Publications by authors named "Bhavsar K"

Article Synopsis
  • Precocious puberty occurs when secondary sexual traits appear before age 8 in girls and 9 in boys, with central precocious puberty (CPP) being a rare type linked to early hormonal activation.
  • A new case of an 8-year-old girl showed a specific genetic change in the DLK1 gene, leading to advanced puberty and related health issues like obesity and insulin problems.
  • The findings emphasize the need for ongoing health monitoring in children with DLK1 mutations, highlighting a trend of metabolic issues such as obesity and irregular cholesterol levels in affected individuals.
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Digital dentistry has revolutionized the traditional practice of dentistry, offering new tools and technologies that enhance diagnosis, treatment, and patient care. This comprehensive review explores the evolution of digital dentistry, its role in modern dental practice, and the advantages, limitations, and future prospects. By examining the current state of digital dentistry, this review aims to provide insights into its transformative impact on dental healthcare.

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The curing of epoxy resin is a complex thermo-chemical process that is difficult to monitor using existing sensing systems. We monitored the curing process of an epoxy resin by using long-period fiber gratings. The refractive index of the epoxy resin increases during the curing process and can be measured to determine the degree of curing.

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Background: The optimal timing of vaccination with severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) vaccines after cellular therapy is incompletely understood. The objectives of this study are to determine whether humoral and cellular responses after SARS-CoV-2 vaccination differ if initiated <4 months versus 4-12 months after cellular therapy.

Methods: We conducted a multicenter, prospective, observational study at 30 cancer centers in the United States.

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Background: The optimal timing of vaccination with SARS-CoV-2 vaccines after cellular therapy is incompletely understood.

Objective: To describe humoral and cellular responses after SARS-CoV-2 vaccination initiated <4 months versus 4-12 months after cellular therapy.

Design: Multicenter prospective observational study.

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In this paper, we propose an end-to-end system, based on SEnsing as Service (SEAS) model, which processes continuous mobility data from multiple sensors on the client edge-device by optimizing the on-device processing pipelines. Thus, reducing the cost of data transfer and CPU usage. We also propose a classification algorithm as a part of the system to recognize Activities of Daily Living (ADL).

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Combined retrospective-prospective cohort study was done to know the risk of sensorineural hearing loss in patients of drug resistant Tuberculosis (TB) receiving Anti Tuberculous Treatment (ATT) at tertiary care centre in South Gujarat. Study was done by using retrospective and prospective data of the patients of drug resistant TB of NCHS who received injectable ATT and referred by department of Respiratory Medicine to ENT department for purpose of hearing evaluation pre and post treatment (Case cohort). Age and sex matched control cohort was also used which includes patients of non-drug resistant TB who were not receiving Injectable ATT.

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Background: The optimal timing for SARS-CoV-2 vaccines within the first year after allogeneic hematopoietic cell transplant (HCT) is poorly understood.

Methods: We conducted a prospective, multicentre, observational study of allogeneic HCT recipients who initiated SARS-CoV-2 vaccinations within 12 months of HCT. Participants were enrolled at 22 academic cancer centers across the United States.

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Designing programmable biomaterials that could act as extracellular matrices and permit functionalization is a current need for tissue engineering advancement. DNA based hydrogels are gaining significant attention owing to their self-assembling properties, biocompatibility, chemical robustness and low batch to batch variability. The real potential of DNA hydrogels in the biomedical domain remains to be explored.

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Article Synopsis
  • Heparin purge solution is typically used in Impella devices to prevent material buildup, but sodium bicarbonate was successfully used instead in patients with heparin-induced thrombocytopenia (HIT).
  • In two cases, patients with severe heart conditions (mitral regurgitation and myocardial infarction) had their heparin solution replaced with sodium bicarbonate, and neither showed significant changes in device function during their treatment.
  • The study concludes that sodium bicarbonate can be effectively used in managing Impella devices for patients with HIT, preventing device dysfunction and protein deposition.
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COVID-19 novel coronavirus has created a global pandemic. Affected patients may develop acute lung injury and its more severe form - acute respiratory distress syndrome. Hypoxia and severe inflammation increase the production of vascular endothelial growth factor (VEGF), which induces vascular endothelial proliferation.

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Aims: The contemporary trends in catheter ablation (CA) and surgical ablation (SA) utilization and surgical techniques [open vs. thoracoscopic, with or without left atrial appendage closure (LAAC)] are unclear. In addition, the in-hospital outcomes of stand-alone SA compared with CA are not well-described.

