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Sensorineural Hearing Loss Evolution in Vogt–Koyanagi–Harada Syndrome
Evolución de la hipoacusia neurosensorial bilateral en el síndrome de Vogt Koyanagi Harada
Verónica Rodríguez Riveraa,
Corresponding author
pecasve@hotmail.com

Corresponding author.
, Herminio Pérez Garriguesa, Roberto Gallego Pinazob
a Servicio de Otorrinolaringología, Hospital Universitario La Fe, Valencia, Spain
b Servicio de Oftalmología, Hospital Universitario La Fe, Valencia, Spain
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or type 3 &#40;ocular signs with 2 or more ear or skin manifestations&#41;&#46;<a class="elsevierStyleCrossRefs" href="#bib0010"><span class="elsevierStyleSup">2&#44;5&#44;6</span></a>Although the precise aetiology is unknown&#44; it is attributed to an autoimmune response against pigmented cells&#44; with destruction of melanocytes by T lymphocytes directed against an unidentified antigen&#46; There have been reports of circulating anti-retinal&#44; anti-choroid and anti-cochlear autoantibodies&#44; as well as the participation of HLA II &#40;DR1&#44; DR4&#44; DR53&#44; DQA1&#44; DQB1&#41;&#46; Allergic mechanisms and viral infections by cytomegalovirus and Epstein Barr virus have also been involved&#46;<a class="elsevierStyleCrossRefs" href="#bib0010"><span class="elsevierStyleSup">2&#8211;5</span></a></p><p id="par0015" class="elsevierStylePara elsevierViewall">It predominates in patients aged between 20 and 50 years&#44; although there have been cases reported in patients as young as 4 years&#44; with the evolution being more aggressive in such cases&#46; It is more common in Native Americans&#44; Hispanics and Asians&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2&#44;6</span></a></p><p id="par0020" class="elsevierStylePara elsevierViewall">Clinically&#44; it presents 3 stages&#58;<ul class="elsevierStyleList" id="lis0005"><li class="elsevierStyleListItem" id="lsti0005"><span class="elsevierStyleLabel">-</span><p id="par0025" class="elsevierStylePara elsevierViewall">Stage 1 or prodromal&#44; with headache&#44; fever&#44; periorbital pain&#44; epiphora and photophobia&#46;</p></li><li class="elsevierStyleListItem" id="lsti0010"><span class="elsevierStyleLabel">-</span><p id="par0030" class="elsevierStylePara elsevierViewall">Stage 2 or ophthalmic&#44; with bilateral uveitis&#44; blurred vision&#44; photophobia&#44; dysacousia&#44; meningism&#44; Koeppe nodules &#40;nodules at the edge of the pupil&#41;&#44; corneal keratin precipitates&#44; papilloedema with non-haemorrhagic retinal detachment&#44; involvement of cranial nerves &#40;2 through 7&#41;&#44; meningoencephalitis&#44; cerebellar and spinal involvement&#44; cutaneous involvement with poliosis&#44; vitiligo&#44; alopecia&#44; endocrine alterations and neurogenic bladder&#46;</p></li><li class="elsevierStyleListItem" id="lsti0015"><span class="elsevierStyleLabel">-</span><p id="par0035" class="elsevierStylePara elsevierViewall">Stage 3 or convalescence&#44; which can last for weeks&#44; months or become chronic&#44; manifesting with uveitis&#44; dysacousia&#44; poliosis&#44; vitiligo or alopecia&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;4&#8211;10</span></a> Involvement of the 8th cranial nerve causes unilateral or bilateral sensorineural hearing loss&#44; tinnitus&#44; horizontal nystagmus&#44; alteration of the vestibulo-ocular reflex and slow eye-tracking&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;4&#44;6&#44;9</span></a></p></li></ul></p><p id="par0040" class="elsevierStylePara elsevierViewall">The diagnosis is clinical and relies on blood tests and CSF as well as electrophysiological&#44; ophthalmologic&#44; auditory and vestibular caloric testing&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;6&#44;9</span></a></p><p id="par0045" class="elsevierStylePara elsevierViewall">Treatment is based on high doses of corticosteroids&#44; immunosuppressants &#40;cyclophosphamide&#44; azathioprine&#44; chlorambucil&#44; immunoglobulins&#41; and photodynamic therapy&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2&#44;4&#44;9</span></a></p></span><span id="sec0010" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle">Clinical Case</span><p id="par0050" class="elsevierStylePara elsevierViewall">We present the case of an Argentinean female&#44; 42 years old&#44; diagnosed with VKH syndrome&#44; and who presented with bilateral panuveitis and serous detachment of posterior poles&#46; She was treated by the Ophthalmology Department from April 2008 with