Evoked potentials from the auditory nerve following sinusoidal electrical stimulation of the cochlea: new possibilities for preoperative testing in cochlear-implant candidates?

abstract：:The ultrastructure of the epithelial cells of the endolymphatic duct in the rat is described, following vascular perfusion-fixation of live, anaesthetised and artificially respirated animals. The animals were fixed by means of a pressure feed-back controlled peristaltic pump and an isotonic perfusate-fixative containi...

journal_title：Acta oto-laryngologica

authors： Qvortrup K,Rostgaard J

更新日期：1994-01-01 00:00:00

abstract：:The influence of the solitary avian middle ear muscle, the m. stapedius, on auditory sensitivity and sound transmission was investigated in the domestic chicken, Gallus gallus. Electrophysiological recordings of inner ear microphonic potentials (MP) were made in order to determine the effects of calibrated, mechanical...

journal_title：Acta oto-laryngologica

authors： Counter SA,Borg E

更新日期：1982-09-01 00:00:00

abstract：:The activity of central vestibular neurons (Vn) of the horizontal canal system was recorded in chronically hemilabyrinthectomized cats and compared with that of labyrinth intact animals. In both groups the cerebellar vermis was removed in order to assess the efficacy of the vestibular brainstem commissure alone by mea...

journal_title：Acta oto-laryngologica

authors： Ried S,Maioli C,Precht W

更新日期：1984-07-01 00:00:00

abstract：BACKGROUND:Oropharyngeal squamous cell carcinoma (OPSCC) positive for human papillomavirus (HPV) increases wolrd wide. AIMS/OBJECTIVES:The objective for this study has been to evaluate tumor phenotypes and tumor host responses with respect to five-year disease-specific survival (DSS) in HPV(+) and HPV(-) patients. MA...

journal_title：Acta oto-laryngologica

authors： Haave H,Gulati S,Brekke J,Lybak S,Vintermyr OK,Aarstad HJ

更新日期：2018-11-01 00:00:00

abstract：CONCLUSION:The results support that chronic electromagnetic field exposure may cause damage by leading to neuronal degeneration of the auditory system. OBJECTIVES:Numerous researches have been done about the risks of exposure to the electromagnetic fields that occur during the use of these devices, especially the effe...

journal_title：Acta oto-laryngologica

authors： Özgür A,Tümkaya L,Terzi S,Kalkan Y,Erdivanlı ÖÇ,Dursun E

更新日期：2015-08-01 00:00:00

abstract：BACKGROUND AND OBJECTIVE:The aim of this study was to demonstrate the long-term effectiveness of Expansion Sphincter Pharyngoplasty (ESP) as a standalone surgical treatment of obstructive sleep apnea-hypopnea syndrome (OSAHS) patients through a prospective multi-center study. MATERIAL AND METHODS:A prospective non-com...

journal_title：Acta oto-laryngologica

authors： Plaza G,Baptista P,O'Connor-Reina C,Bosco G,Pérez-Martín N,Pang KP

更新日期：2019-02-01 00:00:00

abstract：CONCLUSION:SOD1 is an important gene related to noise-induced hearing loss (NIHL), and its effect is dependent on noise exposure levels. OBJECTIVES:To test whether the polymorphisms in the CuZn-superoxide dismutase gene (SOD1) are associated with susceptibility to NIHL in the Chinese population. METHODS:Audiometric d...

journal_title：Acta oto-laryngologica

authors： Liu YM,Li XD,Guo X,Liu B,Lin AH,Rao SQ

更新日期：2010-04-01 00:00:00

abstract：:The fear of destroying an anticipated growth centre has, with time, induced the postponement of nasal septal operations until adult age. Underdevelopment of the nose and middle face is otherwise believed to be the long-term result. In order to test this hypothesis, subepichondrial surgery was performed in growing dome...

journal_title：Acta oto-laryngologica

authors： Freng A,Haye R

更新日期：1985-09-01 00:00:00

abstract：:The correlation between allergen-induced specific and non-specific (histamine) nasal reactions was studied, especially as regards topical glucocorticosteroid effects on the non-specific reactions. Thirteen patients with strictly seasonal allergic rhinitis participated. A nasal challenge with histamine and three increa...

journal_title：Acta oto-laryngologica

authors： Andersson M,Andersson P,Pipkorn U

更新日期：1989-03-01 00:00:00

abstract：BACKGROUND:The association between type 2 diabetes mellitus (T2DM) and hearing loss has not been fully investigated and there is little information on the effects of pre-diabetes on alterations in auditory function in Chinese subjects. METHODS:The study recruited 51 patients with T2DM, 55 patients with pre-diabetes an...

