Publications by authors named "Tewari S"

The crystallization of lanthanide-containing β-octamolybdate (β-{MoO}) based solids from a binary 1 : 1 (water/DMSO) solution under ambient conditions is reported. A uniform synthetic protocol yielded three structurally related series of general composition {Ln(solvent)}[NaMoO] ⋅ yHO, with the whole lanthanide series (except for radioactive Pm). The three series are (i) {Ln(DMSO)}[NaMoO] ⋅ 0.

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A 41-year-old woman presented with a left breast mass for which mammography was performed. Mammogram revealed a suspicious BI-RADS 4, palpable left breast mass with associated nipple retraction. As malignancy was suspected, the patient underwent breast MRI and 18F-FDG PET/CT for staging.

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  • This study investigates how apical periodontitis (AP) affects glycated hemoglobin (HbA1c) and inflammatory markers in individuals with Type 2 diabetes and healthy controls.
  • A total of 280 individuals were assessed, including 140 with diabetes (70 with AP and 70 without AP) and 140 healthy participants (70 with AP and 70 without AP), using radiologic examinations and blood tests for various inflammatory markers and HbA1c levels.
  • Results indicated that individuals with AP had higher levels of inflammatory markers and HbA1c in both groups, suggesting that AP and the size of the lesion may worsen glycemic control and increase systemic inflammation in Type 2 diabetes patients.*
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  • The review discusses the link between neurological conditions and underlying cancers, focusing on genetic, environmental, and tumor-related factors that can lead to autoimmunity and paraneoplastic syndromes.
  • It covers the pathogenesis of specific paraneoplastic conditions in children, such as Opsoclonus myoclonus ataxia syndrome and NMDA receptor encephalitis, along with current treatment strategies.
  • The text highlights advancements in cancer therapies, particularly immune treatments, and examines their potential neurological side effects, emphasizing the need to balance risks and benefits.
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Chirality - a characteristic handedness that distinguishes 'left' from 'right'-is a fundamental property of quantum particles under broken symmetry intimately connected to their spins. Chiral fermions have been identified in Weyl semimetals through their unique electrodynamics arising from 'axial' charge imbalance between pairs of chiral Weyl nodes-the topologically protected 'relativistic' crossings of electronic bands. Chiral magnetotransport phenomena critically depend on the details of electronic band structure.

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Objective:  This study aimed to identify risk factors for postpartum readmission (PPR) in class 3 obese patients undergoing unscheduled cesarean deliveries.

Study Design:  Retrospective cohort study of patients with a body mass index (BMI) of ≥40 kg/m undergoing unscheduled cesarean delivery from 2017 to 2020 comparing patients with and without PPR (unexpected admission, emergency room/overnight observation visit, unscheduled outpatient visit, or ambulatory surgery within 30 days). Medical history, operative data, and postpartum outcomes were compared between the cohorts.

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Background: A routine echocardiogram aims at identifying only regional wall motion abnormality (RWMA) or left ventricle diastolic dysfunction (LVDD) for coronary artery disease (CAD). When absent, a study is often labeled "normal." This creates an unmet need to identify and add subtle markers of CAD to the routine echocardiogram to increase the diagnostic yield.

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Background: The influence of periodontal phenotype (PP) has been documented in the outcomes of various surgical periodontal interventions such as crown lengthening, mucogingival surgery, implant restoration, and open flap debridement. Previous studies with smaller sample sizes have assessed the role of PP on the outcome of nonsurgical periodontal therapy with inconsistent results.

Aim: The aim of the current interventional study is to estimate the influence of PP on the outcome of subgingival instrumentation in Stage II and III, Grade A and B periodontitis.

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Background: The study assessed Global longitudinal strain imaging (GLS) to detect subtle myocardial dysfunction among patients clinically recovered from COVID-19.

Methods: All patients (n = 101 76 % males, mean age 55.45 ± 11.

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  • * A study of 41 children showed a 43.6% complete remission rate, with most achieving minimal residual disease (MRD) negativity.
  • * Venetoclax was effective for bridging patients to transplant, with a 75% success rate, and those starting treatment with MRD <1% had significantly better outcomes in terms of MRD negativity and overall survival.
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Herein, we report the first bench-stable and nonhygroscopic monosubstituted allenyl sulfonium salt (ATT) synthesized from thianthrene and propargyl alcohol. We demonstrate its use in annulation chemistry to synthesize heterocycles, such as 2-hydroxy morpholine, 2-methyl quinoxalines, and benzodioxepinone derivatives, with an exocyclic double bond. The reagent is the first allenyl sulfonium salt that can undergo palladium-catalyzed cross-coupling reactions to form a C(sp)-C(sp) bond via Suzuki coupling and a C(sp)-C(sp) bond formation via reductive coupling.