mega doses of methylprednisolone &#40;250<span class="elsevierStyleHsp" style=""></span>mg every 6<span class="elsevierStyleHsp" style=""></span>h for 3 days&#41; followed by prednisone &#40;60<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h&#41;&#44; adalimumab &#40;40<span class="elsevierStyleHsp" style=""></span>mg every 15 days&#41;&#44; cyclosporine A &#40;150<span class="elsevierStyleHsp" style=""></span>mg every 12<span class="elsevierStyleHsp" style=""></span>h&#41; and methotrexate &#40;15<span class="elsevierStyleHsp" style=""></span>mg every week&#41;&#46; Oral corticosteroids were discontinued 4 months later and an intraocular treatment with ranibizumab and triamcinolone was subsequently initiated with good response&#46; In September 2008&#44; she was referred to the ENT service due to hearing distortion and bilateral tinnitus&#46; She did not suffer vertigo or instability&#46;</p><p id="par0055" class="elsevierStylePara elsevierViewall">We performed otoscopy and tympanometry with normal results&#46; On the first visit&#44; the mean hearing threshold &#40;250&#8211;8000<span class="elsevierStyleHsp" style=""></span>Hz&#41; was of 43&#46;6<span class="elsevierStyleHsp" style=""></span>dB in the right ear &#40;RE&#41; and 47&#46;9<span class="elsevierStyleHsp" style=""></span>dB in the left ear &#40;LE&#41; with a vocal discrimination percentage of 100&#37; at 50<span class="elsevierStyleHsp" style=""></span>dB in RE and 60<span class="elsevierStyleHsp" style=""></span>dB in LE&#46;</p><p id="par0060" class="elsevierStylePara elsevierViewall">Subsequent audiometric controls showed fluctuating hearing with mild to moderate sensorineural hearing loss&#46; We performed PEAT on the first visit to ENT &#40;6 months from the onset of the disease&#41; and 2 months later&#46; In the first case we obtained&#44; in both ears&#44; curves in which it was not possible to distinguish waves I&#8211;V&#44; and it was not possible to assess latencies&#46; In the second case&#44; we obtained curves with normal latency of wave V in both ears&#44; and with difficulty to distinguish waves I&#8211;IV&#46; The patient presented a mean hearing threshold of 41&#46;4<span class="elsevierStyleHsp" style=""></span>dB in RE and 43&#46;6<span class="elsevierStyleHsp" style=""></span>dB in LE when the first PEAT study was performed&#44; and of 25&#46;7<span class="elsevierStyleHsp" style=""></span>dB and 33&#46;6<span class="elsevierStyleHsp" style=""></span>dB in the second study&#46; The videonystagmography test results were normal for the slow and fast eye-tracking test&#59; absence of spontaneous nystagmus&#59; caloric testing &#40;irrigation with 150<span class="elsevierStyleHsp" style=""></span>cm<span class="elsevierStyleSup">3</span> of water at 30<span class="elsevierStyleHsp" style=""></span>&#176;C and 44<span class="elsevierStyleHsp" style=""></span>&#176;C for 40<span class="elsevierStyleHsp" style=""></span>s&#41; with normal bilateral vestibular excitability&#59; damped pendulum kinetic test normal in amplitude&#44; phase and predominance&#46;</p><p id="par0065" class="elsevierStylePara elsevierViewall">In October 2009&#44; the treatment included cyclosporine A &#40;150<span class="elsevierStyleHsp" style=""></span>mg every 12<span class="elsevierStyleHsp" style=""></span>h&#41;&#44; methotrexate &#40;2&#46;5<span class="elsevierStyleHsp" style=""></span>mg every 24<span class="elsevierStyleHsp" style=""></span>h&#41;&#44; adalimumab &#40;40<span class="elsevierStyleHsp" style=""></span>mg every week&#41; and prednisone &#40;60<span class="elsevierStyleHsp" style=""></span>mg&#41;&#46; Significant variations of the hearing threshold were noted in subsequent audiometric controls&#44; with fluctuation of mild to moderate bilateral sensorineural hearing loss&#44; as well as improvement in ophthalmologic symptoms &#40;<a class="elsevierStyleCrossRef" href="#tbl0005">Table 1</a> and <a class="elsevierStyleCrossRef" href="#fig0005">Fig&#46; 1</a>&#41;&#46;</p><elsevierMultimedia ident="tbl0005"></elsevierMultimedia><elsevierMultimedia ident="fig0005"></elsevierMultimedia></span><span id="sec0015" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle">Discussion</span><p id="par0070" class="elsevierStylePara elsevierViewall">Auditory involvement in VKH syndrome is manifested as sensorineural hearing loss of varying degrees&#44; accompanied by tinnitus and dysacousia&#46;<a class="elsevierStyleCrossRefs" href="#bib0005"><span class="elsevierStyleSup">1&#44;2&#44;5&#8211;10</span></a> In our case&#44; the patient