic therapy in one-stage septic revision surgery for late periprosthetic joint infections (PJIs). This case study suggests that morselized bone allografts impregnated with antibiotics in powder form are a preferable alternative to polymethyl methacrylate (PMMA) because they can generate higher local antibiotic concentrations. Current research also recommends using vancomycin and aminoglycosides as the preferred choice of antibiotics, as they may have low diffusion in tissues when administered intravenously, but are effective when administered locally.