2,261 results match your criteria: "Madras Medical College & Research Institute[Affiliation]"

This comprehensive review explores the transformative potential of PROTAC (Proteolysis-Targeting Chimeras) therapy as a groundbreaking approach in the landscape of lung cancer treatment. The introduction provides a succinct overview of current challenges in lung cancer treatment, emphasizing the significance of targeted therapies. Focusing on PROTAC therapy, the article elucidates its mechanism of action, comparing it with traditional targeted therapies and highlighting the key components and design principles of PROTAC molecules.

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Introduction Cytomegalovirus (CMV) is often associated with mortality and significant morbidity following renal transplantation leading to graft rejection or dysfunction. Primary CMV infection refers to the first detection of the virus in a person who has no prior evidence of CMV exposure before transplantation. CMV has a unique property called latency.

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Cutaneous metastasis from solid tumors is a rare manifestation that presents in the clinic. It is usually indicative of poor prognosis, with a poor response to conventional chemotherapy. The introduction of targeted therapy has changed the treatment paradigm in oncology, improving the quality of life and survival of all cancer patients.

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Background: Diabetes, a chronic metabolic disorder with microvascular and macrovascular complications. Metabolites of hyperglycemia mediates endothelial injury resulting in cascade of atherosclerosis. Atherosclerosis sets up plaque in vessel wall and obliterates the vascular lumen which results in stroke, myocardial infarction, and peripheral vascular disease.

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Introduction: Obstructive sleep apnea (OSA) presents a significant global health concern, affecting a substantial portion of the population, particularly among young and middle-aged adults.

Aim: This review aims to assess the efficacy of continuous positive airway pressure (CPAP) compared to antihypertensive medications in managing OSA-related hypertension.

Methods: A comprehensive literature search was conducted across multiple databases, yielding studies published from 2000 to March 2024 that investigated CPAP, antihypertensives, or their combination therapy in OSA patients.

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This article discusses a finite-source stock-dependent stochastic inventory system with multiple servers and a retrial facility. The system can store a maximum of S items, and the lifetime of each item is exponentially distributed. The primary customer arrives at the waiting hall from the finite source and receives service from multi-servers.

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Background: Covered stent correction for a sinus venosus atrial septal defect (SVASD) was first performed in 2009. This innovative approach was initially viewed as experimental and was reserved for highly selected patients with unusual anatomic variants. In 2016, increasing numbers of procedures began to be performed, and in several centers, it is now offered as a standard of care option alongside surgical repair.

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Heterogeneous photocatalysis has been widely explored as a promising solution for dye degradation due to its cost-effectiveness, ease of recovery, and use of green technology. Precisely, iron-doped cadmium sulfide (CdS) exhibits greater efficiency because of its higher charge separation, more electron transfer efficiency, and adsorption under visible region. In this study, two different ratios of iron-doped cadmium sulfide (CdFeS/GO) nanocomposites such as CdFeS/GO and CdFeS/GO were synthesized using the coprecipitation method and characterized with UV-Vis DRS, XRD, FT-IR, Raman, XPS, and HR-TEM.

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Article Synopsis
  • The Asia-Pacific region faces a significant challenge with obesity, which is linked to various health issues and rising medical costs; a hypothetical 10% weight loss could lead to significant savings over the next decade.
  • Using an epidemiological-economic model, the study assessed current and future obesity-related health costs and problems in Australia, South Korea, Thailand, and India, revealing that costs could increase dramatically if no action is taken.
  • A 10% weight reduction could save billions in medical expenses by 2032 while reducing the incidence of obesity-related comorbidities, highlighting the need for effective policies to support obesity management in the region.
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Unlabelled: The emergence of multidrug resistance in pathogenic organisms has caused growing concern, especially among healthcare providers, necessitating the development of new antimicrobial compounds. Resistance to metal nanoparticles is more challenging for any pathogen and thus paved a new avenue of research to formulate a new line of drugs combined with metal nanoparticles to treat microbial resistance. In this present investigation, green synthesised silver (AgNP), gold (AuNP), and platinum (PtNP) nanoparticles using the rind extract of the fruit of Garcinia mangostana L.

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Intraductal papillary neoplasms of the bile duct are rare tumors with fibrovascular stalks arising from the bile duct. It is often difficult to diagnose preoperatively, especially from mucinous cystic neoplasms. The incidence is more common in Asian countries and rare in Western countries.

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Public-private partnerships (PPPs) are integral to the National Health Mission (NHM). Kasturba Medical College (KMC), Mangalore, was the first private institution in India to embrace the PPP model way back in 1953. The then Government of Madras permitted KMC Mangalore to partner with the 2 district hospitals - the Government Wenlock and the Lady Goschen Hospitals.

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Significance of ultrasonography in diagnosing transverse testicular ectopia: A case report.

Radiol Case Rep

February 2025

Department of Paediatric Surgery, Institute of Child Health, Madras Medical College and Hospital, Park Town, Chennai, Tamil Nadu 600003, India.

An uncommon congenital abnormality known as crossed testicular ectopia (CTE) or transverse testicular ectopia (TTE) occurs when both testes migrate into the same hemiscrotum. Inguinal hernia and persistent Müllerian duct syndrome are frequently associated with it. We present a case of "TTE" in a 1-year-old boy with an empty right hemiscrotum and left inguinal hernia.

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Background: Several cases of glomerular diseases following Covid-19 vaccination, especially mRNA vaccines, have been reported. However, there is little data on glomerular diseases associated with the two vaccines widely available in India (Covaxin and Covishield) and their long-term outcomes.

Materials And Methods: This was a prospective observational study conducted between May 2021 and May 2023.

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Preclinical liver toxicity models: Advantages, limitations and recommendations.