journal_title：Acta oto-laryngologica

authors： Li J,Zhang Y,Fu X,Bi J,Li Y,Liu B,Zhang L

更新日期：2018-06-01 00:00:00

abstract：BACKGROUND:Laryngeal squamous cell carcinoma (LSCC) is rare in the young. OBJECTIVES:We characterized the clinical behavior of LSCC and assessed the presentation of second primary tumors (SPCs) in this patient population. MATERIALS AND METHODS:Data from the Finnish Cancer Registry (FCR) were used to identify an epide...

journal_title：Acta oto-laryngologica

authors： Silén S,Haapaniemi A,Dickinson A,Rönn K,Mäkitie A

更新日期：2019-01-01 00:00:00

abstract：:One hundred patients subjected to tonsillectomy because of recurrent acute tonsillitis or tonsillar hypertrophy were evaluated bacteriologically both with ordinary throat culturing and cultures from tonsillar cores. In 26% of the patients H. influenzae was isolated and in 20% beta-haemolytic group A streptococci. Grow...

journal_title：Acta oto-laryngologica

authors： Stjernquist-Desatnik A,Prellner K,Schalén C

更新日期：1990-03-01 00:00:00

abstract：:In precollicular decerebrate cats, activation of limb extensors during side-down roll tilt of the animal depends on both an increased discharge of excitatory vestibulospinal neurons and a reduced discharge of inhibitory medullary reticulospinal (mRS) neurons. These inhibitory neurons are tonically excited by a choline...

journal_title：Acta oto-laryngologica

authors： Pompeiano O,Stampacchia G,Horn E,d'Ascanio P

更新日期：1987-05-01 00:00:00

abstract：OBJECTIVE:We present for the first time evidence that vestibulopathy impairs coordination of the head with the body center of gravity (CG) during free speed gait over ground. Vestibulopathic individuals demonstrate uncoordinated movement and gait due, at least in part, to impaired head stability and visual fixation. Ve...

journal_title：Acta oto-laryngologica

authors： Patten C,Horak FB,Krebs DE

更新日期：2003-01-01 00:00:00

abstract：:Background: It is beneficial for CI patients listen to music. However it is necessary to take steps to improve the musicality of CI patients.Objectives: The aims of the study were to evaluate the primary musicality of children with cochlear implants versus those with normal hearing.Material and methods: Children parti...

journal_title：Acta oto-laryngologica

authors： Wang M,Xu T,Zhong Y,Zheng Y,Lv J,Luo J,Meng C,Guo Q,Gong S,Chen X

更新日期：2020-09-01 00:00:00

abstract：CONCLUSION:Our results demonstrate for the first time a potentially enhanced basal secretion of monocyte chemoattractant protein-1 (MCP-1) and interleukin (IL)-17A-stimulated secretion of IL-6 from nasal polyp fibroblasts, enhanced basal secretion of IL-6 from eosinophilic nasal polyp fibroblasts, and a remarkable up-r...

journal_title：Acta oto-laryngologica

authors： Homma H,Kamiya K,Kusunoki T,Ikeda K

更新日期：2013-10-01 00:00:00

abstract：:The ultrastructure of the geniculate ganglion was studied in the guinea pig and monkey. Two cytologically distinct colonies of ganglion cells were seen and identified as light and dark cells. All neurons were unmyelinated and most were unipolar, although a few bipolar cells were seen. The axons, upon leaving the cell ...

journal_title：Acta oto-laryngologica

authors： Kitamura K,Kimura RS,Schuknecht HF

更新日期：1982-01-01 00:00:00

abstract：CONCLUSIONS:Osteomas of the incus were found in surprisingly high numbers in ancient and modern populations. The coexistence of osteoma formation and unique vascularization on the medial surface of the incus alludes to a relationship between the two findings. OBJECTIVE:Osteomas involving the middle ear ossicles are ra...

journal_title：Acta oto-laryngologica

authors： Arensburg B,Belkin V,Wolf M

更新日期：2005-11-01 00:00:00

abstract：:Explants of basilar papillae from 6-7 days posthatch chicks were cultured in growth medium for a period of 1-8 days. Hair cells were counted following staining of stereocilia bundles with FITC-phalloidin, and the percentage of hair cell survival was determined by comparison to control (i.e. uncultured) specimens. Hair...

journal_title：Acta oto-laryngologica

authors： Frenz DA,Yoo H,Liu W

更新日期：1998-09-01 00:00:00

abstract：:The early development of human otoconial membranes was studied by scanning electron microscopy and X-ray microanalysis; 87 specimens, ranging from 7 to 12 weeks gestational age were examined. A few otoconia, which contained calcium, were present in the utricle by the end of the seventh week. By 8 weeks, both the saccu...

