• Title/Summary/Keyword: Endolymphatic hydrops

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Korean Medicinal Review of the Latest Research Trend on Pathology of Meniere's Disease (메니에르 병의 병리기전에 대한 최신 연구 동향과 한의학적 고찰)

  • Jung, Hye-Jin;Ko, Woo-Shin;Yoon, Hwa-Jung
    • The Journal of Korean Medicine Ophthalmology and Otolaryngology and Dermatology
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    • v.30 no.3
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    • pp.103-118
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    • 2017
  • Objectives : The purpose of this study is to analyze recent research trend on pathology of Meniere's Disease and review the results in Korean Medicine. Methods : We searched MEDLINE on the title "Meniere's Disease" and "pathology" in recent 5 years and searched OASIS with KISS on the title "Meniere's Disease". Results : We found 21 studies on MEDLINE, 9 studies on OASIS and KISS about Meniere's Disease. The results are as follow. 1. In western medicine, the pathology of Meniere's disease is supposed to be related with endolymphatic hydrops and autoimmunity. The causes of endolymphatic hydrops are studied in various viewpoints such as disorder of endolymph drainage and homeostasis abnormality of endolymph. And autoimmunity is assumed to be associated with genetic factor. 2. In Korean medicine, Meniere's disease were mainly treated with acupuncture and hebal medicine. Conclusions : Korean medicinal approaches on pathology of Meneire's disease can be significant in view of endolymphatic hydrops. And on the basis of those outcomes, much more studies have to be researched for Korean medicinal treatment of Meneire's disease.

Experimental Animal Models for Meniere's Disease: A Mini-Review

  • Seo, Young Joon;Brown, Daniel
    • Korean Journal of Audiology
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    • v.24 no.2
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    • pp.53-60
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    • 2020
  • Several novel animal models that represent the pathophysiological process of endolymphatic hydrops (ELH) of Meniere's disease (MD) have been developed. Animal models are important to identify and characterize the pathophysiology of ELH and to corroborate molecular and genetic findings in humans. This review of the current animal models will be useful in understanding the pathophysiology of and developing proper treatments for MD. Surgical animal models will be replaced by medication-induced animal models. Study models previously developed in guinea pigs will be developed in several smaller animals for ease of conducting molecular analysis. In this review, we provided updated resources including our previous studies regarding the current and desirable animal models for MD.

Experimental Animal Models for Meniere's Disease: A Mini-Review

  • Seo, Young Joon;Brown, Daniel
    • Journal of Audiology & Otology
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    • v.24 no.2
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    • pp.53-60
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    • 2020
  • Several novel animal models that represent the pathophysiological process of endolymphatic hydrops (ELH) of Meniere's disease (MD) have been developed. Animal models are important to identify and characterize the pathophysiology of ELH and to corroborate molecular and genetic findings in humans. This review of the current animal models will be useful in understanding the pathophysiology of and developing proper treatments for MD. Surgical animal models will be replaced by medication-induced animal models. Study models previously developed in guinea pigs will be developed in several smaller animals for ease of conducting molecular analysis. In this review, we provided updated resources including our previous studies regarding the current and desirable animal models for MD.

A Clinical Report on Episodic Vertigo with Meniere's Disease Treated by Saam Acupuncture Sojangjungkyuk (사암침 소장정격을 이용한 Meniere's disease의 발작성 현훈 치험 1례)

  • Oh, Ki-Chul
    • The Journal of the Society of Korean Medicine Diagnostics
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    • v.16 no.1
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    • pp.35-44
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    • 2012
  • Objectives The purpose of this study is to report the effect of oriental demonstration treatment for episodic vertigo of Meniere's disease. Meniere's Disease characterized by recurrent prostrating episodic vertigo, nausea, vomiting, sensory hearing loss, tinnitus, and a feeling of fullness in the ear associated with generalized dilation of the membranous labyrinth (endolymphatic hydrops). The cause of Meniere's disease is unknown, and the pathophysiology is poorly understood. Methods We experienced one case of Meniere's disease treated with Asian medical treatment, acupuncture and herbal medication. 64-year-old female patient was diagnosed with Meniere's disease by western medical doctor. Methods: Saam acupuncture Sojangjungkyuk applied to the patient. Results After treatment her episodic vertigo, nausea, vomiting and endolymphatic hydrops were decreased but the level of tinnitus it was not improved as much as other symptoms. Conclusions Saam Acupuncture of Asian medical treatment could be safe and effective.