Toxicology

December 2024

Department of Pharmacology and Environmental Toxicology, Dr. A.L.M. Postgraduate Institute of Basic Medical Sciences, University of Madras, Chennai, India.

Experimental animal models are crucial for elucidating the pathophysiology of liver injuries and for assessing new hepatoprotective agents. Drugs and chemicals such as acetaminophen, isoniazid, valproic acid, ethanol, carbon tetrachloride (CCl), dimethylnitrosamine (DMN), and thioacetamide (TAA) are metabolized by the CYP2E1 enzyme, producing hepatotoxic metabolites that lead to both acute and chronic liver injuries. In experimental settings, acetaminophen (centrilobular necrosis), carbamazepine (centrilobular necrosis and inflammation), sodium valproate (necrosis, hydropic degeneration and mild inflammation), methotrexate (sinusoidal congestion and inflammation), and TAA (centrilobular necrosis and inflammation) are commonly used to induce various types of acute liver injuries.

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Meleney's gangrene is a synergistic polymicrobial infection of the anterior abdominal wall causing rapidly progressive necrotizing fasciitis of skin and subcutaneous tissues. When combined with Fournier's gangrene, the mortality rates are higher. Here, we discuss a case of Meleney's with Fournier's gangrene managed with appropriate antibiotics and extensive wound debridement, followed by a successful split-thickness skin grafting of the lower anterior abdominal wall and scrotum.

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The identification of individuals with the greatest risk of progression to active tuberculosis (TB) disease from the huge reservoir of () infected individuals continues to remain an arduous ascent in the global effort to control TB. In a two-year prospective study, we analysed metabolic profiles in the unstimulated and TB antigen stimulated QuantiFERON supernatants of 14 healthy household contacts (HHCs) who progressed to TB disease (Progressors) and 14 HHCs who remained healthy (Non-Progressors). We identified 21 significantly dysregulated metabolites in the TB antigen-stimulated QuantiFERON supernatants of Progressors, of which the combination of Malic acid and N-Arachidonoylglycine had maximum AUC of 0.

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Background: Surgical education necessitates hands-on training, which poses ethical challenges when practicing on real patients. Simulation training emerges as a pivotal solution, offering a safe and effective environment for skill acquisition. However, existing simulation models often overlook common surgical conditions like superficial skin abscesses.

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Article Synopsis
  • This study explores the outcomes and management of pediatric auditory brainstem implantation (ABI) for children with severe inner ear malformations, aiming to unify clinical practices and address current challenges.
  • A systematic review of relevant findings from the Third International Pediatric ABI Symposium analyzed data from multiple countries, highlighting trends in auditory outcomes, surgical approaches, and rehabilitation strategies.
  • Key conclusions emphasize the need for standardized guidelines and improved collaboration among healthcare professionals to enhance patient outcomes and guide future research in this specialized field.
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Cardiovascular diseases (CVDs) are the major cause of mortality worldwide, emphasizing the critical need for timely and accurate diagnosis. Artificial intelligence (AI) and machine learning (ML) have become revolutionary tools in the healthcare system with significant potential for cardiovascular diagnosis and imaging. AI and ML techniques, including supervised and unsupervised learning, logistic regression, deep learning models, neural networks, and convolutional neural networks (CNNs), have significantly advanced cardiovascular imaging.

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The decline in dengue incidence and/or prevalence during the COVID-19 pandemic (2020-22) appears to be attributed to reduced treatment-seeking rates, under-reporting, misdiagnosis, disrupted health services and reduced exposure to mosquito vectors due to prevailing lockdowns. There is limited scientific data on dengue virus (DENV) disease during the COVID-19 pandemic. Here, we conducted a community-based, cross-sectional, cluster-randomized survey to assess anti-DENV and anti-SARS-CoV-2 seroprevalence, and also estimated the spatial distribution of DENV-positive aedine mosquito vectors during the COVID-19 pandemic across all the 38 districts of Tamil Nadu, India.

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In heart failure, sympathetic overdrive is evidenced by norepinephrine spillover, receptor level changes, etc. Beta-blockers continue to be the cornerstone of treatment in patients with chronic heart failure due to their ability to counteract sympathetic overdrive. Extensive clinical research has demonstrated that long-term beta-blocker treatment with metoprolol succinate, carvedilol, or bisoprolol enhances left ventricular function and reverses left ventricular remodeling, decreases hospitalization risk, and increases survival.

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Marginal Mandibulectomy in Oral Cavity SCC: Experience in a Tertiary Care Centre.

Indian J Otolaryngol Head Neck Surg

December 2024

Department of Surgical Oncology, Madras Medical College, Rajiv Gandhi Govt. General Hospital, Chennai, Tamil Nadu India.

Marginal mandibulectomy is indicated for oral cavity squamous cell carcinomas that involve floor of mouth, abut or minimally erode the mandible without gross invasion. Successful outcomes after Marginal mandibulectomy is predicated on accurate patient selection and appropriate adjuvant treatment based on specific host and tumor characteristics. To study the onclogical outcomes in terms of loco-regional recurrence free survival and disease specific survival of marginal mandibulectomy done for oral squamous cell carcinomas.

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Bidirectional Interactions Between Obstructive Sleep Apnea and Chronic Kidney Disease- A Review.

Indian J Otolaryngol Head Neck Surg

December 2024

Sri Ramachandra Medical College and Research Institute, Sri Ramachandra Institute of Higher Education and Research, Porur, Chennai India.

Chronic kidney disease (CKD) is a major cause of morbidity and mortality in India, with a prevalence estimated at 13-15%. Obstructive sleep apnea (OSA) is an emerging threat, significantly contributing to CKD development. Over 50% of end-stage renal disease (ESRD) patients exhibit OSA symptoms.

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