Ingabe Ukuzwa Kwakho Noma Ukulinganisela Izinkinga Izidokotela Ezididayo?
Ama -canals we-semicircular atholakala endlebeni yangaphakathi. Lezi zilimo eziyi-tubes ezincane (amathanga angama-horizontal, aphezulu, futhi asemasimini), ahlelwe ngamakamelo angakwesokudla komunye nomunye. Iqukethe i-endolymph ebizwa ngokuthi i-endolymph kanye namaseli amancane ezinwele, okuthiwa i-cilia, ezwa ukunyakaza kwethu. Imisele yamachiza iyingxenye yesistimu ye-vestibular kanye nomsebenzi wokusinika umqondo wokulinganisela .
I-Canal Dehiscence (i-SSCD), ebizwa nangokuthi i-Superior Canal Dehiscence Syndrome (SCDS), yisimo esibangelwa umgodi noma ukuvula ethanjeni elibheke emgodini ophezulu we-canal. Ithemba elithintekayo livumela i-endolymph kumgogodla we-semicircular best ukuhambisa ekuphenduleni umsindo noma ingcindezi isisusa.
Isibangela Nezimbangela
Ukuhlukunyezwa komsele wamandla omzimba ophezulu kunesifo esingavamile futhi imbangela yangempela ayisaziwa. Enye inkolelo yokuthi umuntu oyedwa kuya kwamaphesenti amabili wabantu azalwa ngethambo elingavamile kakhulu elibhekene ne-canal esiphezulu ye-canal eyenza ibe yi-SSCD. Imfundiso yukuthi ukucindezeleka noma ukuhlukunyezwa bese kubangela imbobo noma ukuvulwa kulolu thambo kakade lomekile. Lokhu kuchaza ukuthi kungani iminyaka yobudala yokuxilongwa iseneminyaka engaba ngu-45 ubudala.
Kodwa-ke, i-SSCD itholakale kubantu ngabancane kakhulu kunalokhu. Enye inkolelo ukuthi amathambo akwazi ukuthuthukisa kahle utero nokuthi i-SSCD ikhona ngesikhathi sokuzalwa.
Kungenzeka futhi ukuthi ithambo elingaphezu kwe-canal eliphakeme lomsindo ngokujwayelekile liqala ukunciphisa ngobudala bese ingcindezi encane noma ukunyuka kwengcindezi engenakudalwa kungabangela ukuhlushwa. Leli bone lingalimaza ngesikhathi sokuhlinzwa kwezindlebe.
I-Superior Circular Canal Dehiscence ithinta amadoda, abesifazane, nabantu ngabanye kuzo zonke izinhlanga ngokulinganayo.
Ukuqhathaniswa okuqondile kwe-SSCD akungaziwa.
Izimpawu Nezibonakaliso
Izimpawu ze-SSCD ziyahlukahluka phakathi kwabantu. Ungase ube nezimpawu ze-vestibular, izimpawu zokuhlola, noma ukuhlanganiswa kokubili. Ezinye izimpawu ze-SSCD zingabonakala zingavamile. Izimpawu ze-SSCD zingabandakanya:
- Isizungu noma i-vertigo (ivame ukuzwakala noma ukucindezelwa kukhishwe)
- Ukungalingani okungapheliyo
- I-Tinnitus - ngezinye izikhathi ihambisana nokunyakaza kwamehlo noma umsindo wenhliziyo yakho ukushaya
- I-Hyperacusis (ukuzwela okungavamile kumsindo wansuku zonke)
- Ukukhala okukhulu kwe-Oscillopsia kungenza izinto zivele sengathi zihamba
- I-Nystigmus (ukunyakaza kwamehlo okungabonakali - kungase kube nokucindezelwa)
- Izimpawu zingase zibe zimbi nakakhulu uma uphazamisa, ukhwehlela, noma uphazamise impumulo yakho
- I-Autophony - ungakwazi ukuzwa ukunyakaza kwakho kwamehlo noma ngisho nokushayela kwakho. Izwi lakho lingase libonakale ngokungavamile ezindlebeni ezithintekayo.
- Ukulahleka kokuzwa okulalelayo ngokuvamile kumisindo ephansi yemvamisa
- Umsindo ungase ubonakale uphambene ezindlebeni ezithintekayo
- Ukugcwele kwe-Aural (umuzwa wokugcwala noma ukucindezelwa endlebeni ethintekile)
Ithemba elincane elingavamile elibhekene nomsele ongasese wezinzwa, ngisho nangokungabikho kwe-dehiscence, kungabangela nezimpawu ezingaphezu kwe-SSCD. Kumele kuqashelwe ukuthi abanye abantu abane-SSCD empeleni abatholi izimpawu nakancane.
Ukuxilongwa
Uma udokotela wakho esolwa ukuthi ungaba ne-SSCD, angasebenzisa izivivinyo ezihlukahlukene ukuze asize ukuqinisekisa ukuthi lokhu kutholakala. Udokotela wakho ohlala njalo angase abe ngumsolwa we-SSCD, kodwa ukuxilongwa kungenziwa ngudokotela ogxile ekuhluphekeni kwendlebe nasemqaleni ( i-ENT noma i-otolaryngologist ).
Ukuhlukunyezwa komgogodla we-canal ephezulu kungenziwa iphutha ngezifo ezifanayo ezifana ne-perilymph fistula, i-BPPV, ne-otosclerosis.
