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Cochlear hydrops

The condition can be referred to as cochlear or endolymphatic hydrops and is diagnosed as either primary or secondary. Primary hydrops is an idiopathic condition, meaning the cause of it is unknown and happens for no apparent reason Cochlear hydrops (or cochlear Meniere's or cochlear endolymphatic hydrops) is a condition of the inner ear involving a pathological increase of fluid affecting the cochlea. This results in swelling that can lead to hearing loss or changes in hearing perception. It is a form of endolymphatic hydrops and related to Meniere's disease Eustachian tube dysfunction, fluid collection in the middle ear, and sensorineural hearing lossare THE most common causes of ear fullness or clogged sensation in the ear. HOWEVER, in rare situations, each of these more common causes of ear fullness ends up being not the true problem. Rather, it is a rare condition called Cochlear Hydrops Cochlear hydrops is a condition of the inner ear. Some medical experts believe it may be a form of Meniere's disease, or perhaps an early stage of the disease, that will eventually develop to encompass all the symptoms of the true condition What is cochlear hydrops? An atypical presentation of Meniere's Disease is known as cochlear hydrops. Symptoms include, fluctuating hearing loss and ringing (tinnitus) without spinning (vertigo). Common symptoms reported by people with cochlear hydrops

CHAMP - Cochlear Hydrops Analysis Masking Procedure

Endolymphatic hydrops is a disorder of the inner ear and can affect the endolymphatic fluid of the cochlea, the vestibular apparatus, or both. Unlike Primary Endolymphatic Hydrops, Secondary Endolymphatic Hydrops (SEH) appears to occur in response to an event or underlying condition such as head trauma or ear surgery Cochlear Hydrops (as I understand it) is the same as Meniere's disease but without vertigo. My dad does not have vertigo. Just the fullness in the ears, pitch issues, hearing loss and a sound of whooshing and whirring all the time. Good Question x did not have cochlear hydrops and that it might be a small piece of plague in one of the small arteries within the inner ear, but admitted nothing was seen on the MRI. I saw yet a third ENT doctor. I described a new symptom which could only be described as having my ear injected with lidocaine an Endolymphatic hydrops is a disorder of the vestibular system, which is part of the inner ear. Endolymphatic hydrops consists of abnormal fluctuations in the endolymph fluid, which fills the hearing and balance structures of the inner ear. These fluctuations cause an increase in pressure in the endolymphatic system of the inner ear

cochlear hydrops diet A 51-year-old male asked: i've had a diagnosis of cochlear hydrops for last 4 years. it's a less robust variant of menier's disease. i've not lost any hearing. Dr. Bennett Werner answere This fluctuation is thought to cause the symptoms of endolymphatic hydrops or Ménière's disease: pressure or fullness in the ears, tinnitus (ringing in the ears), hearing loss, dizziness, and imbalance. Thus, for people with Ménière's disease or secondary endolymphatic hydrops, maintaining fluid/blood stability is important Cochlear Hydrops. COCHLEAR HYDROPS O. ERIK HALLBERG, M.D.* Cochlear hydrops is an acoustic disturbance that causes end- organ deafness without vertigo. This condition also has been diagnosed as Meniere’s disease without vertigo, endolymphatic hydrops without vertigo, and sudden deafness of end-organ type. Wright1 was one of the first to. Hydrops is more common. A Meniere's diagnosis requires the presence of fullness, tinnitus, hearing loss, and vertigo. And the symptoms occur in episodic fashion and are severe and (deafness and balance loss) progress over time. By contrast, non-Meniere's hydrops (secondary hydrops) tends to be milder and may not progress at all

Endolymphatic and Cochlear Hydrops - Ear & Sinus Institut

Current recommendations for cochlear hydrops treatment include systemic glucocorticoids and diuretics. Cochlear cells express dopamine receptors, although their role is unknown in the pathophysiology of cochlear hydrops endolymphatic hydrops of the pars inferior, namely the saccule and the cochlear duct or the scala media, and loudness intolerance (recruitment). Symptoms that derive from the posterior labyrinth include, of course, episodic vertigo or other forms of vestibular upset. Also as we have described in the past, motion or positiona Abstract:Ménière's syndrome is an idiopathic disorder of the cochlea and labyrinth. It iscaused by endolymphatic hydrops and is a relatively frequent, lifelong disorder affecting pa-tients' quality of life and work performance. This article presents our clinical experience withthe medical treatment of this disease. Patients were treated with a blend of drugs according totheir condition (stage of illness and presence of associated diseases) https://www.FauquierENT.net - Video explaining what/why cochlear hydrops occurs causing symptoms of ear fullness and tinnitus (but no dizziness). Should dizz..

