Publications by authors named "Naveen A"

Background: Heterozygous immunoproteasome subunit beta-type 10 (PSMB10) mutations can cause severe combined immunodeficiency (SCID) and Omenn syndrome (OS). Hematopoietic stem cell transplantation in these patients is associated with severe complications and poor immune reconstitution, often resulting in death.

Objective: To perform immunological and molecular characterization of an infant with a PSMB10 heterozygous variant.

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Acute haemorrhagic pancreatitis is a medical emergency and the most severe form of Acute Pancreatitis. It is characterized by severe epigastric pain that radiates to the back and is associated with vomiting. If not diagnosed and managed promptly, it may result in sudden, unexpected, unexplained deaths which fall within the medicolegal domain.

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Vaccination, a historically effective public health intervention, has shielded millions from various diseases. Lessons from severe acute respiratory syndrome coronavirus (SARS-CoV) have improved COVID-19 vaccine development. Despite mRNA vaccines' efficacy, emerging variants pose challenges, exhibiting increased transmissibility, infectivity, and severity.

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  • Despite India being a major exporter of generic medicines, many patients struggle to afford them, leading to millions falling into poverty due to medication costs.
  • The study aimed to evaluate patients' knowledge, attitudes, and perceptions about the Jan Aushadhi Scheme and generic medicines at a hospital in the Andaman and Nicobar Islands.
  • Results indicated a significant lack of awareness about the Jan Aushadhi Scheme, with many patients mistakenly believing that generic drugs are inferior to brand-name ones, highlighting the need for better education and outreach by healthcare authorities.
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A clear vision for the future of the world's food supply must be developed by all stakeholders, including consumers, farmers, and governments, especially in light of the rapid improvements in the production of genetically modified crops. It has been possible through biotechnology and genetic engineering, genetically modified (GM) crops have been engineered to have certain qualities, such as resistance to pests, illnesses, or herbicides. Concerns about risks and unintended effects of GM crops include ecosystem impacts, new pests or diseases, and health effects on humans and animals.

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  • Forensic medicine specialists in developing countries encounter numerous external challenges, alongside issues like poor infrastructure and limited human resources.
  • A study conducted at AIIMS, Bhubaneswar, revealed that approximately 20.5% of cases presented these challenges, mainly demands to reduce autopsy procedures or conduct them at inconvenient times.
  • The challenges were significantly influenced by factors such as the deceased's age, religion, socioeconomic status, and cause of death, leading to recommendations for minimizing invasive autopsies and adjusting procedures accordingly.
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  • - This study aimed to assess the clinical profiles of adults with post-COVID multisystem inflammatory syndrome (MIS-A) in a southern India hospital from November 2020 to July 2021.
  • - Nine patients (5 men, average age 40) showed signs of MIS-A, all testing positive for SARS-CoV-2 antibodies while negative for active COVID-19, with common symptoms including fever and gastrointestinal distress.
  • - The majority received corticosteroid treatment, leading to recovery for six patients, while three patients unfortunately did not survive; elevated inflammatory markers were noted, but procalcitonin levels were not useful in distinguishing MIS-A from bacterial infections.
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Introduction: There is a risk of transmission of viruses and microbial pathogens during routine health care procedures due to improper injection, infusion, and medication-vial practices. Unsafe practices lead to outbreaks of infection resulting in unacceptable and devastating events in patients. The present study was undertaken to assess the compliance of nurses with safe injection and infusion practices in our hospital and to identify staff education requirements in relation to the safe-injection and infusion practices policy.

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Viper bite envenomation represents a significant occupational hazard among agricultural workers in India. The viper bite envenomation is usually suspected when a patient presents with predominant local symptoms at the bitten site, including pain, swelling, and necrosis. Further, systemic findings such as diffuse intravascular coagulation, hypotension, and shock may alert physicians of viper bite envenomation rather than a neurotoxic snake bite.

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Formalin is a protoplasmic poison, which poses a potential occupational hazard among morticians, embalmers, pathologists, and hospital staff. The crystal-clear appearance of formalin can be easily mistaken for normal saline, local anesthetics, hydrogen peroxide, sodium hypochlorite, and spirit in health care facilities and water in domestic settings. However, accidental poisoning is extremely rare because of its low olfactory threshold, strong irritant nature, pungent taste, and odor.

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A low temperature-assisted and oxalyl dihydrazide fuel-induced combustion synthesized series of uncalcined MgAl O :Eu nanophosphors showed an average crystallite size of ~20 nm, and bandgap energy (E ) of 4.50-5.15 eV, and were validated using density functional theory and found to match closely with the experimental values.