Enhancement Characteristics of Gadolinium Contrast Agent in the Rat Inner Ear Perilymph through CSF microcirculation (뇌척수액 미세순환을 통한 래트 내이 외림프의 가돌리늄 조영제 증강 특성)

  • Kim, Min Jung;Lee, Sang-Yeol;Lee, Hui Joong;Lee, Taekwan;Chang, Yongmin
    • Journal of Biomedical Engineering Research
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    • v.43 no.4
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    • pp.193-198
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    • 2022
  • Contrast enhanced magnetic resonance imaging using gadolinium-based contrast agent (GBCA) is a very useful in vivo technique to visualize the inner ear pathology including endolymphatic hydrops. Although systemic intravenous (IV) administration can visualize the perilymph space, the visualization was possible by indirect passage of contrast agent through blood-perilymph barrier. All animal experimental procedures were performed under anesthesia with 5% isoflurane. Lipopolysaccharide (LPS) was instilled into the left tympanic cavity through the tympanic membrane using a sterile 27gauge needle to induce hydrops model. Tucker-Davis Technologies system was used to measure Auditory Brainstem Responses (ABRs). For intracerebroven-tricular (ICV) administration, 25 µmol of GADOVIST (Bayer, Berlin, Germany) was used and diluted GADOVIST injection was 10 µl. MR imaging was acquired with a 9.4 Tesla MRI scanner. Transmit-receive volume coil with 40 mm inner diameter and 75 mm out diameter was used. ICV administration well demonstrated the strong enhancement along the cerebrospinal fluid (CSF) microcirculation pathway including CSF fluid in the subarachnoid space and CSF space of the inner ear structures. On the other hand, IV administration showed no contrast enhancement along the CSF microcirculation pathway and showed weak enhancement in the inner ear structures. In case of rat hydrops model, ICV administration showed that the reduced contrast enhancement in the perilymph space of the hydrops induced inner ear compared to the contrast enhancement in the perilymph space of the normal inner ear. New systemic ICV administration method provide contrast enhancement of GBCA in the inner ear through CSF microcirculation pathway.

Clinical Reports of the Meniere's Disease in the Diagnosis of Deficiency-Excess (메니에르 병 환자의 허실별(虛實別) 치험례)

  • Jang, Soo-Young;Shin, Hyeon-Cheol
    • The Journal of Internal Korean Medicine
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    • v.32 no.1
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    • pp.121-128
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    • 2011
  • Meniere's disease is an idiopathic syndrome of endolymphatic hydrops characterized by episodic vertigo, tinnitus, fluctuating hearing loss and ear fullness. The etiology and pathophysiology of the disease is still disputed. As yet, no treatment has conclusively modified the clinical course of the condition and thereby prevented the associated progressive hearing loss. We observed two cases of Meniere's disease treated with oriental herbal medication by the diagnosis of Deficiency-Excess. One patient had taken BangHyunOnDam-tang, and the other had taken ChungGanESa-tang. After treatment, vertigo attacks were controlled in both. Tinnitus and hearing loss were improved in one patient and unchanged in the other. Therefore, we believe that oriental herbal treatment may be a therapeutic modality that is effective in controlling Meniere's disease.

