So wo ba kumaa no wɔ saa sɛnkyerɛnne ahorow a ɛyɛ nwonwa yi? Momma yɛnka Hurler Syndrome ho asɛm.

Ɛsɛ sɛ wodwen wo ba kumaa no nkɔso ne ne nneyɛe ho bere nyinaa, ɛnte saa? Ɛtɔ da bi a, ɛyɛ ade a ɛfata sɛ wobɛte ehu nka kakra bere a nneɛma nkɔ sɛnea wɔhwɛ kwan no. Ɛnnɛ yɛrebɛka tebea bi a ɛntaa nsi nanso ɛho hia yiye a ɛsɛ sɛ yɛma yɛn ani da hɔ ho asɛm. Wɔfrɛ no Hurler Syndrome. Ebia wontee saa din yi ho asɛm da. Nanso ɛfata sɛ wuhu, titiriw sɛ obi a ɔwɔ w’abusua mu anya saa tebea yi a.

Dɛn ne Hurler Syndrome? Momma yɛnte ase kɛkɛ!

Okay, enti momma yenni kan nhwɛ nea Hurler Syndrome yɛ. Sɛ yɛbɛka no tiawa a, ɛyɛ awosu mu tebea a ɛntaa nsi. Wobu no sɛ ɛyɛ nyarewa kuw bi a wɔfrɛ no Mucopolysaccharidosis type 1 (MPS 1) a emu yɛ den sen biara. Asikre a ɛyɛ den a ɛwɔ yɛn nipadua mu no bi, titiriw glycosaminoglycans (kan no na wɔfrɛ no mucopolysaccharides) hia enzyme titiriw bi na ama abubu na ayi afi nipadua no mu. Obi a ɔwɔ Hurler Syndrome no nnyɛ saa enzyme yi, anaasɛ ɔnyɛ kakraa bi pɛ.

Wo de susuw ho hwɛ, sɛ nwura boaboafo a ɔwɔ yɛn fie no anyɛ adwuma yiye a, dɛn na ɛba? Nwura no boaboa ano, ɛnte saa? Saa na ɛte. Sɛ saa enzyme yi nni hɔ a, saa asikre no boaboa ano wɔ nipadua no afã horow a wɔfrɛ no `(lysosomes)` mu wɔ nkwammoaa no mu. Saa `(lysosomes)` yi te sɛ ‘ahotew mmeae’ nketewa wɔ yɛn nkwammoaa mu. Afei, saa asikre no boaboa ano wɔ eyinom mu, na ɛhyɛ ma te sɛ nwura a wɔaboaboa ano. Wɔsan frɛ eyi `(lysosomal storage tebea)`. Sɛ eyi ba a, nkwammoaa no ntumi nyɛ adwuma yiye, na ɛtɔ mmere bi a nkwammoaa no wuwu. Eyi nti na Hurler yare no ho sɛnkyerɛnne ahorow no da adi no.

Saa tebea yi betumi ama nnompe ne nkwaa no ayɛ nea ɛnteɛ, anim a ɛda nsow, adwene mu nkɔso ho haw, komayare, ahurututu mu haw, ne mmerɛbo ne akyi berɛmo a ayɛ kɛse . Sɛ eyi ba abofra bi so a, sɛnkyerɛnne ahorow no betumi de ne nkwa ato asiane mu, na awerɛhosɛm ne sɛ, nkwa nna no betumi atew.

Dɛn bio na ɛwɔ saa ɔfa yi mu a wɔfrɛ no MPS I?

Yɛadi kan aka sɛ Hurler syndrome ne nea emu yɛ den sen biara wɔ `(MPS I)` kuw no mu. Ahodoɔ mmienu foforɔ wɔ saa `(MPS I)` kuw yi mu.

• Hurler syndrome - Eyi ne ɔkwan a emu yɛ den sen biara a yɛreka ho asɛm.
• Hurler-Scheie syndrome - Eyi yɛ ɔkwan a ɛyɛ den a ɛkɔ fam.
• Scheie syndrome - Eyi ne kuw yi mu nea emu nyɛ den koraa.

