325 results match your criteria: "All India Institute of Medical Sciences New Delhi.[Affiliation]"

Follicular lymphoma (FL) originates from germinal center B cells, is the most prevalent form of indolent non-Hodgkin's lymphoma. Upfront management is based on stage, grade, and disease burden. Radiotherapy may be curative in limited disease while chemoimmunotherapy is preferred in advanced disease.

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Introduction: Limited data exist on long-term outcomes of patients with compensated cirrhosis presenting with acute variceal bleeding (AVB) as an index and lone decompensating event. This study aimed to evaluate the incidence of further decompensation, survival, and risk factors of mortality in these patients.

Methods: Patients with otherwise compensated cirrhosis presenting with AVB as their index decompensating event (n = 463) were analyzed in this single-center retrospective study.

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Background: Identifying ischemic or hemorrhagic strokes clinically may help in situations where neuroimaging is unavailable to provide primary-care prior to referring to stroke-ready facility. Stroke classification-based solely on clinical scores faces two unresolved issues. One pertains to overestimation of score performance, while other is biased performance due to class-imbalance inherent in stroke datasets.

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Background: Spinocerebellar ataxia 1 (SCA1) and SCA2 are dominantly inherited ataxias caused due to CAG expansion mutation in (CAG≥39) and (CAG≥32) genes located at 6p22.3 and 12q24.12 loci, respectively, with key manifestations of progressive limb and gait ataxia and with or without brain stem and pyramidal tract involvement.

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The Deadly Duo of Hypertension and Diabetes in India: Further Affirmation from a New Epidemiological Study.

J Assoc Physicians India

July 2022

Chancellor, Swami Vivekananda Yoga Anusandhana Samsthana, Bengaluru, Karnataka, India.

Introduction: Hypertension is highly prevalent in patients with type II diabetes mellitus. India has some of the highest rates of diabetes and hypertension worldwide, but there is a lack of local data on the coexistence of these two risk factors. This study determined the prevalence of hypertension in patients with, or at high risk of, type II diabetes mellitus from across India.

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Acute abdomen secondary to pyometrocolpos as a result of microperforate hymen in an 18-month-old child is extremely rare to witness. Such a child was admitted with a history of poor appetite, lethargy, high-grade febrile episodes, frequent urination, and multiple episodes of vomiting in seven days. There was no relief of symptoms on oral antibiotics.

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Background: Geriatric syndromes (GS) are multi-factorial conditions that make older adults vulnerable to morbidities and poor outcomes. The main objective was to observe the frequency of GS in older patients with COPD.

Methods: A case-control study was conducted in the Geriatric department of a tertiary care hospital in India to evaluate geriatric syndromes including falls, cognitive impairment, frailty, functional impairment, urinary incontinence, malnutrition, and depression in patients with COPD and controls without COPD.

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Hypospadias, one of the commonest congenital anomalies in boys, can have a spectrum of clinical presentation based on the location of the meatus and the presence of chordee. The surgical repair of hypospadias involves great precision, especially in proximal varieties and redo/complex cases of hypospadias. Hypospadiologists have put in tremendous efforts to improve the outcomes of these children.

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Background And Aims: A study was done to create and run a discrete event simulation in the outpatient department (OPD) of a tertiary care cancer hospital in North India to project and optimize resource deployment.

Methods: The OPD process & workflow as per the expected load at tertiary care cancer hospital were finalized with various stakeholders in a focused group discussion. The finalized OPD process & workflow along with the OPD Building plans were utilized to develop a discrete event simulation model for the OPD at a tertiary care cancer hospital using a discrete event simulator.

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This paper discusses the structural orientations and the physico-chemical properties of a single crystal of 2-amino-4,6-dimethoxypyrimidinium hydrogen (2,3)-tartrate 2-amino-4,6-dimethoxypyrimidine (2ADT). The experimental investigation of the properties of the compound improves the potential for the utilization of the crystalline compound in the fabrication of optical limiting and nonlinear optical devices. For the growth process, an organic nonlinear optical crystal of 2ADT is synthesized conventionally at varying molar concentrations to achieve an excellent yield.

