Vestibular malformation in mice lacking Na-K-2Cl cotransporter 1 and expression of Na-K-2Cl cotransporter 1 in human vestibular end organs.

abstract：:Thirty-two patients affected by idiopathic benign paroxysmal positional vertigo (BPPV) of the posterior semicircular canal were studied before, 3 days and I month after a resolutive Semont manoeuvre by means of dynamic posturography. The overall postural control in BPPV patients was shown to be impaired, as demonstrat...

journal_title：Acta oto-laryngologica

authors： Di Girolamo S,Paludetti G,Briglia G,Cosenza A,Santarelli R,Di Nardo W

更新日期：1998-06-01 00:00:00

abstract：:Patients with Bell's palsy were investigated with regard to the cellular immune response during the acute and convalescent stages with the purpose of acquiring information concerning the etiology of the condition. In order to ascertain whether there was activation of the immune system, the proportion of activated T ce...

journal_title：Acta oto-laryngologica

authors： Jonsson L,Sjöberg O,Thomander L

更新日期：1988-01-01 00:00:00

abstract：:Middle ear lesions were produced in chinchillas by introducing fascia, Gelfoam, silastic or a combination of these materials into the labyrinthine and mastoid bullae. After 1-2 months, conventional 226 Hz and multifrequency tympanometry (MFT) were performed and the animals were sacrificed for histopathological analysi...

journal_title：Acta oto-laryngologica

authors： Margolis RH,Schachern PL,Fulton S

更新日期：1998-03-01 00:00:00

abstract：:Background: Betahistine is used worldwide to treat patients with Menière's disease. However, despite it being used for decades, diverging opinions on the effect of betahistine on Menière's symptomatology still exist.Aims: The objective of this systematic review was to provide an overview and rate the certainty of the ...

journal_title：Acta oto-laryngologica

authors： Devantier L,Hougaard D,Händel MN,Liviu-Adelin Guldfred F,Schmidt JH,Djurhuus B,Callesen HE

更新日期：2020-10-01 00:00:00

abstract：OBJECTIVES:The authors would like to confirm a fluid pathway from the scala tympani to the organ of Corti, and to observe its morphological changes. METHODS:A staining solution for succinic dehydrogenase was perfused with phenazine methosulfate in the scala tympani of living guinea pigs (n = 5) under deep anesthesia. ...

journal_title：Acta oto-laryngologica

authors： Nomura Y,Kimura Y,Kobayashi H

更新日期：2016-11-01 00:00:00

abstract：:Synthesis of prostaglandins (PGs) was characterized in the lateral wall (LW) of guinea-pig cochlea. Basal synthesis at 37 degrees C was about 480 pg/LW (12.8 ng X mg-1 protein) for PGI2 and 85 pg/LW (2.3 ng X mg-1 protein) for PGE2, levelling out after 10 min of incubation. Incubation with arachidonic acid (10(-5) M) ...

journal_title：Acta oto-laryngologica

authors： Tran Ba Huy P,Ferrary E,Escoubet B,Sterkers O

更新日期：1987-05-01 00:00:00

abstract：CONCLUSION:The clinical presentation and outcome of post-traumatic benign paroxysmal positional vertigo (t-BPPV) are different from those idiopathic BPPV (i-BPPV). It appears that t-BPPV is more difficult to treat than i-BPPV. OBJECTIVE:To identify the clinical presentation and outcome of t-BPPV. METHODS:We reviewed ...

journal_title：Acta oto-laryngologica

authors： Liu H

更新日期：2012-08-01 00:00:00

abstract：:Life-threatening cervical complications associated with infectious mononucleosis are rare. The combination of acute epiglottitis and subsequent necrotizing fasciitis of the head and neck in a patient with infectious mononucleosis has not been reported to date.A 47-year-old female with infectious mononucleosis and epig...

journal_title：Acta oto-laryngologica

authors： Caballero M,Sabater F,Traserra J,Alòs L,Bernal-Sprekelsen M

更新日期：2005-10-01 00:00:00

abstract：:Dynamic range (DR) of cochlear implant electrodes and speech recognition scores (SRS) were chronologically studied in 23 post-lingually deaf subjects over a period of one year. DR significantly increased over one year (ANOVA, p = 0.03). When DR was compared among three groups of electrodes which were located in the in...

journal_title：Acta oto-laryngologica

authors： Kubo T,Iwaki T,Ohkusa M,Doi K,Uno A,Yamamoto K,Fujii K

更新日期：1996-03-01 00:00:00

abstract：OBJECTIVE:Multiple patches of atrophy have been reported in the stria vascularis (SV) in elderly persons with presbycusis The aim of this study was to investigate the correlation between sensorineural hearing loss and this strial condition. MATERIALS AND METHODS:We established a new animal model comprising two small l...

