Aron Ferreira da Silveira

ORCID: 0000-0002-2944-7362
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About
Contact & Profiles
Research Areas
  • Hearing, Cochlea, Tinnitus, Genetics
  • Chronic Obstructive Pulmonary Disease (COPD) Research
  • Noise Effects and Management
  • Hearing Loss and Rehabilitation
  • Pesticide Exposure and Toxicity
  • Respiratory Support and Mechanisms
  • Vestibular and auditory disorders
  • Environmental Toxicology and Ecotoxicology
  • Stroke Rehabilitation and Recovery
  • Nutrition and Health in Aging
  • Comparative Animal Anatomy Studies
  • Cerebral Palsy and Movement Disorders
  • Aquaculture Nutrition and Growth
  • Agricultural and Food Sciences
  • Multiple Sclerosis Research Studies
  • Nerve Injury and Rehabilitation
  • Cystic Fibrosis Research Advances
  • Congenital heart defects research
  • Tracheal and airway disorders
  • Analytical Chemistry and Sensors
  • Dye analysis and toxicity
  • Smoking Behavior and Cessation
  • Injury Epidemiology and Prevention
  • Balance, Gait, and Falls Prevention
  • Sports injuries and prevention

Universidade Federal de Santa Maria
2014-2024

University of Alberta
2013

Hospital Universitário de Santa Maria
2013

American Pharmacists Association
2010

Morpho (United States)
2010

Hormonal dysfunctions in women during pregnancy can cause vestibular and/or cochlear disorders.to study hearing and complaints pregnant women.this is a prospective study. 82 participated on this For complaints, questionnaire proposed by Castagno (1994) was employed.we could observe that tinnitus the main auditory complaint (33%), although with no differences between groups. Tinnitus present among 52.44% of women, mainly Group 2. According to symptoms related dizziness, vertigo first...

10.1590/s1808-86942010000100006 article EN cc-by Brazilian Journal of Otorhinolaryngology 2010-02-01

Syzygium cumini is a plant that has been used in popular medicine for the treatment of insulin dependent diabetes mellitus (DMID).This study verified effect upon regeneration producing cells pancreatic duct wall.The animals were divided into four groups, control (C), treated (TC), diabetic (DC) and (TD).An aqueous extract from bark was given by gavage daily dose 1g/kg body weight.After thirty day period euthanized pancreas taken to immunohistochemical analysis.In this study, it observed...

10.1590/s1413-95962004000400003 article EN cc-by-nc Brazilian Journal of Veterinary Research and Animal Science 2004-08-01

The morphology of the ovaries in Uca rapax (Smith, 1870) was described based on macroscopic and microscopic analysis. Females were collected Itamambuca mangrove, Ubatuba, state São Paulo, Brazil. In laboratory, 18 females had their removed prepared for histology. Each gonad developmental stage previously determined external afterwards each microscopically described. U. showed a pronounced differentiation size coloration with maturation gonad, six ovarian stages: immature, rudimentary,...

10.1590/s0073-47212007000400022 article EN cc-by Iheringia Série Zoologia 2007-12-01

Organophosphate toxic agents are used in agriculture and currently part of the group which can lead to hearing loss, we have solvents, metals asphyxiation agents.

10.1590/s1808-86942010000200015 article EN cc-by Brazilian Journal of Otorhinolaryngology 2010-04-01

RESUMO Objetivo Investigar os efeitos da suplementação antioxidante com extrato de açaí no incômodo o zumbido crônico e a relação níveis ansiedade metabolismo oxidativo, não excluindo sobreposição enfermidades. Método Ensaio clínico, randomizado, controlado por placebo. Participaram 30 indivíduos, média 50,5 anos, 14 do sexo masculino 16 feminino, limiares auditivos normais ou perda auditiva sensorioneural até grau leve bilateralmente, divididos em dois grupos: Grupo Placebo (sem ativo) Açaí...

10.1590/2317-1782/20212021076 article PT cc-by CoDAS 2022-01-01

Pesticides are widely used in agriculture, despite the risk of hearing loss related to exposure their chemical components. This study looks into protective drugs counteract ototoxicity pesticides.This aims analyze effect ginkgo biloba extract may have protecting against possible cochlear damage caused by organophosphate pesticides (methamidophos). Anatomic changes assessed through surface and electron microscopy.This is a prospective experimental study. Twenty-one guinea pigs were given...