Saa ahorow abiɛsa yi te sɛ yare koro no ara dodow a ɛsono emu biara. Te sɛ nea ɛyɛ mmerɛw na emu yɛ den kɛse. Nnuruyɛfo taa frɛ ahorow abien a emu nyɛ den pii no sɛ ``attenuated MPS I''.

Nsonsonoe titiriw a ɛda saa ahorow yi ntam ne bere a yare no ho sɛnkyerɛnne fi ase, sɛnea yare no tu ntɛmntɛm, ne nkɛntɛnso a enya wɔ nyansa so. Wɔ Hurler syndrome mu no, mpɛn pii no, sɛnkyerɛnne ahorow no da adi wɔ awo akyi bere tiaa bi.Ɛsan nya adwene mu nkɔso so nkɛntɛnso kɛse. Wɔ `(attenuated MPS I)` ahorow afoforo mu no, ebia sɛnkyerɛnne ahorow no renna adi kosi sɛ obi bedi bɛyɛ mfe asia anaa ason. Afei nso, nkɛntɛnso a enya wɔ nyansa so no nyɛ kɛse te sɛ nea ɛwɔ Hurler yare no mu no. Enti, nnipa a wɔwɔ `(attenuated MPS I)` betumi atra ase wɔ nkwa nna a ɛfata mu.

Henanom na wobetumi anya Hurler Syndrome?

Eyi yɛ awosu mu nsakrae a ebetumi aka abofra biara. Nanso, sɛ obi a ɔwɔ w’abusua mu anya Mucopolysaccharidosis type I a, wo ba no wɔ asiane kɛse mu kakra sɛ obenya saa tebea yi. Eyi nyɛ biribi a ɛna no yɛe bere a na ɔyem.

Tebea yi abu so dɛn?

Hurler Syndrome yɛ tebea a ɛntaa nsi. Wobu akontaa sɛ ɛka mmofra a wɔawo wɔn foforo bɛyɛ 100,000 biara mu biako. Mmarima ne mmea nyinaa betumi anya bi pɛpɛɛpɛ. MPS I a emu nyɛ den pii a yɛadi kan aka ho asɛm no ka mmofra a wɔawo wɔn foforo bɛyɛ 500,000 biara mu biako.

Ɔkwan bɛn so na Hurler Syndrome ka akokoaa nipadua?

Saa tebea yi ka akokoaa nipadua a ɛrenyin no afã horow pii. Nipadua mu sɛnkyerɛnne ahorow a efi mu ba no bi yɛ nea ɛfa tebea yi ho pɔtee. Nhwɛsoɔ:

• Ti no sõ sen sɛnea ɛte daa.
• Aniwa a mununkum ayɛ no yɛ bere a aniwa no fã fitaa (cornea) a atwa aniwa no nkaa tuntum no ho ahyia no da adi sɛ mununkum.
• Anim ho nneɛma titiriw: nneɛma te sɛ aniwa no ntam kwan a ɛkɔ soro, moma so a ayɛ kɛse, hwene a ɛyɛ tratraa, ne anofafa a ayɛ kɛse.
• Ɛka ɔkwan a nnompe fa so nyin nso, na ɛno betumi ama akokoaa tenten so atew (ɔhome a ɛyɛ tiaa).

Wɔ abɔnten so sɛnkyerɛnne ahorow yi akyi no, ɛka nipadua no mu akwaa ahorow nso. Titiriw koma ne ahurututu. Esiane eyi nti, akokoaa no betumi anya aso mu yare, ahurututu mu yare, ne ahurututu mu yare mpɛn pii. Ɛtɔ mmere bi a, ebia ɛho behia sɛ wɔde mfiri boa ma wɔhome, na ɛho behia sɛ wɔyɛ oprehyɛn de siesie akwaa a asɛe.

Hurler syndrome ho sɛnkyerɛnne betumi de nkwa ato asiane mu. Nanso, sɛ wohu yare no na wɔsa no ntɛm a, bere a akokoaa no bɛtra ase no betumi ayɛ kɛse.