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A novel pyranopyrazole-based Schiff base PPS has been synthesized a condensation reaction between aldehyde and hydrazide derivatives of pyranopyrazole. The probe acted as a selective and sensitive chemosensor for the colorimetric detection of arginine under aqueous conditions with a detection limit of 1.8 × 10 M.

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Separation of total vertical craniopagus with shared venous sinuses poses multiple challenges. Provision of soft-tissue cover to the exposed brains at the time of total separation is one of them, due to the large size of the defect and paucity of local tissues. Staged separation of twins is advised with partial venous and parenchymal disconnection in the first stage and total separation in the second stage.

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Driven by the need to biosynthesize alternate biomedical agents to prevent and treat infection, silver nanoparticles have surfaced as a promising avenue. Cyanobacteria-derived nanomaterial synthesis is of substantive interest as it offers an eco-friendly, cost-effective, sustainable, and biocompatible route for further development. In the present study optimal conditions for synthesis of silver nanoparticles (AgNPs) were 1 : 9 v/v [cell extract: AgNO (1 mM)], pH 7.

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Objectives: Cellular and functional exhaustion of bone marrow mesenchymal stem cells (BM-MSC) is significantly associated with the loss of HSCs and hepatic osteodystrophy in cirrhosis. The molecular mechanisms underlying the dysfunction of BM-MSCs are not well understood. We investigated the underlying mechanisms of cellular and functional exhaustion of BM-MSCs in cirrhosis.

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Spectrum of hematological changes in COVID-19.

Am J Blood Res

February 2022

Department of Laboratory Oncology, Dr BRA IRCH, All India Institute of Medical Sciences New Delhi, India.

Coronavirus disease 2019 (COVID-19) is caused by pathogenic and highly transmissible Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) which is a single stranded RNA virus. It rapidly emerged from an epidemic to a global pandemic form spreading in alarming levels. The pathogenesis involving spike protein which is present on the viral surface, plays a key role in host attachment and penetration.

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LGL leukemia is a rare chronic lymphoproliferative disorder of cytotoxic lymphocytes which can be immunophenotypically either T cell or NK cell-derived. According to the World Health Organization classification, it can be divided into three subtypes: chronic T-cell leukemia and chronic natural killer cell lymphocytosis, and aggressive natural killer cell LGL leukemia. Clonal proliferation of large granular lymphocytes can be because of stimulation of various molecular pathways namely JAK-STAT3 pathway, FAS/FAS-L pathway, RAS-RAF-1-MEK1-ERK pathway, PI3K/AKT pathway, NF-KB pathway, and Sphingolipid Rheostat pathways.

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Comparison of Abbott ID NOW, a novel isothermal amplification based COVID-19 diagnostic method with RTPCR.

J Virol Methods

June 2022

Department of Microbiology, Jai Prakash Narayan Apex Trauma Centre, All India Institute of Medical Sciences, New Delhi, India. Electronic address:

Background: The emergent crisis of the COVID-19 pandemic has posed enormous challenges for clinical laboratories to speed up diagnostics. The current reference standard for the diagnosis of COVID-19 is real time reverse transcriptase PCR on various platforms. However, even with automation, the turnaround time is huge enough to keep up with ever increasing numbers of patients.

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Background: Pleomorphic xanthoastrocytomas (PXAs) are rare, accounting for less than 1% of astrocytomas, and commonly occur in young patients. The majority are WHO grade II. A fraction of tumors that present or recur with malignant change are classified as anaplastic (APXA, grade III).

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Introduction: Prognostic scores in Ewing sarcoma including baseline clinical and laboratory characteristics are necessary for pre-treatment risk stratification. In this study, we formulated and validated a prognostic model for baseline risk categorization in Ewing sarcoma.

Materials And Methods: A retrospective single-institutional study was conducted on Ewing sarcoma patients treated uniformly between January 2003 and December 2018.

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