level 1. TayDelanie. 5 days ago. My ENT suspects I have cochlear hydrops (or cochlear menieres). I've had 5 drops in hearing within 2 months. When my hearing returns I feel disequilibrium, like I'm walking on a boat, but not rotational vertigo. My drops have lasted from a few hours to 9 days Katherine MacAulay Endolymphatic hydrops is one of several disorders that can affect the inner ear's vestibular system, which is the system responsible for regulating balance Hi. I was diagnosed with cochlear hydrops in May this year. Started with distorted hearing and intense fullness 12 months prior. Just recently my symptoms got worse and I now have a mild to moderate LF fluctuating hearing loss and tinnitus in this ear. No vertigo Endolymphatic hydrops is a disorder of the inner ear. It consists of an excessive build-up of the endolymph fluid, which fills the hearing and balance structures of the inner ear. Endolymph fluid, which is partly regulated by the endolymph sac, flows through the inner ear and is critical to the function of all sensory cells in the inner ear Endolymphatic hydrops is a disorder of the vestibular system in the inner ear. It is thought to stem from abnormal fluctuations in the fluid called endolymph which fills the hearing and balance structures of the inner ear. This condition results in a distended endolymphatic space and is referred to as endolymphatic hydrops

Cochlear hydrops, possible autoimmune inner ear disease. Sorry about the wall of text. I've been stalking this sub for a while, and have finally worked up the nerve to post. I've been dealing with fluctuating hearing loss, ringing, and pressure for about 6 months, mostly in my left ear, that responds very well to oral steroids It is felt by most investigators that cochlear hydrops is an early form of Meniere's disease, and over a long period of time these individuals may develop vertigo as a complaint. The purpose of this paper is to discuss this interesting form of Meniere's disease in detail concerning etiology, physiology, diagnosis, and treatment In cochlear hydrops, the scala media is enlarged, potentially obliterating the scala vestibuli. In vestibular hydrops, the size of the saccule becomes equal to or larger than that of the utricle; as hydrops progresses, the saccule and utricle become larger and confluent until complete obliteration of the vestibule's perilymphatic space An increase of K + concentration in the ST was confirmed to produce not only cochlear disorders but also vestibular disorders. These experimental results support Horner's hypotheses to explain low tone deafness in MD by high K + in the ST due to the over-development of hydrops [].Glycerol-induced hearing improvement can be also explained by the change of K + concentration in the ST

Hydrops means that the pressure in the inner ear is elevated. Dogma states that all persons with Meniere's disease have hydrops. Actually this is a bit implausible as one would imagine that one could meet the criteria for Meniere's disease rather simply by combining a preexisting hearing loss (say from an inner ear infection), with appropriate symptoms The disease can be classified into several stages of progression. Early stages involve cochlear hydrops, which proceeds to affect the vestibular system. Ménière disease is most bothersome during. Endolymphatic hydrops - caused by fluid imbalance. A fluid called endolymph in the middle ear is maintained at a constant volume and pressure. Loss of this fluid also causes ear fullness. A primary condition of endolymphatic hydrops is called Meniere's disease. The causes for Meniere's disease are unknown Endolymphatic hydrops: mechanical causes of hearing loss. Tonndorf J. An explanation for the mechanical origin of the hearing loss in endolymphatic hydrops is presented that is based on studies in mechanical cochlear models. An elastic bias of the basilar membrane and/or a mass loading of the cochlear duct account for the low-frequency hearing. Join Date: Jan 2013. Posts: 3. Re: Prednisone works for Cochlear Hydrops. Rightwingfulbac- sorry for your severe vertigo. I had one episode of this when the ENT did the first intra-tympanic injection, and so I do understand your distress with this. The 2 other injections went more smoothly with only mild vertigo