Sɛ woreyɛ nhyehyɛe sɛ wubenyinsɛn daakye a, ɛbɛyɛ papa sɛ wobɛte asiane a ɛwɔ tebea horow a wonya fi awo mu yi mu ase, wo ne wo duruyɛfo bɛkasa, na woasua awosu mu nhwehwɛmu ho ade.

Dɛn ne Hurler Syndrome ho sɛnkyerɛnne ahorow?

Saa yare yi ho sɛnkyerɛnne tumi gu ahorow wɔ onipa biara mu, na ɛsono sɛnea emu yɛ den. Mpɛn pii no, yare no ho sɛnkyerɛnne fi ase wɔ mmofraase. Su titiriw biako a ɛma eyi da nsow wɔ MPS I ahorow afoforo ho ne sɛ ɛkyerɛ sɛ adwene mu nkɔso a ɛkyɛ wɔ asetra mfiase na ɛde nkakrankakra so tew wɔ adesua ne nkae tumi mu bere a bere kɔ so no.Wɔ MPS I a ɛnyɛ den mu no, mpɛn pii no, ennya nyansa so nkɛntɛnso kɛse.

Hurler yare no ho sɛnkyerɛnne afoforo bi ni:

• Koma mu ntini ho haw, koma ntini a ɛyɛ mmerɛw (cardiomyopathy) .
• Aso a ɛyɛ mmerɛw anaasɛ aso a ɛyera koraa
• Amemene mu nsu a ɛboaboa ano twa amemene no ho hyia (hydrocephalus) .
• Akwaa ne ntini a ɛka bom te sɛ mmerɛbo, akyi berɛmo, tonsil, ne ntini a ɛtrɛw
• Sɛ nhwɛso no, aniwa mu haw ahorow, aniwa mu nhyɛso a ɛkɔ soro (glaucoma) .
• Nkwaa ho haw (nkwaa a ɛyɛ den, carpal tunnel syndrome, nkwaa mu nyarewa) .
• Ɔhome mu nyarewa a ɛtaa ba, nna mu ahomegye a ɛyɛ den, ɔhome a ɛyɛ den
• Hernias (yafunu anaa akyi berɛmo mu a ɛyɛ kurukuruwa) .

Nneɛma a wotumi hu wɔ abɔnten

Wɔ wo ba no afe a edi kan mu no, ebia wubefi ase ahu abɔnten so sɛnkyerɛnne ahorow yi:

• Ɔyɛ tiaa
• Dysostosis ( nnompe a ɛnyɛ pɛpɛɛpɛ ) .
• Akyi atifi a ɛkɔ anim (te sɛ ahurututu) (thoracic-lumbar kyphosis) .
• Nwi a enyin dodo wɔ nipadua no so, titiriw wɔ anim ne akyi

Dɛn nti na ɛte saa?

Ade titiriw a ɛde Hurler syndrome ba ne nkwaadɔm mu nsakrae a ɛba awosu mu abɔde a wɔfrɛ no `IDUA` mu. Saa `IDUA` gene yi ne nea ɛma akwankyerɛ sɛ wɔbɛyɛ `(lysosomal enzymes)` a yɛadi kan aka ho asɛm no. Kae sɛ saa enzyme yi bubu nneɛma a wɔsɛe no (saa asikre ahorow no) a ɛwɔ nkwammoaa no mu no mu. Afei, sɛ saa `IDUA` gene yi ntumi nyɛ adwuma yiye a, saa enzyme no nnyɛ nea ɛfata. Ne saa nti, saa nwura no boaboa ano wɔ nkwammoaa no mu, na nkwammoaa no wuwu anaasɛ ɛnyɛ adwuma yiye. Eyi nti na Hurler yare no ho sɛnkyerɛnne ahorow no da adi no.

Ɔkwan bɛn so na eyi fi awo ntoatoaso so kɔ awo ntoatoaso so?