10.1590/s1808-86942012000300020 article EN cc-by Brazilian Journal of Otorhinolaryngology 2012-06-01

OBJETIVO: verificar a prevalência da vertigem posicional paroxística benigna típica e atípica, correlacionar sintomatologia resultados avaliação vestibular, de ambas as formas. MÉTODOS: entre janeiro 2007 março 2008, verificou-se todos os pacientes que apresentaram nistagmo e/ou às provas posicionamento, descrevendo história clínica vestibular por vectoeletronistagmografia modelo Vecwin, Neurograff. Foram estabelecidos dois grupos: o apresentou posicionamento somente referiram vertigem....

10.1590/s1516-18462009000500012 article PT cc-by Revista CEFAC 2009-01-01

Os agrotóxicos são amplamente utilizados no meio rural e sua larga utilização, desprovida de medidas biossegurança apropriadas, vem provocando impactos potenciais tanto para a degradação ambiental quanto o organismo humano, aumentando incidência intoxicações ocupacionais. O objetivo do presente estudo foi revisar discutir respeito da exposição aos influência na função estrutura sistema auditivo. Foram revisados periódicos nacionais internacionais relevantes indexados PubMed, Medline, Bireme...

10.1590/s1516-80342010000100024 article PT cc-by-nc Revista da Sociedade Brasileira de Fonoaudiologia 2010-01-01

Funções da via auditiva eferente incluem a modulação das células ciliadas externas, proteção contra ruído e melhora na detecção fonte sonora em ambientes ruidosos. Genotoxicidade são danos ao DNA. OBJETIVOS: Analisar associação entre funções com marcadores genotóxicos. Adicionalmente, considerou-se tabagismo gênero como principais variáveis intervenientes. MATERIAL E MÉTODO: Estudo prospectivo-clínico, quantitativo, transversal, contemporâneo. Foi realizada uma análise função indicadores de...

10.1590/s1808-86942011000100018 article PT cc-by Brazilian Journal of Otorhinolaryngology 2011-02-01

The vestibular system is responsible for body balance. There are substances that damage it, causing dizziness; these termed vestibulotoxic substances. Agrochemicals have been investigated ototoxicity because of studies identified dizziness as a recurrent symptom among rural workers' complaints.

10.1016/j.bjorl.2015.10.001 article EN cc-by Brazilian Journal of Otorhinolaryngology 2015-10-26

A one hypothesis to explain some vestibular peripheral disorders is their association with life style. Thus, studies young adults are relevant.to analyze the prevalence of dynamic balance alterations in and possible style variables, health negative emotional states (since they can impact outcome).we carried out a non-probabilistic cross-sectional, clinical-retrospective study (18-32 years age) from university 751 individuals, mean age 22.45+/- 3.32 years. Life style, (NES) variables -...

10.1590/s1808-86942010000300020 article EN cc-by Brazilian Journal of Otorhinolaryngology 2010-06-01

RESUMO Objetivo Avaliar os limiares auditivos nas altas frequências, buscando comparar as respostas entre orelhas, verificar a correlação do nível de audibilidade com o aumento da idade e analisar por frequência para adultos normo-ouvintes. Método Este estudo foi prospectivo, quantitativo transversal, amostra conveniência. Fizeram parte 60 sujeitos, 18 58 anos, média 25,8 dentro dos padrões normalidade 250 8000 Hz resultados medidas imitância acústica. Para pesquisa das frequências utilizado...

10.1590/2317-1782/20182017165 article PT cc-by CoDAS 2018-07-30

To verify the association between amplitude of distortion-product otoacoustic emissions (DPOAE) and biomarkers oxidative stress (OS) in resident students tobacco-producing region.Participated study group (SG) 21 normal-hearing from region, control (CG) 25 who did not live countryside. The auditory system was assessed by DPOAE following biomarkers: dichlorofluorescein diacetate (DCFH-DA) micronucleus test (MN).Both groups showed present both ears. Significant difference detected groups--in...