showed mild to moderate hearing loss in audiometric testing&#44; with hearing fluctuations related to treatment with immunomodulators&#46;</p><p id="par0075" class="elsevierStylePara elsevierViewall">In 1958&#44; Lehndhard<a class="elsevierStyleCrossRef" href="#bib0055"><span class="elsevierStyleSup">11</span></a> suggested the presence of anti-cochlear antibodies that affected the inner ear&#46; In 1979&#44; McCabe presented 18 patients with asymmetric bilateral sensorineural hearing loss of unknown origin&#44; which improved after treatment with corticosteroids&#44; alone or in combination with cyclophosphamide&#46;<a class="elsevierStyleCrossRef" href="#bib0060"><span class="elsevierStyleSup">12</span></a> More recently&#44; a protein of 68 kDa &#40;heat shock protein 70&#41; has been described&#44; which correlates with the progression and degree of sensorineural hearing loss response&#46;<a class="elsevierStyleCrossRefs" href="#bib0065"><span class="elsevierStyleSup">13&#44;14</span></a> According to Niparko et al&#46;&#44;<a class="elsevierStyleCrossRef" href="#bib0070"><span class="elsevierStyleSup">14</span></a> treating hearing loss with steroids in autoimmune diseases produces a modulation in the inflammatory cascade&#44; as well as reparative effects on the transendothelial barrier&#44; enabling a recovery of hearing&#46; Ondrey et al&#46;<a class="elsevierStyleCrossRef" href="#bib0005"><span class="elsevierStyleSup">1</span></a> published a case in which they observed how hearing loss could be partially reversible after treatment with corticosteroids&#44; although they did not know if the use of corticosteroid therapy halted the progression of sensorineural hearing loss&#46;</p><p id="par0080" class="elsevierStylePara elsevierViewall">The patient we present referred suffering from hearing loss since presenting VKH syndrome&#44; but we were unable to observe auditory fluctuations until we started monitoring her&#46; Once she was treated at the ENT service&#44; we observed that during those periods when she received immunomodulatory treatment for her ophthalmologic problem&#44; which was the most severe&#44; she experienced a significant hearing improvement both subjectively and in auditory controls&#46; This appeared as a clear case of immunologically mediated sensorineural hearing loss&#44; which could benefit from immunomodulatory therapy&#46; However&#44; we could not point out the individual effectiveness of each of the drugs used&#44; since we prescribed a combination of various drugs at each point in time&#46;</p><p id="par0085" class="elsevierStylePara elsevierViewall">A recent controlled&#44; randomized study<a class="elsevierStyleCrossRef" href="#bib0075"><span class="elsevierStyleSup">15</span></a> showed that treatment with methotrexate was no more effective than with prednisone in maintaining hearing improvement&#46; With respect to the site of involvement&#44; we believe that both cochlear and neural involvement could coexist&#44; since the alteration of melanotic cells characteristic of the syndrome would be more coincident with cochlear damage&#59; however&#44; the alteration of auditory evoked potentials evidences a neural injury that has also been described in immunological processes&#46;<a class="elsevierStyleCrossRefs" href="#bib0060"><span class="elsevierStyleSup">12&#8211;15</span></a> We believe that audiometric testing is essential in patients with VKH syndrome who are being treated with corticosteroids or immunomodulators to prevent inadequate therapeutic advice&#44; such as the prescription of a hearing prosthesis&#44; since an improvement of the patient is possible&#44; based on the response to treatment&#46;</p></span><span id="sec0020" class="elsevierStyleSection elsevierViewall"><span class="elsevierStyleSectionTitle">Conflict of Interests</span><p id="par0090" class="elsevierStylePara elsevierViewall">The authors have no conflicts of interest to declare&#46;</p></span></span>"
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          "identificador" => "xres94858"
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        1 => array:2 [
          "identificador" => "xpalclavsec82011"
          "titulo" => "Keywords"
        ]
        2 => array:2 [
          "identificador" => "xres94859"
          "titulo" => "Resumen"
        ]
        3 => array:2 [
          "identificador" => "xpalclavsec82010"
          "titulo" => "Palabras clave"
        ]
        4 => array:2 [
          "identificador" => "sec0005"
          "titulo" => "Introduction"
        ]