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Objectives: Combined oral contraceptives are used for the management of hyperandrogenism and menstrual abnormalities in polycystic ovary syndrome (PCOS). There is a dearth of literature addressing the effect of ethinyl estradiol/norethisterone acetate (EE/NETA) on gingival and systemic inflammation in these patients. This randomized trial aimed to evaluate the effect of EE/NETA with and without scaling on periodontium and high-sensitivity C-reactive protein (hsCRP) levels in women with PCOS having gingivitis.

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Background: Lysine methyltransferase 2A () rearrangements are commonly found in juvenile acute myeloid leukaemia (AML). Although distinct diseases, there is a known clinical overlap between -rearranged AML and juvenile myelomonocytic leukaemia (JMML). Both occur in infancy or early childhood and present with abnormal monocytosis.

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Background: Radiation injury is an important concern for interventional cardiologists and needs to be addressed. RADPAD is a radiation protection drape that has been shown to reduce the radiation exposure of the primary operator (PO). While Indian data on radiation exposure of the PO in the cath lab are scarce, the exposure of the secondary operator (SO) is even less well studied.

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This study is conducted from year 2019-2022 in Gujarat Cancer Society medical college and research center, Ahmedabad. Out of total 275 patients on drug resistant TB regimen (all oral longer, shorter injectable and mono H) seen in opd, 55 patients presented with adverse drug reaction. Most commonly affected age group was 20-40 yr old.

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Objective: Ovarian cancer is associated with a high rate of venous thromboembolism. Our objective is to report the incidence of venous thromboembolism in recurrent ovarian cancer, assess the impact on morbidity and mortality, and evaluate predictors of venous thromboembolism.

Methods: A retrospective single institution cohort study was performed.

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Chronic kidney disease (CKD) is a major contributor to morbidity and mortality in India. CKD often coexists with heart failure (HF), diabetes, and hypertension. All these comorbidities are risk factors for renal impairment.

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Objective: Varying levels of sex hormones across the menstrual cycle in young systemically healthy females may alter tissue responses to plaque, resulting in increased gingival inflammation. Also, higher severity and prevalence of gingivitis has been demonstrated in adult women than men, attributed to hormonal changes. Further, it has been reported that gingivitis raises the levels of systemic inflammatory markers such as C-reactive protein.

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Aim: To evaluate clinical and radiographic outcome of endodontic microsurgery in through-and-through periapical lesions at 1-year and 5-year follow-up with adjunct use of platelet-rich plasma (PRP).

Methodology: Thirty-two patients with large through-and-through periapical lesions were randomized in platelet-rich plasma (PRP) group and control group. Two-dimensional (2D) healing was evaluated with Molven's criteria and three-dimensional (3D) healing with modified PENN 3D criteria.

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Prostate-specific membrane antigen (PSMA) PET/CT is widely used in the evaluation of suspected metastasis for initial definitive therapy and suspected recurrence of prostate cancer. We outline a case report of a 62-year-old man with history of prostate cancer treated with surgery, salvage radiation, and hormonal therapy presenting with rising PSA levels. There was incidental detection of a PSMA-avid subcutaneous abdominal wall mass on PSMA PET/CT study, which was consistent with desmoid fibromatosis on an ultrasound-guided biopsy.

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Article Synopsis
  • * Sodium-glucose cotransporter-2 inhibitors (SGLT2i) are new medications that not only help control blood sugar in T2DM but also provide significant cardiovascular benefits for HF patients.
  • * Evidence shows that SGLT2i can enhance heart function and improve outcomes in HF whether patients have diabetes or not, making them valuable for a wide range of HF patients, especially in India.
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  • - In India, heart failure (HF) is a significant health issue, impacting younger individuals compared to Western countries, but many patients do not receive proper medical treatment.
  • - Selective β-1 blockers, like bisoprolol, are important in treating HF because they help lower heart rate and reverse negative heart and blood vessel changes associated with the condition.
  • - Despite the benefits of bisoprolol for various HF cases and comorbid conditions, its use in India remains suboptimal, prompting a consensus on its effectiveness and recommending it for better patient care.
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The present research aimed at green synthesis of Ag nanoparticles (AgNPs) based colorimetric sensor using persimmon leaf extract (PLE) for selective detection of mercuric ion (Hg). Optimization of reaction conditions viz. pH, concentration of PLE, time was done and further AgNPs were characterized using UV, IR, FE-SEM, EDX, XRD and TEM analysis.

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Purpose: To study the effect of rosuvastatin 40 mg (initiated 7 days prior to surgery) in patients undergoing valve replacement (VR) for rheumatic mitral valve disease on left ventricular (LV) strain and biomarker release kinetics.

Methods: In this randomized study, cardiac biomarkers viz. troponin I (TnI), Creatine kinase MB (CK-MB), N-terminal pro B-type natriuretic peptide (NTPBNP) were measured before surgery; and 8, 24 and 48 h postoperatively.

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