Publications by authors named "Misra B"

Acute encephalitis syndrome (AES) is a significant public health issue in India, attributed to various etiologies. In eastern Uttar Pradesh, Japanese encephalitis (JE) was the leading cause of AES (10-14% of total AES) until scrub typhus (ST), caused by , was identified in cerebrospinal fluid and blood samples of AES patients contributing more than 60% of AES cases. This study investigates the prevalence of JE-ST coinfection and compares clinical outcomes among JE mono-infection, ST mono-infection, and JE-ST coinfection.

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Article Synopsis
  • - This study investigates the socioeconomic, demographic, and behavioral factors contributing to dengue outbreaks in the Gorakhpur region of Uttar Pradesh, India, focusing on patients recently discharged from the hospital.
  • - Key findings reveal that males aged 19-45, predominantly from urban and lower-income backgrounds, were most affected, with low awareness of dengue and limited healthcare access, as only 10.8% had health insurance.
  • - The research indicated that education level, income, and preventive behaviors such as using mosquito repellent were significant factors influencing dengue infection rates, highlighting a substantial knowledge gap in rural populations compared to their urban counterparts.
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An experience with two rare complications during surgery of vestibular schwannomas (VSs) is presented, and measures to avoid and manage the complications are discussed.Case A: Spinal cord ischemia in semi-sitting position: A 47-year-old with a giant vestibular schwannoma (VS) underwent surgery through a retrosigmoid approach in the semi-sitting position. The intraoperative phase was uneventful, except for an episode of moderate hypotension.

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Background: Skull base meningiomas are chronic conditions that can present with a wide variety of symptoms ranging from near normalcy to chronic and prolonged disability and also often worsen by treatment-related sequelae. Hence, it is necessary to investigate the quality of life (QOL) among patients with skull base meningioma and evaluate the impact of microsurgery on their overall well-being.

Methods: In this prospective observational study, 36 patients undergoing microsurgery for skull base meningioma were assessed for QOL using SF-36 questionnaires.

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Background & Aims: Recurrent Clostridioides difficile infections (CDIs) remain common. While novel microbiome therapeutics gain approval, the efficacy of a full-spectrum, oral microbiome therapeutic is unknown. This study aimed to determine the safety and efficacy of CP101, an orally administered microbiome therapeutic, to restore a diverse microbiome and prevent recurrent CDI in a broad population.

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Chronic inflammatory lesions (CIL) in the body are rare and inflammatory pseudotumor (IPT) is a subtype of CIL. Spine is an uncommon location of CIL, with most cases reported in the thoracic spine. Our objective was to review the current literature on IPT.

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Background: Thalamic lesions located in the floor of the lateral ventricle pose significant surgical challenges, given their proximity to critical neurovascular structures. Transcortical approaches are often limited by risks of injuring the eloquent cortex and nearby vessels. Furthermore, lesions extending into the third ventricle further impede accessibility.

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  • - The study aimed to analyze how general endoscopists' ability to predict the histologic features of small colorectal polyps improved when using a computer-aided diagnosis (CADx) system during real-life colonoscopies in the U.S.
  • - Results showed that while both unassisted and CADx-assisted predictions had similar sensitivity (around 90%), the assisted group's specificity was significantly higher, allowing more polyps to be resected or left untreated.
  • - Despite the benefits seen in a clinical setting, the study noted that the use of CADx might not yield the same results in other real-world scenarios.
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Ionizable lipid nanoparticles (LNPs) have emerged as a powerful tool for the intracellular delivery of nucleic acids. Following the recent success of LNP-based siRNA therapeutics and mRNA vaccines, the use of ionizable lipids for nucleic acid delivery has tremendously increased. Here, we introduce a flash nanoprecipitation (FNP) approach using the confined impingement (CIJ) mixer to stably self-assemble ionizable LNPs.

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Lasts are foot-shaped forms made of plastic, wood, aluminum, or 3D-printed plastic. The last of a shoe determines not only its shape and style but also how well it fits and protects the foot. A weight-updated boosting-based ensemble learning (WUBEL) algorithm is presented in this paper to extract critical features (points) from plantar pressure imaging to optimize the shoe's last surface to satisfy a comfortable shoe's last surface optimization design.