journal_title：Acta oto-laryngologica

authors： Wright CG,Hubbard DG

更新日期：1982-07-01 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：:Mononuclear host cells isolated from primary laryngeal carcinoma were assessed by means of indirect immunofluorescence with a panel of monoclonal antibodies against various lymphocyte subsets and macrophages. Tumours of various staging groups were examined in parallel with cells isolated from patient and donor periphe...

journal_title：Acta oto-laryngologica

authors： Zeromski J,Pietrzak J,Szmeja Z,Jezewska E,Górny MK,Kruk-Zagajewska A

更新日期：1988-01-01 00:00:00

abstract：:Six profoundly deaf patients were studied with mapping evoked potentials (MEP) using an acoustic signal passed through the vibrotactile prosthesis. This stimulus produced an activation of the central sulcus brain cortex. When the proSthesis was placed in the presenternal area it showed N1 P1 potentials with higher vol...

journal_title：Acta oto-laryngologica

authors： Suárez H,Cibils D,Caffa C,Silveira A,Basalo S,Svirsky M

更新日期：1997-03-01 00:00:00

abstract：:Observations of Hallpike (1967) suggested that the neural mechanism responsible for positional nystagmus of central type, the direction-changing type of Nylén, was dependent upon derangement of compensatory eye reflexes subserved by neck proprioceptors and/or otolith organs in the presence of damage to the medial vest...

journal_title：Acta oto-laryngologica

authors： Dix MR

更新日期：1983-05-01 00:00:00

abstract：:Background: Recurrent respiratory papillomatosis (RRP) remains a challenging and frustrating disease to treat.Objective: To explore the efficacy of microsurgery in combined with Topical-PDT in treating recurrent respiratory papillomatosis.Materials and methods: Fifty patients with RRP were treated with microsurgery in...

journal_title：Acta oto-laryngologica

authors： Yang S,Zhou C,Sun B,Wang F,Han Z,Zhang H,Han J,Shen Y,Zhang J

更新日期：2019-12-01 00:00:00

abstract：CONCLUSION:Our results suggest that patients with migraine or tension-type headache have subclinical deviations of the subjective visual vertical, which may be associated with their subjective imbalance. OBJECTIVES:Patients affected by migraine or tension-type headache often complain of unsteadiness. However, they rar...

journal_title：Acta oto-laryngologica

authors： Asai M,Aoki M,Hayashi H,Yamada N,Mizuta K,Ito Y

更新日期：2009-01-01 00:00:00

abstract：:Background: It has been reported that head-up sleep (HUS) prevents free-floating otoliths from entering canals and that vertical recognition training (VRT) promotes vestibular compensation.Aims/objectives: We would like to assess HUS and VRT for intractable motion-evoked dizziness, including possible benign paroxysmal...

journal_title：Acta oto-laryngologica

authors： Kitahara T,Horinaka A,Shiozaki T,Ito T,Wada Y,Yamanaka T,Nario K

更新日期：2020-06-01 00:00:00

abstract：:Cells can die by two distinct pathways: apoptosis and necrosis. To explore whether intense noise can induce hair cell (HC) death via the apoptotic pathway, we systematically examined morphological changes in guinea pig cochlear HC nuclei stained with Hoechst 33342, a fluorescent dye specifically labelling the nuclear ...

journal_title：Acta oto-laryngologica

authors： Hu BH,Guo W,Wang PY,Henderson D,Jiang SC

更新日期：2000-01-01 00:00:00

abstract：:The expression of the intermediate filament subclasses cytokeratins (CKs), vimentin, and neurofilament triplet proteins (NFs) was analysed in the embryonic inner ear of the CBA/CBA mouse, in vivo and in vitro, using well-defined monoclonal antibodies. Some of the cultured inner ears were exposed to 1-10 micrograms/ml ...

journal_title：Acta oto-laryngologica

authors： Berggren D,Anniko M,Thornell LE,Ramaekers FC,Virtanen I

更新日期：1990-01-01 00:00:00

abstract：:The production of middle ear effusion by mechanical stimulation was studied in sympathectomized and vagotomized animals. Mechanical stimulation was obtained by a 14 degree C airstream in the external auditory canal. In sympathectomized animals this procedure caused effusion production and vasoconstriction of pars flac...

journal_title：Acta oto-laryngologica

authors： Goldie P,Hellström S

更新日期：1988-07-01 00:00:00