Publications by authors named "Anirban Biswas"

Vestibular rehabilitation therapy (VRT) mainly comprises physical therapies that encourage head, eye, and truncal movements, accelerating the recovery of patients with acute peripheral labyrinthine dysfunction. VRT aims to improve vestibular hypofunction by reinforcing vestibulo-ocular, vestibulospinal, and vestibulocollic reflexes. An asymmetry in peripheral vestibular inputs from the pair of membranous labyrinths to the central nervous system frequently results from vestibular lithiasis, causing benign paroxysmal positional vertigo (BPPV).

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This study evaluated anti-bacterial, anti-diarrheal, and cytotoxic activities of ten edible fruits (, , , , , , , , , and ) in the Sundarbans mangrove forest of Bangladesh. Highest antibacterial activity was shown for ethanol:methanol (1:1) extracts of (2 mg/disc), which demonstrated inhibition zones of 16.7, 17.

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Objectives: COVID-19 incidence became a pandemic immediately after its origin and spread. Apart from death because of coronavirus infection, the pandemic brought unbearable psychological pressure to all. We assessed the psychological pressure on college and university students in India through cluster sampling.

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Arsenic exposure route for humans is through the drinking of contaminated water and intake of arsenic-contaminated foods, particularly in arsenic-exposed areas of Bengal delta. Transport of the arsenic-contaminated crops and vegetables grown using arsenic-contaminated groundwater and soil in arsenic-exposed areas to the uncontaminated sites and consequent dietary intakes leads to great threats for the population residing in non-endemic areas with respect to consumption of arsenic through drinking water. We have studied the food materials collected from 30 families and their dietary habits, apparently who consume arsenic-free drinking water as well as 9 well-known markets of Kolkata city.

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The present systematic review synthesizes the diverse documentation of research on the occurrence of arsenic in soil-water systems and the human and animal bio-availability scenarios related to food chain contamination by arsenic. Humans and animals may drink arsenic-contaminated groundwater in addition to consuming foods that have been grown in arsenic-contaminated groundwater and soils. Rice grain is a potential arsenic carrier and the staple food in many parts of the world, particularly in Southeast Asian countries.

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Skin lesion is one of the important health hazards caused by high intake of arsenic through drinking water and diet, and the other hazards include several types of cancers (viz. skin, lung and urinary bladder), ischemic heart disease, hypertension, etc. Two most important biomarkers to measure arsenic intake in a human body are arsenic concentration in urine and hair.

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Introduction: Advancements in our understanding of vestibular physiology and how it is changes in different diseases have established that of the three therapeutic approaches to treat disorders of the vestibular system viz. pharmacotherapy, surgery and physical therapy, it is the later i.e.

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Objective: Patients with vestibular vertigo suffer from disabling symptoms which affect their quality of life. This article presents the efficacy and safety profile of betahistine hydrochloride in Indian patients suffering from vestibular vertigo (OSVaLD study).

Methods: Study included patients suffering from vertigo, who were prescribed betahistine (48 mg/day) according to local label.

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Composite nanofibers of Eu doped poly(vinylidene fluoride-co-hexafluoropropylene) (P(VDF-HFP))/graphene are prepared by the electrospinning technique for the fabrication of ultrasensitive wearable piezoelectric nanogenerators (WPNGs) where the post-poling technique is not necessary. It is found that the complete conversion of the piezoelectric β-phase and the improvement of the degree of crystallinity is governed by the incorporation of Eu and graphene sheets into P(VDF-HFP) nanofibers. The flexible nanocomposite fibers are associated with a hypersensitive electronic transition that results in an intense red light emission, and WPNGs also have the capability of detecting external pressure as low as ~23 Pa with a higher degree of acoustic sensitivity, ~11 V Pa, than has ever been previously reported.

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Background: Arsenic pollution in groundwater, used for drinking purposes, has been envisaged as a problem of global concern. Treatment options for the management symptoms of chronic arsenicosis are limited. Mitigation option available for dealing with the health problem of ground water arsenic contamination rests mainly on supply of arsenic safe water in arsenic-endemic region of Indo-Bangladesh subcontinent.

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Exposure to arsenic in arsenic endemic areas is most remarkable environmental health challenges. Although effects of arsenic contamination are well established, reports are unavailable on probable seasonal variation due to changes of food habit depending on winter and summer seasons, especially for endemic regions of Nadia district, West Bengal. Complete 24-h diets, drinking-cooking water, first morning voided urine samples, and diet history were analyzed on 25 volunteers in arsenic endemic Chakdah block of Nadia district, once in summer followed by once in winter from the same participants.