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Background: Symptomatic cerebral vasospasm following posterior fossa extraaxial tumor resection is a rare phenomenon, with only 13 cases previously reported in the literature. The condition appears similar to vasospasm following supratentorial tumor resection, intraaxial posterior fossa tumor resection, and aneurysmal subarachnoid hemorrhage (aSAH). The majority of patients were not evaluated for vasospasm prior to symptom onset, leading to a delay in diagnosis.

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Malignant transformation of vestibular schwannoma (VS) post-radiosurgery is an extremely rare but life-threatening complication. We present a patient who underwent two surgeries for a benign VS and received Gamma Knife radiosurgery for residual tumour. Five and a half years post-radiosurgery, the patient was reoperated for symptomatic recurrence of the tumour.

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Acetalated dextran (Ac-Dex) nanoparticles are currently of immense interest due to their sharp pH-responsive nature and high biodegradability. Ac-Dex nanoparticles are often formulated through single- or double-emulsion methods utilizing polyvinyl alcohol as the stabilizer. The emulsion methods utilize toxic organic solvents such as dichloromethane or chloroform and require multi-step processing to form stable Ac-Dex nanoparticles.

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Background: Stereotactic radiosurgery effectively controls vestibular schwannoma (VS). However, in certain cases, microsurgical resection may be necessary for post-radiosurgery tumour progression. The characteristics and microsurgical challenges of uncommon cystic recurrences post-radiosurgery are rarely addressed.

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Petroclival meningiomas (PCMs) are complex skull-base tumors that continue to pose a formidable surgical challenge to neurosurgeons because of their deep-seated location/intimate relationship with the brainstem and neurovascular structures. The advent of stereotactic radiosurgery (SRS), along with the shifting of management goals from complete radiological cure to maximal preservation of the patient's quality of life (QOL), has further cluttered the topic of "optimal management" in PCMs. Not all patients with PCM need treatment ("watchful waiting").

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Epidemiological data demonstrate that bovine whole milk is often substituted for human milk during the first 12 months of life and may be associated with adverse infant outcomes. The objective of this study is to interrogate the human and bovine milk metabolome at 2 weeks of life to identify unique metabolites that may impact infant health outcomes. Human milk ( = 10) was collected at 2 weeks postpartum from normal-weight mothers (pre-pregnant BMI < 25 kg/m) that vaginally delivered term infants and were exclusively breastfeeding their infant for at least 2 months.

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Background: Although comorbidities are risk factors for recurrent Clostridioides difficile infection (rCDI), many clinical trials exclude patients with medical conditions such as malignancy or immunosuppression. In a phase 3, double-blind, placebo-controlled, randomized trial (ECOSPOR III), fecal microbiota spores, live (VOWST, Seres Therapeutics; hereafter "VOS," formerly SER-109), an oral microbiota therapeutic, significantly reduced the risk of rCDI at week 8. We evaluated the efficacy of VOS compared with placebo in patients with comorbidities and other risk factors for rCDI.

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Introduction: Individual and community characteristics predictive of knowledge, perception, and attitude on COVID-19, specifically on gender, have not been adequately explored.

Objective: To examine the gender differences in COVID-19 knowledge, self-risk perception and public stigma among the general community and to understand other socio-demographic factors which were predictive of them.

Method: A nationally representative cross-sectional multi-centric survey was conducted among adult individuals(≥18 yrs) from the community member (N = 1978) from six states and one union territory of India between August 2020 to February 2021.

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The Eastern Uttar Pradesh region of India is known for its endemicity of acute encephalitis syndrome (AES). Decades of research have established that Orientia tsutsugamushi, a causative of scrub typhus, is a substantial contributor (>60%) for the AES cases besides other aetiology, but additional factors in the remaining proportion are still unidentified. Rickettsial infections are challenging to diagnose in clinical settings due to overlapping clinical symptoms, the absence of definitive indicators, a low index of suspicion, and the lack of low-cost, rapid diagnostic tools.

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Background: Medical management is the first line of care for patients with trigeminal neuralgia (TN), and carbamazepine is the drug of choice used alone or in combination with other drugs. Gamma knife radiosurgery (GKRS) has been an established option in the management of refractory TN based on its noninvasiveness and robust safety profile. Our study aims to confirm the safety and assess the efficacy of GKRS in the management of TN.

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