Umlando & Umzimba
Udokotela wakho angenza izivivinyo ezahlukene ezilula ehhovisi okungabandakanya:
- Isivivinyo sokuzuza - udokotela wakho uzokubuka ukuthi uhamba, lokhu kusiza ekutholeni izinkinga ze-balance.
- Ukuhlolwa kwe-Oculomotor - udokotela wakho uzobukela indlela amehlo akho ahambela ngayo ukubona i-nystigmus.
- Isivivinyo se-Fukuda - udokotela wakho uzokucela ukuthi uhambe endaweni engu-20-30 amasekhondi ngenkathi ugcina amehlo akho ivaliwe. Lokhu kuhlola kusetshenziselwa ukubona ukungavamile kwe-vestibular.
- Ukuhamba kwe-Dix-Hallpike - udokotela wakho uzokwenza lokhu kuhlolwa ngokukubeka ngokuzumayo ikhanda lakho liphendukele eceleni. Ngenkathi ukwenza lokhu udokotela wakho uzobona amehlo akho nge-nystigmus. I-Dix-Hallpike indlela yokusebenzisa isetshenziselwa ukulawula i- vertigo enobungozi obunobungozi obukhulu .
- Ukuhlolwa kwe-Head-Shake - udokotela wakho uyozamazama ikhanda ngenkathi ugqoke amalensi akhethekile.
- Ukuhlolwa kwekhanda
- Ukuhlolwa kwe-Visual Dynamic Acuity
- Ukuhlolwa kwe-Fistula
- Ibhokisi lebhokisi le-Barany - elisetshenziselwa ukuvivinya i-vertigo ethandwayo yomsindo
I-CT Scan
Isinqumo esiphezulu se-CT singasisiza ekutholeni i-SSCD uma kwenziwa umuntu onolwazi. Uzofuna ukuya esikhungweni se-radiology esinekhono ekukhoneni i-SSCD, njengoba kungase kube lula ukulahlekelwa ukukhishwa kwe-dehiscence. Ngisho noma unesimo esihle sokuthola ku-CT, uzobe usadingeka ube nokuhlolwa kokuzwa ukucacisa umphumela, njengoba i-membrane (eyaziwa ngokuthi i- dura ) ingagcina indawo okwenza umgodi ungabaluleki.
Ukuzwa Izivivinyo
Ukuhlolwa kwe-Audiometry ngokuvamile kubonisa ukulahleka kokuzwa kwezimvamisa eziphansi nakuba ezinye izinhlobo zokulahlekelwa kokuzwa zingatholakala. Ukuzwa ukuhlolwa okungase kusetshenziswe kufaka: i-audiometry yethoni ehlanzekile, ukuhlolwa kwe-immitance ( tympanometry ) ukusiza ukulawula izinkinga zezindlebe eziphakathi, okwenziwe isikhathi eside kukhishwe ukukhishwa kwe-otoacoustic kanye ne-electrocochleography.
Ukwelapha
Ukweluleka ngokuvamile kuyisinyathelo esihle sokuqala uma ucabangela ukuthi ukwelashwa kokuhlinzwa kwe-SSCD kuyadingeka noma cha. Uma izimpawu zingekho ezinzima, amanye amacala angase ashiywe kahle ngezindlela zokubhekana nazo. Uma izimpawu zokungalingani ziyingcosana, ukuvuselelwa kwe-vestibular kungase kuhlinzeke okuthile.
Kodwa-ke, uma izinga lokuphila lithinteka kakhulu, ukulungiswa kokuhlinzwa kokuvulwa kungahle kuqinisekiswe. Izindlela ezimbili ezivame kakhulu zihlanganisa ukubhoboza umgodi (ovala ingxenyana ye-semicircular), noma uvuselele umgogodla (oshiya umsele ongenawo umzimba). Zombili izinhlobo noma ukukhanda okuhlinzekwayo kudinga ukusika ngaphakathi kwe-skull ngokusebenzisa okuthiwa yi-middle cranial fossa (noma i-middle fossa craniotomy).
Nakuba lokhu kuhlinzeka ngokuvamile kunemiphumela emihle, izinkinga ezibhekene ne-facial neerve of symptoms zingase zenzeke. Ngaphambi kokuhlinzwa, kungcono ukuthi uxoxe ngezingozi ezihambisana nenqubo nodokotela bese ucela ngokuqondile ukuthi iziguli zakhe zinezinkinga ezihlobene nenqubo.
> Imithombo:
> I-American Talk-Language-Hearing Association. I-Dehiscence ye-Canal Superior. http://www.asha.org/Practice-Portal/Clinical-Topics/Superior-Canal-Dehiscence/.
> Usizi no-Balance.com. I-Dehiscence ye-Canal Superior. http://www.dizziness-and-balance.com/disorders/unilat/scd.htm.
> I-Medscape. I-Dehiscence ye-Canal Superior. http://emedicine.medscape.com/article/857914-clinical.
> Minor, LB. (2000). I-Superior Canal Dehiscence Syndrome. I-American Journal of Otology. 21 (1), iphepha 9-19.
> UCLA Head and Neck Surgery. I-Superior ye-Canal Dehiscence. http://headandnecksurgery.ucla.edu/body.cfm?id=154.