Cochlear hydrops - Wikipedi

  1. RESULTS: Of 53 patients, we identified endolymphatic hydrops in 90% on the clinically affected and in 22% on the clinically silent side. Interobserver agreement on detection and grading of endolymphatic hydrops was 0.97 for cochlear and 0.94 for vestibular hydrops. The average MR imaging grade of endolymphatic hydrops was 1.27 ± 0.66 for 55 clinically affected and 0.65 ± 0.58 for 10.
  2. Endolymphatic hydrops (EN-doe-lim-FAT-ick HI-drops) is a build-up of fluid in the inner ear. This can cause vertigo, hearing loss, tinnitus and feelings of ear blockage or fullness. Primary endolymphatic hydrops happens on its own, without an underlying cause. This is a theory for why Ménière's disease develops
  3. Not many conditions fluctuate without accompanying vertigo, except cochlear hydrops and AIED.So if they are not responding to the treatment for hydrops-that is, diuretics and salt-restrictive diet-then a trial of high-dose steroids would be a strong option
  4. Ménière disease (or idiopathic endolymphatic hydrops) is an inner ear disorder and as such can affect balance and hearing. Clinical presentation One or both ears can be affected. The chief symptoms are: vertigo (often attacks which can be inca..
  5. Cochlear hydrops grade 2 according to the Baráth classification. Grade I cochlear hydrops is defined as a mild dilation of the non-enhancing cochlear duct into the scala vestibuli with partial obstruction of the scala vestibuli (Figure 1b)

My Ears Feels Clogged and Full (Cochlear Hydrops

What is Cochlear Hydrops? (with pictures

  1. g that Menière's disease can be treated by betahistine through increasing cochlear perfusion and thereby reducing a causative endolymphatic hydrops, we conclude that either high doses of up to 160 mg tid or more frequent ad
  2. This process is called endolymphatic hydrops, meaning too much endolymph. Only the classic symptom complex described by Meniere himself should be referred to as Meniere's disease, whereas all the other forms are more properly termed hydrops, or endolymphatic hydrops
  3. endolymphatic hydrops pronunciation - How to properly say endolymphatic hydrops. Listen to the audio pronunciation in several English accents
  4. ed with the audiometer than on the air conduction curve.Use of..
  5. Endolymphatic hydrops causes fluid pressure accumulation within the inner ear, which causes temporary malfunction and misfiring of the vestibular nerve. These abnormal signals cause vertigo. Destruction of the inner ear, the vestibular nerve, or both prevents these abnormal signals from reaching the brain
  6. This is close to what I hear after suddenly losing my hearing in my left ear due to some unknown cause. The diagnosis is Endolymphatic Hydrops or Cochlear..
  7. A procedure for diagnosing cochlear hydrops is based, in part, on an analysis of the patient's auditory brainstem response (ABR) to stimuli. The patient's ABR to a broadband click stimulus is recorded. A plurality of masked ABR's are also recorded, wherein the stimulus is masked by high-pass noise with a plurality of high-pass cut-off frequencies

Cochlear hydrops symptoms, treatments & forums

Endolymphatic hydrops represents a pathologic anatomic finding in which the structures bounding the endolymphatic space are distended by an enlargement of endolymphatic volume. This finding was initially reported in patients with Meniere's disease by Hallpike and Cairns and Yamakawa. In the cochlea, endolymphatic hydrops is typically seen as. Mild endolymphatic hydrops in the right cochlea and marked endolymphatic hydrops in the left vestibulum were seen by MRI 4 hours after an intravenous gadolinium injection. The authors concluded that this was the first reported case of a patient with the SLC26A4 gene mutation c.1105A > G (p.K369E) who had low-frequency SNHL Background: Endolymphatic hydrops (EH) is the histopathological hallmark of Ménière's disease (MD) and has been found by in vivo magnetic resonance imaging (MRI) in patients with several inner ear syndromes without definite MD criteria. The incidence and relevance of this finding is under debate.Purpose: The purpose of the study is to evaluate the prevalence and characteristics of EH and.

