8 research outputs found

    The free energy of the large-NN fermionic Chern−\small-Simons theory in the 'temporal' gauge

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    Most of the computational evidence for the Bose−\small-Fermi duality of fundamental fields coupled to U(N)U(N) Chern−\small-Simons theories originates in the large-NN calculations performed in the light-cone gauge. In this paper, we use another gauge, the 'temporal' gauge, to evaluate the finite temperature partition function of U(N)U(N) coupled regular and critical fermions on R2\mathbb{R}^2 at large NN. We first set up the finite temperature gap equations, and then use tricks explored in arXiv:1410.0558 to solve these equations and evaluate the partition function. Our final results are in perfect agreement with earlier light-cone gauge results. The success of our 'temporal' gauge calculation potentially opens a path to computations that are awkward in light-cone gauge but more natural in the 'temporal' gauge, e.g. the evaluation of the thermal free energy on a finite-sized sphere.Comment: 75 page

    Prevalence and correlates of microvascular complications among patients with diabetes mellitus: a cross sectional study

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    Background: Diabetes mellitus is a metabolic disorder of multiple etiology, characterized by chronic hyperglycemia and associated with various microvascular, macrovascular and nonvascular complications leading to increasing morbidity and mortality. Microvascular complications are daibetes specific and their relation with associated comorbidities studied worldwide. To estimate the prevalence of microvascular complications in diabetic patients and to find their relation with various comorbid conditions.Methods: A total of hundred diagnosed patients of diabetes mellitus with age ranging from 18 to 75 years were enrolled in the study. Patients were assessed for the presence of microvascular complications and associated comorbidities. The effect of various comorbidities on frequency of microvascular complications was also determined. Data collected was statistically analyzed.Results: In this study, the mean age of the study group was 55.77±11.75 years. Mean age of onset of the disease was 48.89±11.50 years. Mean duration of the disease in the study group was 6.86±5.02 years. Diabetic retinopathy, neuropathy and nephropathy was found in 76%, 63% and 69% patients, respectively. Among patients with hypertension, 91.7%, 83.3%, and 81.7% cases were found to have retinopathy, neuropathy and nephropathy, respectively. The corresponding figures for those with comorbid IHD were 91.1%, 83.9% and 76.8% respectively whereas among patients with coexisting metabolic syndrome, 92.5%, 80.6%, and 79.1% were found to have retinopathy, neuropathy, and nephropathy, respectively.Conclusions: The most frequent microvascular complication reported by this study was diabetic retinopathy. comorbid conditions like hypertension, ischemic heart disease, and metabolic syndrome were associated with higher prevalence of microvascular complications in diabetic patients

    Association of Dietary and Physical Activity Patterns and Hypertension in Western Rajasthan, 2022

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    Introduction: Hypertension (HTN) is a modifiable risk factor for coronary artery disease, heart failure, cerebrovascular disease and chronic renal failure. HTN affects about 1 billion people globally; by 2025, up to 1.58 billion adults worldwide are likely to suffer from complications of HTN. This study was done to know the diet and physical activity patterns and HTN among the population of three districts of Western Rajasthan. Objectives: To study the dietary and physical activity patterns among the population of Western Rajasthan. and to compare key findings among three districts Pali, Jodhpur and Barmer so that lifestyle changes can be recommended. Methods: A case-control study was done among attendees of NCD clinics of tertiary-level centers in Pali, Barmer and Jodhpur. Hospital Controls were matched to age (± 5 years) and gender Considering the prevalence of HTN to be 20%*, the proportion of exposure in the general population as 0.2, odds ratio to be 2.2, power =80%, alpha=5% sample size is estimated to be 102 cases & 102 controls (from each district). Results: Overall being married (OR= 3.3), having diabetes Cardiac disease (OR= 2.6), excessive salt consumption (OR= 2.7), moderate physical exercise less than 30 minutes (OR=1.9), using oil other than vegetable oil(OR=1.8) , Age >?60 years (OR =1.4) were the key risk factors. It was found that high BMI (BMI>27), consumption of non-vegetable oils (12.7%) was highest in Jodhpur, lack of moderate exercise for at least 30 minutes (81%), lack of sports activity (92%) was highest in Pali, least number of days/week of fruits and vegetables consumption (~1.64 days) was seen in Barmer. Conclusions: Change in quantity of salt consumption and incorporation of moderate physical exercise for >30 minutes was most followed in control of HTN among the attendees of NCD Clinics from the multiple advise given

    Homozygosity Mapping and Genetic Analysis of Autosomal Recessive Retinal Dystrophies in 144 Consanguineous Pakistani Families.