journal_title：Acta oto-laryngologica

authors： Takeshita T,Iwasaki S,Nagura M,Watanabe T,Umemura K,Hoshino T

更新日期：2003-04-01 00:00:00

abstract：:We studied the influence of neck afferents on the perception of orientation. In Experiment 1, we investigated the effect of head tilt on the subjective vertical in both the visual and tactile modalities. The results showed that head tilt triggers an Aubert effect in the visual modality and a Müller effect in the tacti...

journal_title：Acta oto-laryngologica

authors： Guerraz M,Luyat M,Poquin D,Ohlmann T

更新日期：2000-09-01 00:00:00

abstract：:The maculae sacculi and utriculi of the chinchilla vestibular labyrinth have been studied by freeze-fracture method. In the replicas extensive zonulae occludentes have been found between sensory and supporting cells at the endolymphatic surface. Gap junctions are located between the supporting cells. Some intramembran...

journal_title：Acta oto-laryngologica

authors： Laciano L,Franke K,Iurato S,Reale E

更新日期：1977-01-01 00:00:00

abstract：:During the development of the mammalian inner ear, the number of hair cells produced is highly regulated and remains constant throughout life. The mechanism underlying this regulation is beginning to be understood although many aspects still remain obscure. When late embryonic or early postnatal rat organs of Corti we...

journal_title：Acta oto-laryngologica

authors： Lefebvr PP,Malgrange B,Thiry M,Breuskin I,Van De Water TR,Moonen G

更新日期：2001-01-01 00:00:00

abstract：:Most epidemiological surveys concerning populations exposed to occupational noise or random populations have shown that the left ear is slightly but significantly poorer than the right ear, especially at frequencies most susceptible to noise damage. To experimentally study the possible left-right asymmetry in response...

journal_title：Acta oto-laryngologica

authors： Pirilä T

更新日期：1991-01-01 00:00:00

abstract：:Different analysis methods for the objective measurements of body sway were examined to establish the most sensitive method for identifying changes in stability. Changes between stability with eyes open and eyes closed were used to assess the techniques. Body sway was measured in a group of normal subjects standing on...

journal_title：Acta oto-laryngologica

authors： Fitzgerald JE,Murray A,Elliott C,Birchall JP

更新日期：1994-03-01 00:00:00

abstract：:Enzymatic tracer techniques to study normal and pathologic strial capillary transport pose various problems. The use of electron opaque tracers can circumvent many of these problems. Iron dextran (mol. diam 20--70 A) and ferritin (mol. diam 110 A) were injected intravenously and the mice sacrificed at intervals of 1/2...

journal_title：Acta oto-laryngologica

authors： Santos-Sacchi J,Marovitz WF

更新日期：1980-01-01 00:00:00

abstract：BACKGROUND:Combination therapy consisting of a platinum agent, 5-fluorouracil and cetuximab (EXTREME regimen) is recommended for recurrent or metastatic squamous cell carcinoma of the head and neck (R/M-SCCHN). However, it is advisable to use platinum-free regimens as first-line therapy in patients resistant to platinu...

journal_title：Acta oto-laryngologica

authors： Sato H,Tsukahara K,Okamoto I,Katsube Y,Shimizu A,Kondo T,Hanyu K,Fushimi C,Okada T,Miura K

更新日期：2019-02-01 00:00:00

abstract：CONCLUSION:Partial deafness cochlear implantation (PDCI) is a feasible means of treating individuals who have good low frequency hearing, but a severe to profound hearing loss in the mid to high frequencies. The individuals have benefit in noise and show significant benefit in a number of difficult listening conditions...

journal_title：Acta oto-laryngologica

authors： Skarzynski H,Lorens A,Piotrowska A,Anderson I

更新日期：2006-09-01 00:00:00

abstract：:The development of vestibular receptor surfaces was studied during the postnatal period in the rat on the 1st, 7th, 13th, 32nd and 75th days after birth. Cristae and utricles increase and change their shapes, up to day 13 for the cristae and day 32 for the utricles. Cristae hair bundles are less developed than those o...

journal_title：Acta oto-laryngologica

authors： Dechesne C,Mbiene JP,Sans A

更新日期：1986-01-01 00:00:00

abstract：:Frozen tissue sections of biopsies from head and neck squamous cancer lesions were examined for immunohistochemical staining with a recently developed monoclonal antibody, designated as SQM1 antibody and directed against the surface membrane of squamous carcinoma cells. SQM1 antibody stained selectively squamous carci...