Secondary Endolymphatic Hydrops (SEH) - VeD

Endolymphatic hydrops definition at Dictionary.com, a free online dictionary with pronunciation, synonyms and translation. Look it up now Ménière disease is a disorder of the inner ear that is also known as idiopathic endolymphatic hydrops. Endolymphatic hydrops refers to a condition of increased hydraulic pressure within the inner ear endolymphatic system Delayed endolymphatic hydrops is a disease entity that can be differentiated from Meniere's disease. Typically it occurs in patients who have sustained a profound hearing loss in one ear, usually from infection or trauma, and then after a prolonged period of time develop either episodic vertigo from the same ear (ipsilateral delayed endolymphatic hydrops) or fluctuating hearing loss, also. Endolymphatic hydrops (EH) is a condition characterized by distention of the structures filled with endolymph. The cochlear duct, saccule, utricle or ampullae contain endolymph, and a change in volume of these structures is tightly correlated with the symptoms of Meniere's disease (MD) observed on temporal bone analysis [1, 2].With the three-stage grading system suggested by Nakashima et al.

Endolymphatic hydrops associated with symptomatic Ménière's disease was found to affect all parts of the labyrinth, including the cochlear duct, saccule, utricle, crus commune, ampullae and semicircular canals What is Menière's disease? A contemporary re-evaluation of endolymphatic hydrops. J Neurol. 2016 Apr. 263 Suppl 1:S71-81. . Sajjadi H, Paparella MM. Meniere's disease. Lancet.

Cochlear Hydrops — Need Relief Tinnitus Talk Support Foru

Objective . This study aimed at describing the mechanism of hearing loss in low frequency and the different dynamic behavior of the umbo, the stapes head, and the round window membrane (RWM) between normal guinea pigs and those with endolymphatic hydrops (EH), using a laser Doppler vibrometer (LDV). Methods . Cochlear sections were stained with hematoxylin and eosin (HE) to evaluate the. The most well-known pathology arising from dysfunction of the ES is endolymphatic hydrops, characterized by an enlarged endolymphatic space due to the accumulation of excessive endolymphatic fluid. Although, molecular identities and functional evidence for the roles were identified in animal studies, basic studies of the human ES are relatively. The medical name for this condition is endolymphatic hydrops. The classic theory is that during a Meniere's spell, the delicate membranes within the inner ear (cochlea) rupture. The mixing of inner ear fluids results in a sudden electrical discharge within the cochlea due to fluids with different electrolyte concentrations mixing together Define endolymphatic hydrops. endolymphatic hydrops synonyms, endolymphatic hydrops pronunciation, endolymphatic hydrops translation, English dictionary definition of endolymphatic hydrops. n. A pathological condition of the inner ear characterized by dizziness, ringing in the ears, and progressive loss of hearing

Does this really sound like cochlear hydrops? - Ear, Nose

  1. Endolymphatic hydrops refers to the over‐accumulation of endolymph, pressing upon the perilymphatic space resulting in the characteristic symptom triad. The exact mechanism of this hydrops is unknown and can range from over‐production, decreased absorption, to mechanical obstruction. If the cause of the distension or hydrops is unknown, the.
  2. Definition (MEDLINEPLUS) Meniere's disease is a disorder of the inner ear. It can cause severe dizziness, a roaring sound in your ears called tinnitus, hearing loss that comes and goes and the feeling of ear pressure or pain. It usually affects just one ear. It is a common cause of hearing loss
  3. Secondary Endolymphatic Hydrops, SEH, is a vestibular system disorder caused by endolymphatic response to an underlying condition (1). In a normal ear, the fluid in your ear is maintained at a homeostatic level to help your balance, hearing, and spatial orientation Ménière's disease (MD) is a labyrinthine condition that causes attacks of.
  4. title = Hydrops-induced changes in cochlear blood flow, abstract = Laser Doppler flowmetry was used to assess cochlear blood flow (CBF) in the hydropic ear in four experiments. 1) The increase in CBF elicited by local electrical stimulation of the cochlea in the hydropic ear was compared to that observed in normal controls

Cochlear Hydrops. 10 months ago I woke up one Saturday morning with a very loud roaring sound in my left ear. It was so loud, concentrating on anything else was difficult. It was very scary to say the least. After a sleepless night, I went to see an ENT who gave me a high powered antibiotic and a large serving of prednisone - starting with 60mg. These are termed cochlear hydrops and vestibular hydrops respectively. What Causes an Attack to Occur? There are some known triggers of a Meniere's attack, which include, high salt foods, too much caffeine, drinking alcohol, and stress. While the triggers differ between patients, the above 4 triggers are found most commonly.. The answer is no, cochlear hydrops also known as Meniere's disease is a seperate diagnosis and not related to Sjogrens. However, with Sjogrens being an autoimmune disease the folowing is usually true, once you get one autoimmune others can follow Cochlear Endolymphatic Hydrops Support (non-Meniere's) has 297 members. A support group for people who have symptoms similar to Meniere's Disease, but without the classic vertigo or dizziness, which may be known by many different names. Cochlear Endolymphatic Hydrops is the working diagnosis my doctor gave to me, which I think covers the gamut Endolymphatic hydrops and Meniere's disease are disorders of the inner ear. Although the cause is unknown, it probably results from an abnormality of the fluids of the inner ear. In most cases, only one ear is involved but both ears may be affected in up to 20% of patients