Comparison of treatment options in meniere's disease

  • Eshita, Ishrat Rafique
    • The Korean Journal of Food & Health Convergence
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    • v.5 no.5
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    • pp.27-31
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    • 2019
  • Meniere's disease (MD) is a disease that affects the inner ear. It is formed as a result of endolymphatic hydrops. Hearing loss and vertigo are important in the diagnosis of MD. There is fluctuating and progressive hearing loss. Vertigo attacks cause severe dizziness in the patient. There are many treatment options in MD. These are hearing aid, diet, medication and surgery. In this study, we will discuss the advantages and disadvantages of the different treatment options. Treatment options have been compared to find out what the appropriate treatment is. Another concern is the importance of surgery in MD. This study is combination of qualitative and quantitative studies. Much focus will be on vertigo, and appropriate treatment options of MD will be mentioned also the importance of surgery. The main question in this study is the necessity of surgery. Surgical procedures are the most doubtful treatment option because of their indications and contraindications. In this study, it has been noticed that surgical operation should be delayed as much as possible. Priority is to try other treatment options. Surgery can be considered as a last resort. When we look at the operations performed, operations are mostly done in advanced Meniere cases.

One Case of Meniere's Disease (메니에르병 치험 1례)

  • Lee, Seung-Yeop;Kim, Mi-Young;Kim, Young-Jee;Choi, Won-Woo;Min, In-Kyu;Park, Joo-Young;Jung, Woo-Sang;Moon, Sang-Kwan;Cho, Ki-Ho;Kim, Young-Suk
    • The Journal of the Society of Stroke on Korean Medicine
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    • v.9 no.1
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    • pp.40-45
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    • 2008
  • Meniere's disease is characterized by intermittent episodes of vertigo lasting from minutes to hours, with fluctuating hearing loss, tinnitus, and aural pressure. The primary histopathological correlate is endolymphatic hydrops, but its etiology is still disputed. Several medical therapies have been offered to patients with this disease since 1961 that the first report had been given by Prosper Meniere. Some will be helpful for relieving the symptoms but there is still no absolutely effective treatment to cure the disease. One male patient with Meniere's disease was hospitalized in Kyung-Hee medical center, and we treated him with oriental medical therapies. The treatment was effective to relieve his symptoms, and they had been successfully controlled until he was discharged from hospital. The result suggests that the oriental medical therapy is safe and helpful to patients with Meniere's disease, so we reported this case.

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A Case of Chronic Meniere's Disease Improved by Korean Medicine Treatment Including Pharmacoacupuncture of Cervical and Temporomandibular Area - A Case Report (경추부 및 하악부 약침 치료를 포함한 한의복합치료로 호전된 만성 메니에르병 환자 1례 - 증례 보고)

  • Dong-Joo Kim;Kyeong-Hwa Heo;Kyeong-Hwa Lee;Hye-Jin Lee;Seung-Yeon Cho;Jung-Mi Park;Chang-Nam Ko;Seong-Uk Park
    • The Journal of Korean Medicine
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    • v.44 no.3
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    • pp.150-162
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    • 2023
  • Meniere's disease is characterized by episodic vertigo, fluctuating hearing loss, tinnitus and ear fullness. The main pathological finding is endolymphatic hydrops, but the etiology of disease and effective treatment methods are still disputed. Recently, Cervical spine disorders(CSD) and Temporomandibular disorders(TMD) have been attracting attention as one of the causes of Meniere's disease. A 65-year-old female Meniere patient with musculoskeletal problems in the cervical and mandible area was treated by Korean medical therapies including pharmacoacupuncture treatment. After 5 weeks of treatment, there was no meaningful change in hearing level evaluated with pure tone audiometry, but the subjective symptoms of Meniere improved significantly. Numerical rating scale (NRS) decreased from 10 to 0 for hearing loss, 10 to 3 for tinnitus and 8 to 3 for ear fullness. Also NRS of cervicalgia was reduced from 5 to 0 after treatment. The result suggests that the Korean medical therapy including pharmacoapuncture targeting CSD and TMD could be safe and effective method for patients with Meniere's disease.