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    PurposeThe Pakistan Punjab population has been a rich source for identifying genes causing or contributing to autosomal recessive retinal degenerations (arRD). This study was carried out to delineate the genetic architecture of arRD in the Pakistani population.MethodsThe genetic origin of arRD in a total of 144 families selected only for having consanguineous marriages and multiple members affected with arRD was examined. Of these, causative mutations had been identified in 62 families while only the locus had been identified for an additional 15. The remaining 67 families were subjected to homozygosity exclusion mapping by screening of closely flanking microsatellite markers at 180 known candidate genes/loci followed by sequencing of the candidate gene for pathogenic changes.ResultsOf these 67 families subjected to homozygosity mapping, 38 showed homozygosity for at least one of the 180 regions, and sequencing of the corresponding genes showed homozygous cosegregating mutations in 27 families. Overall, mutations were detected in approximately 61.8 % (89/144) of arRD families tested, with another 10.4% (15/144) being mapped to a locus but without a gene identified.ConclusionsThese results suggest the involvement of unmapped novel genes in the remaining 27.8% (40/144) of families. In addition, this study demonstrates that homozygosity mapping remains a powerful tool for identifying the genetic defect underlying genetically heterogeneous arRD disorders in consanguineous marriages for both research and clinical applications

    Looking beyond oral mucosa: Initial results of everted saphenous vein graft urethroplasty (eSVGU) in long anterior urethral strictures

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    Objective: To prospectively evaluate the feasibility and initial results of an everted saphenous vein graft (eSVG) as a dorsolateral onlay, in patients with long anterior urethral strictures and/or chronic tobacco users. Patients and methods: In all, 20 patients with long anterior urethral strictures (>7 cm) and/or chronic tobacco exposed oral mucosa were included in the study. The harvested SVG was hydro-distended, detubularised, and everted. Substitution urethroplasty using an eSVG was performed using a dorsolateral onlay technique. Symptoms were assessed using the International Prostate Symptom Score (IPSS) and uroflowmetry at 1, 3 and 6 months; and voiding and retrograde urethrograms, and urethroscopy were done at 3 months. Failure was defined as failure to void, need for interventions in form of direct-vision internal urethrotomy or endodilatation. Results: Three patients were excluded because they underwent a staged urethroplasty. In all, 17 patients underwent eSVG substitution urethroplasty. The mean (SD, range) follow-up of our patients was 17.64 (5.23, 10–26) months. The mean (SD, range) length of the strictured segment was 14 (2.5, 10–18) cm and the length of the harvested SVG was 16.3 (2.7, 12–20) cm. The mean (SD) IPSS at 1, 3 and 6 months after catheter removal was 10 (2.8), 10 (3.4) and 10 (1.4) and the quality-of-life score was 1.76 (0.5), 2.05 (1.0) and 2.05 (1.0), respectively. Postoperatively, endodilatation was required in two patients. Complete failure occurred in one patient. Conclusions: An eSVG, as a dorsolateral onlay graft, is a promising and prudent option for long anterior urethral strictures, especially in patients with poor oral hygiene and chronic tobacco use

    Homozygosity Mapping and Genetic Analysis of Autosomal Recessive Retinal Dystrophies in 144 Consanguineous Pakistani Families

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    Citation: Li L, Chen Y, Jiao X, et al. Homozygosity mapping and genetic analysis of autosomal recessive retinal dystrophies in 144 consanguineous Pakistani families. Invest Ophthalmol Vis Sci. 2017;58:221858: -223858: . DOI: 10.1167 PURPOSE. The Pakistan Punjab population has been a rich source for identifying genes causing or contributing to autosomal recessive retinal degenerations (arRD). This study was carried out to delineate the genetic architecture of arRD in the Pakistani population. METHODS. The genetic origin of arRD in a total of 144 families selected only for having consanguineous marriages and multiple members affected with arRD was examined. Of these, causative mutations had been identified in 62 families while only the locus had been identified for an additional 15. The remaining 67 families were subjected to homozygosity exclusion mapping by screening of closely flanking microsatellite markers at 180 known candidate genes/loci followed by sequencing of the candidate gene for pathogenic changes. RESULTS. Of these 67 families subjected to homozygosity mapping, 38 showed homozygosity for at least one of the 180 regions, and sequencing of the corresponding genes showed homozygous cosegregating mutations in 27 families. Overall, mutations were detected in approximately 61.8 % (89/144) of arRD families tested, with another 10.4% (15/144) being mapped to a locus but without a gene identified. CONCLUSIONS. These results suggest the involvement of unmapped novel genes in the remaining 27.8% (40/144) of families. In addition, this study demonstrates that homozygosity mapping remains a powerful tool for identifying the genetic defect underlying genetically heterogeneous arRD disorders in consanguineous marriages for both research and clinical applications
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