        5 => array:2 [
          "identificador" => "sec0010"
          "titulo" => "Clinical Case"
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        6 => array:2 [
          "identificador" => "sec0015"
          "titulo" => "Discussion"
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        7 => array:2 [
          "identificador" => "sec0020"
          "titulo" => "Conflict of Interests"
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        8 => array:1 [
          "titulo" => "References"
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    "pdfFichero" => "main.pdf"
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    "fechaRecibido" => "2010-04-02"
    "fechaAceptado" => "2010-09-03"
    "PalabrasClave" => array:2 [
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        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Keywords"
          "identificador" => "xpalclavsec82011"
          "palabras" => array:3 [
            0 => "Vogt&#8211;Koyanagi&#8211;Harada"
            1 => "Sensorineural hearing loss"
            2 => "Immunosuppressive treatment"
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      ]
      "es" => array:1 [
        0 => array:4 [
          "clase" => "keyword"
          "titulo" => "Palabras clave"
          "identificador" => "xpalclavsec82010"
          "palabras" => array:3 [
            0 => "Vogt Koyanagi Harada"
            1 => "Hipoacusia neurosensorial"
            2 => "Tratamiento inmunosupresor"
          ]
        ]
      ]
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    "resumen" => array:2 [
      "en" => array:2 [
        "titulo" => "Abstract"
        "resumen" => "<p id="spar0005" class="elsevierStyleSimplePara elsevierViewall">Vogt&#8211;Koyanagi&#8211;Harada syndrome is an autoimmune multisystem disease&#44; characterized by the association of ocular inflammatory manifestations &#40;uveitis and retinal detachment&#41; and extraocular lesions such as meningismus and tegumentary or auditory findings&#46; We report the case of a Hispanic woman with this syndrome&#46;</p>"
      ]
      "es" => array:2 [
        "titulo" => "Resumen"
        "resumen" => "<p id="spar0010" class="elsevierStyleSimplePara elsevierViewall">El s&#237;ndrome de Vogt Koyanagi Harada corresponde a una enfermedad autoinmune multisist&#233;mica que se caracteriza por la asociaci&#243;n de manifestaciones inflamatorias oculares &#40;uve&#237;tis&#44; desprendimiento de retina&#41; y lesiones extraoculares como meningismo&#44; afectaci&#243;n d&#233;rmica y afectaci&#243;n del VIII par craneal&#46; Presentamos el caso de una mujer hispana con este s&#237;ndrome&#46;</p>"
      ]
    ]
    "NotaPie" => array:1 [
      0 => array:2 [
        "etiqueta" => "&#9734;"
        "nota" => "<p class="elsevierStyleNotepara">Please cite this article as&#58; Rodr&#237;guez Rivera V&#44; et al&#46; Evoluci&#243;n de la hipoacusia neurosensorial bilateral en el s&#237;ndrome de Vogt Koyanagi Harada&#46; Acta Otorrinolaringol Esp&#46; 2011&#59;62&#58;465&#8211;8&#46;</p>"
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          "en" => "<p id="spar0015" class="elsevierStyleSimplePara elsevierViewall">Changes in macular width and hearing over time&#46; <span class="elsevierStyleItalic">X</span>-axis&#58; time in months&#44; from April 2008 until November 2009&#44; with the treatments applied&#46; <span class="elsevierStyleItalic">Y</span>-axis&#58; macular width in microns&#46; <span class="elsevierStyleItalic">Z</span>-axis&#58; hearing in dB&#46; Solid lines express the variation of macular width over time&#58; marked with squares for the right eye and with diamonds for the left eye&#46; Dotted lines correspond to the variation of mean hearing &#40;125&#8211;8000<span class="elsevierStyleHsp" style=""></span>Hz&#41; over time&#44; marked with circles for the right ear and with crosses for the left ear&#46;</p>"
        ]
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        "etiqueta" => "Table 1"
        "tipo" => "MULTIMEDIATABLA"
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        "tabla" => array:2 [
          "leyenda" => "<p id="spar0025" class="elsevierStyleSimplePara elsevierViewall">LE&#58; left ear&#59; RE&#58; right ear&#46;</p>"
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es en pt

¿Es usted profesional sanitario apto para prescribir o dispensar medicamentos?

Are you a health professional able to prescribe or dispense drugs?

Você é um profissional de saúde habilitado a prescrever ou dispensar medicamentos