Ear Disorders * Endolymphatic Hydrops * California Ear

Conversely, inducing endolymphatic hydrops in control mice by lowering perilymph osmolality caused cochlear synaptopathy that was glutamate-dependent, but did not cause hair cell loss. Thus, endolymphatic hydrops is a surrogate marker for synaptic bouton swelling after hair cells release excitotoxic levels of glutamate Endolymphatic hydrops has long been held to be the pathologic basis for Meniere's disease. Endolymph, the potassium-enriched fluid in the inner ear, may be either excessively synthesized or inadequately resorbed, resulting in expansion of the endolymphatic space. Surgical ablation of the endolymphatic sac in experimental animals has reproduced the histopathologic finding of endolymphatic. Endolymphatic Hydrops Without Ménière's Syndrome. Hydrops, Ménière's disease, Hearing loss Search for Similar Articles You may search for similar articles that contain these same keywords or you may modify the keyword list to augment your search. Related Links. Average hearing thresholds in air- and bone-conduction testing at all frequencies, and the average ABG at 250 Hz, were significantly higher in the adjacent EH group than in the nonadjacent group. Clinical diagnosis and symptoms for 41 adjacent ears: MD = 27; delayed endolymphatic hydrops (DEH) = two; fluctuating hearing loss = six; acute. Delayed endolymphatic hydrops is a disease entity that can be differentiated from Meniere's disease. Typically it occurs in patients who have sustained a profound hearing loss in one ear, usually from infection or trauma, and then after a prolonged period of time develop either episodic vertigo from the same ear (ipsilateral delayed.

In this study, we evaluated the clinical diagnostic value of vestibular evoked myogenic potentials (VEMPs) for endolymphatic hydrops (EH) by systematic review and Meta-analysis. The pooled. The present study was to investigate the dynamics of endolymphatic hydrops (EH) and hearing function, and explore whether the hearing loss is caused by EH alone and whether the hearing function can be modulated by changes in the EH. The extent of EH visualized by gadolinium (Gd)-enhanced inner ear magnetic resonance imaging, hearing thresholds and the summating potential/action potential ratio. As with cochlear hydrops, treatment for subclinical cochlear hydrops is usually medical. Patients are often prescribed diuretics, vasodilators (betahistine), and diet modification (reduction in salt intake). Another option for the acute presentation is a course of oral steroids: prednisone 60 mg daily for 2 weeks followed by a tapered dose.. The maximum hydrops' volumes for the vestibule and semicircular canals of the inner ear were estimated as the maximum inner ear fluid's volume of each part. However, in the cochlea, the endolymphatic hydrops seldom herniated into the scala tympani due to the bony spiral plate according to the images previously published (12, 22, 23)

cochlear hydrops diet Answers from Doctors HealthTa

Meniere disease (idiopathic endolymphatic hydrops) is an inner ear disorder with symptoms that include vertigo, tinnitus, hearing loss, and the sensation of ear fullness. Treatment for Meniere disease include diuretics, anti-vertigo, anti-nausea, and low salt diets. Surgery may be recommended if the vertigo cannot be controlled with medication Endolymphatic hydrops images were evaluated as previously described. 2 In brief, an image was created by multiplying the results of magnetic resonance cisternography and HYDROPS imaging (ie, a HYDROPS-Mi2 image) using the Digital Imaging and Communications in Medicine viewing program (OsiriX, version 9.5; Pixmeo). 5,15 The regions of interest. This is the American ICD-10-CM version of H81.09 - other international versions of ICD-10 H81.09 may differ. A disease of the inner ear (labyrinth) that is characterized by fluctuating sensorineural hearing loss; tinnitus; episodic vertigo; and aural fullness. It is the most common form of endolymphatic hydrops Background: Secondary endolymphatic hydrops is a pathologic finding of the inner ear resulting in episodic vertigo and intermittent hearing loss. It is a finding for which extensive research is being performed. Methods: A review of the most recent literature on secondary endolymphatic hydrops was performed using PubMed literature search