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Background: Platinum based doublets chemotherapy are the standard of care for metastatic or advanced non-small cell lung carcinoma. This leads to modest survival advantage and improve quality-of-life. However, patients with advanced or metastatic disease eventually present disease progression and needs second-line systemic therapy in a selected group of patients or other supportive measures.

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Tinnitus is a very common complain and affects 7% of population and has been associated with a range of physical and emotional disorders (Hallam et al. in Br J Clin Psychol 27:213-222, 1988). Hence to understand the distress caused by tinnitus and its relationship with the nature of tinnitus so as to suggest the appropriate treatment, there is the need to study the impact of tinnitus of a group of tinnitus sufferers.

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The authors investigated association of arsenic intake through water and diet and arsenic level in urine in people living in arsenic endemic region in West Bengal supplied with arsenic-safe water (<50 μg L(-1)). Out of 94 (Group-1A) study participants using water with arsenic level <50 μg L(-1), 72 participants (Group-1B) were taking water with arsenic level <10 μg L(-1). Multiple regressions analysis conducted on the Group-1A participants showed that daily arsenic dose from water and diet were found to be significantly positively associated with urinary arsenic level.

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Chronic exposure to arsenic through drinking water affects nearly 26 million individuals in West Bengal, India. Cytogenetic biomarkers like urothelial micronucleus (MN) are extensively used to monitor arsenic exposed population. In 2004-2005, 145 arsenic exposed individuals and 60 unexposed controls were surveyed of which 128 exposed individuals and 54 unexposed controls could be followed up in 2010-2011.

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We assessed the association between arsenic intake through water and diet, and arsenic levels in first morning-void urine under variable conditions of water contamination. This was done in a 2-year consecutive study in an endemic population. Exposure of arsenic through water and diet was assessed for participants using arsenic-contaminated water (≥50 μg L(-1)) in a first year (group I) and for participants using water lower in arsenic (<50 μg L(-1)) in the next year (group II).

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Few reports are available that characterize daily arsenic exposure through water and diet among people living in groundwater-contaminated regions and correlate it with biomarkers. The present study describes the total individual arsenic exposure and arsenic level in urine and hair of such an arsenic-exposed population in West Bengal. Demographic characteristics and the total daily arsenic intake through water and diet were determined in 167 (Group-1 participants selected from arsenic endemic region) and 69 (Group-2 participants selected from arsenic non-endemic region) in West Bengal.

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Objective: To assess whether nutritional deficiency increases susceptibility to arsenic-related health effects.

Design: Assessment of nutrition was based on a 24 h recall method of all dietary constituents.

Setting: Epidemiological cross-sectional study was conducted in an arsenic endemic area of West Bengal with groundwater arsenic contamination.

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Leptospirosis, a common zoonotic disease, may present with variable clinical manifestations in between two extremes. Possibility must be excluded in any febrile patient with hepatorenal derangement. There are different reports regarding prevalence pattern, presentations and case fatality rate from different parts of the country.

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Arsenic contaminated groundwater uses for irrigation potentially lead the incidence of arsenic into food chain. In present study we examined total arsenic concentrations in 32 types of vegetables and 7 types of pulses. Range of total arsenic concentration in edible parts of vegetables collected from grown fields was 0.

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Aims And Objective: Cardiac affection in human iummunodeficiency virus (HIV) infection is a recognized entity. Some form of heart disease is demonstrable at autopsy in approximately 40 percent of cases and by echocardiography in approximately 25 percent of patients with HIV. the studies indicate that cardiac involvements associated with HIV are mainly characterized by cardiomyopathy and pericardial disease.

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Closed pleural biopsy is known to be diagnostic in approximately 75% of pleural effusion undiagnosed by thoracocentesis or pleural fluid evaluation. The purpose of this study was to determine the efficacy of closed pleural biopsy in a teaching hospital, Eastern India. The study was undertaken in all patients with exudative pleural effusion who were admitted in the department of chest medicine, Burdwan Medical College and Hospital, Burdwan, during the period from January 2001 to December 2005.

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The study was carried out to find out the cognitive impairment if any, in early stages of human immunodeficiency virus-positive patients and if there is any cognitive impairment, then its association with duration of illness detection. Fifty patients with early stages of HIV and 50 matched controls were compared in various neuropsychological tests along with demographic profiles. Seropositive patients had poorly performed in digit symbol substitution test, trail making test and controlled word association test.

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Aim: To study the hemodynamic effects of spironolactone with propranolol vs propranolol alone in the secondary prophylaxis of variceal bleeding.

Methods: Thirty-five cirrhotics with variceal bleeding randomly received propranolol (n = 17: Group A) or spironolactone plus propranolol (n = 18: Group B). Hemodynamic assessment was performed at baseline and on the eighth day.

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