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  • Potts shunt is proposed as a viable palliative treatment for patients with pulmonary artery hypertension (PAH) not linked to congenital heart disease.
  • A study involved 52 patients in advanced functional classes (III/IV) of PAH; out of those, 16 consented to the procedure, leading to 14 surgical Potts shunts and 2 PDA stentings.
  • Of the patients who underwent the procedure, 12 survived, and most showed significant clinical improvement during follow-up, highlighting the importance of careful patient selection and postoperative care for successful outcomes.
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  • Delayed sternal closure in pediatric cardiac surgery is proposed to improve patient outcomes compared to emergency reopening in the ICU for those with unstable hemodynamics.
  • A retrospective analysis revealed that 10.42% of patients had their sternums left open post-surgery, with a significantly higher mortality rate (71.42%) for those reopened in the ICU versus those left open from the operating theater (11.16%).
  • The study suggests that electively keeping the sternum open in patients with uncertain hemodynamics leads to better survival rates than resorting to emergency procedures.
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Worldwide revenue of pharmaceutical market is more than 1200 billion USD [1] and that of counterfeit medicines is around 200 billion USD [2][3]. Counterfeit medicines can be detected by technical experts using visual inspection or through sophisticated lab and relevant methods. However, such methods require time, sample preparation and technical expertise with lab setup.

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Retinal photic injury induced by handheld lasers is a burgeoning public health concern due to the wider accessibility of high-powered devices. Retinal damage from thermal energy can cause potentially severe and permanent vision loss in children and young adults who are particularly vulnerable because of comorbid behavioral, learning, and psychiatric impairments. Understanding the spectrum of specific clinical and imaging features of such laser injuries aids in prompt and accurate diagnosis.

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Objective: Since the advent of dopamine agonists, prolactinomas have been primarily treated medically. However, studies show conflicting data on whether these agents are as effective as surgery for predominantly cystic prolactinomas. We present a case of a patient with a cystic prolactinoma for which surgery was selected as first-line therapy.

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Introduction: India possibly carries the highest burden of antimicrobial resistant typhoidal salmonellae in the world. We report on the health-care ecosystem that produces data on antimicrobial resistance (AMR) testing and the resistance patterns of typhoidal isolates in the city of Ahmedabad.

Materials And Methods: Through municipality records and internet searches, we identified 1696 private and 83 public laboratories in the city; 4 medical colleges, 4 health-care institution attached laboratories, and 4 corporate laboratories (CLs) were performing culture and antibiotic sensitivity testing (AST), but only 2 medical colleges and 1 CL shared their data with us.

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Selective delivery of therapeutic agents into solid tumors has been a major challenge impeding the achievement of long-term disease remission and cure. The need to develop alternative drug delivery routes to achieve higher drug concentration in tumor tissue, reduce unwanted off-target side effects and thus achieve greater therapeutic efficacy, has resulted in an explosive body of research. are anaerobic, nonpathogenic, Gram-positive bacteria, commensal to the human gut that are a possible anticancer drug-delivery vehicle.

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Purpose: To report two cases of cat-scratch fever with atypical posterior segment manifestations.

Methods: Two cases were retrospectively reviewed.

Results: A 27-year-old woman presented with painless blurring of central vision in her left eye.

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Purpose: To evaluate the long-term visual outcomes and causes of vision loss in chronic central serous chorioretinopathy (CSC).

Design: Retrospective, longitudinal study.

Participants: A total of 133 participants (217 eyes) with chronic CSC.

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A 62-year-old male with a history of metastatic clear cell renal cell carcinoma (ccRCC) presented with decreased vision to 20/50 in the left eye. Fundus examination revealed an elevated, amelanotic mass lesion in the superotemporal macula, without involvement of the central macula by subretinal fluid or tumour. Given incongruity between the fundus findings and the degree of visual impairment, visual field testing was obtained, revealing a bitemporal hemianopia.

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Intravitreal antivascular endothelial growth factor (VEGF) agents are widely used to treat ocular conditions but the benefits and harms of these treatments are uncertain. We conducted a systematic review to compare the effects of aflibercept, bevacizumab and ranibizumab on best-corrected visual acuity (BCVA) changes, quality of life and ocular or systemic adverse events in patients with neovascular age-related macular degeneration (NVAMD), diabetic macular oedema (DME) and central or branch retinal vein occlusion (RVO). We searched published and unpublished literature sources to February 2017 for randomised controlled trials and cohort or modelling studies reporting comparative costs in the USA.

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Purpose: Photic retinal toxicity induced by exposure to arc welding can lead to irreversible vision loss. Serial multimodal imaging is characterized in a patient with outer retinal damage secondary to welder's maculopathy.

Methods: A single case was retrospectively reviewed.

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Purpose: To use optical coherence tomography angiography (OCTA) derived quantitative metrics to assess the response of choroidal neovascularization to pro-re-nata (PRN) anti-endothelial growth factor (anti-VEGF) treatment in neovascular age-related macular degeneration (AMD).

Design: Prospective longitudinal cohort study.

Participants: Fourteen eyes from 14 study participants with treatment-naïve neovascular AMD were enrolled.

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