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endolymphatic hydrops. Frequent questions. Medical Information Search. Symptoms 7. If the inner ear is damaged by disease or injury, the volume and composition of the endolymph fluid can change, causing the symptoms of endolymphatic hydrops.(wikipedia.org)The symptoms of endolymphatic hydrops include the feeling of pressure or fullness in the ears, hearing loss, tinnitus (ringing in the ears. endolymphatic hydrops: dilatation of the membranous labrinth of the inner ear, thought to be due to impaired absorption of endolymph in the endolymphatic sac. It is the pathologic finding in Ménière disease. See: Ménière disease Endolymphatic hydrops is an enlargement of scala media that is most often associated with Meniere's disease, though the pathophysiologic mechanism(s) remain unclear. In order to adequately study the attributes of endolymphatic hydrops, such as the origins of low-frequency hearing loss, a reliable model is needed Sudden hearing loss (SHL) is a striking hearing loss which occurs over a short period of time, generally less than 72 hours. People who experience Sudden Hearing Loss are often treated with systemic steroids, which are taken orally. Treatment must carry out immediately within 2 to 4 weeks to avoid hearing impairment permanently Enlarged vestibular aqueduct (EVA) syndrome is a common congenital inner ear malformation characterized by a vestibular aqueduct with a diameter larger than 1.5 mm, mixed or sensorineural hearing loss that ranges from mild to profound, and vestibular disorders that may be present with a range from mild imbalance to episodic objective vertigo

Cochlear Hydrops - ScienceDirec

Luetic endolymphatic hydrops (LEH) is an effectively treatable disorder that requires astute clinical judgment to suspect, confirm, and treat. We provide a review of the literature as well as recommendations regarding the clinical management of LEH with discussion of several illustrative cases Dedicated brain and inner ear Magnetic Resonance Imaging, including a post-contrast 4 hours delayed FLAIR sequence, revealed typical signs of spontaneous intracranial hypotension associated with endolymphatic hydrops involving the left saccule and cochlea Detection of endolymphatic hydrops is important for diagnosing Meniere's disease, and can be performed non-invasively using optical coherence tomography (OCT) in animal models as well as potentially in the clinic. Here, we developed ELHnet, a convolutional neural network to classify endolymphatic hydrops in a mouse model using learned features from OCT images of mice cochleae

Cochlear hydrops?? - Tinnitus Support Message Boar

Remission of Recurrent Cochlear Hydrops Associated With

  1. Delayed endolymphatic hydrops (DEH) differs from Meniere's disease in that it occurs in pre-existing ear pathology in patients who have a profound unilateral or total deafness that was caused by infection, trauma, or unknown causes during childhood or adulthood. We performed a retrospective review of 160 patients with ipsilateral, contralateral.
  2. The p-ADH level was significantly elevated in patients with Meniere's disease and others with endolymphatic hydrops, e.g. cochlear Meniere's disease or delayed hydrops. By contrast, the p-ADH level was not so high in cases without the endolymphatic hydrops. The increase in the p-ADH level was closely linked to vertigo attacks, the glycerol test.
  3. Synonyms for endolymphatic hydrops in Free Thesaurus. Antonyms for endolymphatic hydrops. 3 synonyms for hydrops: dropsy, edema, oedema. What are synonyms for endolymphatic hydrops

  1. e levels could cause the over-production of the endolymph, resulting in the development of endolymphatic hydrops. INTRODUCTION Allergy-induced endolymphatic hydrops was first reported by Naito T in 1952 [1]
  2. Cochlear Hydrops - YouTub
  3. Cochlear Hydrops : Meniere
  4. How To Treat Endolymphatic Hydrops - HealthPrep
Analysis of different grading scales in MRI evaluation ofSLC26A4 mutation testing for hearing loss associated withAuditory assess 200003HDI HealthScapes(TM)Inner Ear Dysfunction Due to Vertebrobasilar Ischemic StrokeDifferential diagnosis between Menière's disease andMagnetic Resonance Imaging Of Inner Ear