10.1590/2317-1782/201420140489 article EN cc-by CoDAS 2014-06-01

OBJETIVO: Este estudo se propôs a verificar estimulação por meio da equoterapia é capaz de desencadear alterações no controle postural portadores esclerose múltipla (EM). MÉTODO: Fizeram parte deste 11 EM divididos em Grupo Intervenção (GI) e Controle (GC). O GI foi inserido num programa hipoterapia durante 4 meses, sendo conduzidas 2 sessões semanais com duração 50 minutos cada. A estabilidade avaliada utilizando uma plataforma força (para calcular o deslocamento do centro pressão (COP), 30...

10.1590/s1809-29502013000100008 article PT Fisioterapia e Pesquisa 2013-03-01

The early identification of hearing impairment allows for an intervention still in the 'critical' and ideal period language stimulation. Pediatric ototoxicity is a very controversial topic. There have been variable percentages cases children with different aminoglycosides antibiotics. main pediatric groups whom receive are newborns severe infections on neonatal ICU.to check functional aspect cochlear external hair cells treatment regimens used to treat during period.Experimental.we studied...

10.1590/s1808-86942010000100015 article EN cc-by Brazilian Journal of Otorhinolaryngology 2010-02-01

The brachial plexus represents an important network of nerves, commonly approached in nerve blocks prior to surgical procedures. Therefore, the knowledge its anatomy is indispensable so those procedures can be carried out accordingly. objective present study was analyze morphology cords with special emphasis topographic relationships. This undertaken by dissecting cervical, axillary, and regions a human cadaver fixed 10% phormol, from Human Anatomy Laboratory Morphology Department...

10.1016/s0034-7094(10)70076-3 article EN cc-by-nc-nd Brazilian Journal of Anesthesiology 2010-11-01

Otoneurological evaluations are based on tests which investigate auditory and vestibular disorders, including brainstem evoked potentials vecto-electronystagmography.to describe the results from otoneurological assessment of patients with vestibulocochlear complaints, normal hearing individuals loss, we will compare them to a control group.Cross-sectional, retrospective, observational study, held 56 dizzy assessed by means audiometry, vecto-electronystagmography potential, broken down into...

10.1590/s1808-86942010000300019 article EN cc-by Brazilian Journal of Otorhinolaryngology 2010-06-01

Abstract Introduction: Multiple Sclerosis (MS) is a chronic inflammatory disease characterized by infiltration of cells on the Central Nervous System (CNS). There evidence that cumulative DNA damage can contribute to various mechanisms underlying MS lesions. Changes in postural balance are frequent observations subjects with MS. Objective: Evaluated index (DDI)) and patients Methods: A case-control study was conducted 28 matched for sex, age, body mass index, divided into group control. The...

10.1590/1980-5918.030.s01.ao08 article EN cc-by Fisioterapia em Movimento 2017-01-01

Introduction: The postural balance is achieved through the interaction between visual, proprioceptive and vestibular systems. Osteopathic manipulation treatment may interact with these systems neural or sensory facilitation consequently, restore optimize balance. Objective: Find analyze studies that evaluated effects of osteopathic in individuals. Methods: systematic review using health descriptors (DeCS) “osteopathic treatment” “postural balance”, posting articles 2009 2015 different...

10.17784/mtprehabjournal.2016.14.352 article EN Manual Therapy Posturology & Rehabilitation Journal 2016-12-28

Evidence has shown that patients with chronic obstructive pulmonary disease present significant deficits in the control of postural balance when compared to healthy subjects. In view this, it is pertinent investigate effects different therapeutic strategies used alone or association rehabilitation potential improve and other outcomes clinical significance disease. This study will an 8-week (short-term) multimodal exercise program [inspiratory muscle training (IMT) plus neuromuscular...

10.1186/s13063-023-07558-9 article EN cc-by Trials 2023-08-15

Despite the decline in prevalence of tobacco use many countries, including Brazil, there are growing numbers smokers who continue to smoke at a low daily rate, or less frequently (non-daily smokers). This group needs be better characterized order direct preventive actions and public health policies. The aim here was compare lifestyle, characteristics alcoholism problems among young adult smokers, non-daily non-smokers.

10.1590/s1516-31802010000600008 article EN cc-by Sao Paulo Medical Journal 2010-12-01
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