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We report here a Nipah virus (NiV) outbreak in Kozhikode district of Kerala state, India, which had caused fatal encephalitis in a 12-year-old boy and the outbreak response, which led to the successful containment of the disease and the related investigations. Quantitative real-time reverse transcription (RT)-PCR, ELISA-based antibody detection, and whole genome sequencing (WGS) were performed to confirm the NiV infection. Contacts of the index case were traced and isolated based on risk categorization.

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Background: Road traffic accidents (RTAs) are a preventable cause of death. The government of India enacted the motor vehicle amendment (MVA) act on September 01, 2019, to curtail the alarming trend of RTAs and their associated fatality. The study objective was to compare the epidemiology and pattern of fatal RTAs before and after the MVA Act 2019 of India.

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Crude bombs are country-made explosive weapons, usually prepared from locally available materials such as firecrackers or explosives used in mines. These are generally concealed inside the fruits, such as jackfruit, pineapple, and watermelon, to kill wild boars or other animals by poachers in India. Occasionally, crude bombs are remodeled resembling fruit or a ball and placed on the fields, where animals usually raid their crops.

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Imidacloprid (IMI) is a systemic insecticide that belongs to the neonicotinoid group of insecticides. It is highly effective against sucking, boring, and root-feeding insects. Besides, it has a favorable toxicological profile on humans.

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Purpose: The objective of this study was to evaluate the efficacy of a zinc-substituted nanostructured monetite-based scaffold (Sil-Oss®) in the treatment of periodontal intra-bony osseous defects.

Methods: Thirty subjects participated in this study. Two sites in each subject were randomly assigned into each of the following experimental groups: Test group - open flap debridement (OFD) with Sil-Oss®; and control group - OFD with hydroxyapatite (HA) bone graft.

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Objectives: This study aimed to determine the efficacy of a probiotic, Saccharomyces boulardii (S. boulardii), mixed with a prebiotic, fructooligosaccharide (FOS), in the treatment of periodontal disease when used as an adjunct to non-surgical periodontal therapy (NSPT).

Methods: The study was carried out on 30 subjects who were diagnosed as having chronic periodontitis and had at least two sites in two different quadrants with ≥ 5 mm probing pocket depth (PPD).

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Purpose: To assess oral hygiene and the gingival and periodontal disease status in subjects scored under the modified Mallampati classification (MMC) of the oropharynx.

Patients And Methods: The clinical parameters included recording MMC scores, simplified oral hygiene index (OHI-S), modified gingival index (MGI), tongue coating index (TCI) and periodontal status of the subjects. Eight additional parameters, which included percentage of sites with bleeding on probing (BOP), sites with probing depth (PD) ≥ 5 mm, tooth loss, attachment loss (AL):age ratio, diabetic status, smoking, the interplay of dental status and systemic factors (DS-SFI), and background characteristics (socioeconomic status and stress) were also assessed.

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Context: The inflammatory processes involved in chronic periodontitis and coronary artery diseases (CADs) are similar and produce reactive oxygen species that may result in similar somatic mutations in mitochondrial deoxyribonucleic acid (mtDNA).

Aims: The aims of the present study were to identify somatic mtDNA mutations in periodontal and cardiac tissues from subjects undergoing coronary artery bypass surgery and determine what fraction was identical and unique to these tissues.

Settings And Design: The study population consisted of 30 chronic periodontitis subjects who underwent coronary artery surgery after an angiogram had indicated CAD.

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Objective: The aim of this in vitro study was to investigate the colonization and penetration of specific bacteria on nanosilver-impregnated GTR (guided tissue regeneration) membranes.

Methods: Three sets of GTR membranes were used in this study: 1) GTR-C: Plain GTR membrane as a negative control; 2) GTR-NS: GTR membrane impregnated with silver nanoparticles as the test group; 3) GTR-DOX: GTR membrane impregnated with 25% (w/w) doxycycline hydrochloride acting as a positive control. Stress-strain characteristics were calculated to determine the physical properties of the control and impregnated membranes.

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Background: The objective of this study was to evaluate the antiinflammatory, antiinfective and clinical properties of amniotic membrane (AM) when used for guided tissue regeneration (GTR) in contained interdental defects.

Materials And Methods: A total of 30 subjects participated in this study. Two sites in each subject were randomly assigned into each of the following experimental groups; test group: AM with bone graft and control group: Bone graft only.

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