journal_title：Acta oto-laryngologica

authors： Böheim K,Schwarzfurtner H,Böheim C,Frei E 3rd,Bernal SD

更新日期：1986-09-01 00:00:00

abstract：:Assessment of hearing handicap is frequently based on hearing loss in the frequency region from 0.5 to 2.0 kHz. The region above 2 kHz, however, is important for hearing, particularly when one considers speech perception in conditions with ambient noise. The present study, based on 200 individuals (400 ears) with nois...

journal_title：Acta oto-laryngologica

authors： Smoorenburg GF

更新日期：1990-01-01 00:00:00

abstract：:ESS is a form of minimal access surgery that includes different tasks and manoeuvres requiring sophisticated psychomotor coordination with varying levels of force application. The avoidance of complications is partially dependent upon reducing surgical force application when operating against vital barriers such as th...

journal_title：Acta oto-laryngologica

authors： White PS,Nassif R,Saleh H,Drew T

更新日期：2004-03-01 00:00:00

abstract：:Simultaneous monitoring in human subjects on the same ear of eardrum displacement by tympanomanometry, and impedance with the electroacoustic bridge, provided information concerning contraction of the stapedius muscle and its effect on eardrum displacement. Extensive control procedures were employed to elicit only the...

journal_title：Acta oto-laryngologica

authors： Yonovitz A,Harris JD

更新日期：1976-01-01 00:00:00

abstract：:Thorotrast(R) containing thorium dioxide particles with diameters of around 100 Å was introduced in perilymph or endolymph using various methods and concentrations. The location of the tracer particles in the cochleas was determined using the transmission electron microscope. Injection of tracer into the cerebrospinal...

journal_title：Acta oto-laryngologica

authors： Angelborg C

更新日期：1974-01-01 00:00:00

abstract：:Nine subjects with long-term (8-30 years) occupational exposure to industrial solvents and a confirmed diagnosis of psycho-organic syndrome (POS) have been studied with audiological and otoneurological test batteries. The results were compared to a matched control group of nine industrial workers not exposed to solven...

journal_title：Acta oto-laryngologica

authors： Möller C,Odkvist LM,Thell J,Larsby B,Hydén D,Bergholtz LM,Tham R

更新日期：1989-01-01 00:00:00

abstract：:Acid base balance changes were observed during 72 h following bilateral nasal obstruction in rats. Mouth breathing caused acute respiratory acidosis and marked aerophagia, leading to spontaneous death of the experimental animal 80 to 90 h postoperatively. Stenotic oropharyngeal airway, due to palatal-epiglottic approx...

journal_title：Acta oto-laryngologica

authors： Kalogjera L,Pegan B,Petric V

更新日期：1991-01-01 00:00:00

abstract：:This study correlates static and flow-cytometric analysis on paraffin-embedded and fresh material of salivary gland carcinomas. Nuclear suspensions for DNA analysis were prepared from paraffin-embedded and fresh material. Comparison of the results of static and flow cytometry on paraffin-embedded material revealed no ...

journal_title：Acta oto-laryngologica

authors： Nordgård S,Franzén G,Boysen M,Tytor M

更新日期：1999-01-01 00:00:00

abstract：:We studied int-2 and bcl-1 gene amplification in 21 operated patients with cancer of the larynx. In 9 cases, the int-2 gene was amplified (42.9%) and in 4 cases. the bcl-1 gene was amplified (25.0%). Co-amplification of int-2 and bcl-1 was observed in three cases (18.8%), all of which were glottic carcinomas. Other am...

journal_title：Acta oto-laryngologica

authors： Miyahara H,Naito H,Ueda K,Yane K,Matsunaga T,Okaichi K,Ohnishi T

更新日期：1998-09-01 00:00:00

abstract：:Detailed longitudinal studies of speech perception, speech production and language acquisition have justified a significant change in the demographics of congenitally and prelingually deaf children who receive cochlear implants. A trend toward earlier cochlear implantation has been justified by improvements in measure...

journal_title：Acta oto-laryngologica

authors： Miyamoto RT,Kirk KI,Svirsky MA,Sehgal ST

更新日期：1999-03-01 00:00:00

abstract：:Spiral ganglia of guinea pig and mouse were investigated by scanning electron microscopy (SEM). The cochlea was freeze-fractured and then macerated with 0.1% OsO4 solution for 70-90 h (A-O-D-O method (1]. This allowed three-dimensional observation of the general view of the spiral ganglion and the intracellular struct...

journal_title：Acta oto-laryngologica

authors： Harada Y,Nagasawa A,Takumida M,Tagashira N,Hirakawa K,Suzuki M

更新日期：1989-05-01 00:00:00