Eyi yɛ awosu mu tebea, a ɛkyerɛ sɛ efi ɔwofo hɔ kɔ abofra hɔ. Wonya fi awo mu wɔ autosomal recessive kwan so. Sɛ yɛbɛka no tiawa a, sɛ abofra benya saa tebea yi a, ɛsɛ sɛ abofra no nya `IDUA` awosu mu abɔde a ɛtɔ sin no fi ɛna ne agya no nyinaa hɔ. Sɛ ɔwofo biako pɛ na onya awosu mu abɔde a asɛe no fi awo mu a, abofra no rennya yare no. Nanso, saa abofra no betumi ayɛ `ɔde yare no soa`. Eyi kyerɛ sɛ sɛ wonni yare no ho sɛnkyerɛnne mpo a, wobetumi de awosu mu abɔde no akɔma wɔn mma.

Ɔkwan bɛn so na wohu Hurler Syndrome?

Nea eye ne sɛ, nhwehwɛmu ahorow bi wɔ hɔ a ebetumi ahu tebea yi ansa na wɔawo akokoaa no. Wɔfrɛ eyinom nhwehwɛmu a wɔde hwehwɛ awo ansa na wɔawo.

• Amniocentesis: Nea ɛka eyi ho ne sɛ wɔbɛfa amniotic nsu a atwa akokoaa no ho ahyia no mu kakraa bi na wɔasɔ ahwɛ.
• Chorionic villus sampling: Eyi hwehwɛ sɛ woyi ntini ketewaa bi fi awotwaa no mu na wɔsɔ hwɛ.

Saa nhwehwɛmu abien yi nyinaa betumi ahwɛ sɛ awosu mu nneɛma a ɛnteɛ wɔ akokoaa no DNA mu anaa.

Sɛ wɔwo akokoaa no wie a, oduruyɛfo no bɛhwɛ akokoaa no mu, ahwɛ ne sɛnkyerɛnne ahorow, na wayɛ enzyme dwumadi ho nhwehwɛmu de akyerɛ sɛ yare no wɔ hɔ. Wɔbɛbisa nso sɛ ebia obi wɔ abusua no mu anya saa tebea yi (mucopolysaccharidosis), efisɛ ebetumi afi awosu mu.

Ɛtɔ mmere bi a, wobetumi ayɛ nhwehwɛmu afoforo de akyerɛ sɛ wɔahu yare no. Nhwɛsoɔ:

• X-ray a wɔde hwɛ akokoaa no nnompe
• Echocardiogram (koma mu nhwehwɛmu) .
• Mogya ne nsu mu nhwehwɛmu

Dɛn ne ayaresa a wɔde sa eyi?

Hurler yare no ayaresa twe adwene si sɛnkyerɛnne ahorow a wobesiw ano na wɔadi ho dwuma so titiriw.

Ayaresa atitiriw abien a ɛwɔ hɔ mprempren ne:

1. Enzyme Replacement Therapy (ERT): Nea ɛka eyi ho ne sɛ wɔbɛma nipadua no enzyme bi a enni mu. Wɔfrɛ enzyme no alpha L-iduronidase (ahyɛnsode a wɔde frɛ no aldurazyme). Eyi betumi aboa ma yare no ho sɛnkyerɛnne no ansɛe na wɔadan nsɛnnennen bi. Wofi saa ayaresa yi ase bere a wɔahu yare no ara pɛ. Eyi yɛ nkwa nna nyinaa ayaresa a wɔde ma sɛ aduru a wɔde twitwiw nipadua no mu . Oduruyɛfo no na obesi mpɛn dodow a ɛsɛ sɛ wɔde aduru no ma no ho gyinae, a egyina sɛnea yare no mu yɛ den so.

2. Hematopoietic Stem Cell Transplant (HSCT): Eyi yɛ nnompe mu ntini a wɔde si ananmu ara kwa. Wɔtaa de saa ayaresa yi ma mmofra a wonnii mfe abien (ɛtɔ mmere bi a wɔanyinyin, wɔ aduruyɛfo hwɛ ase). Wɔ tebea horow a emu yɛ den mu no, ebetumi aboa ma nkwa nna akyɛ, asiw yare no ano, akora adwene mu tumi so, na atew nipadua mu sɛnkyerɛnne ahorow so. Nea ɛka eyi ho ne sɛ wɔde ntini mu nkwammoaa a ɛma enzyme fi obi a ɔwɔ apɔwmuden a ɔde ma no nnompe mu ntini mu bɛhyɛ abofra no mu.

Wɔ ayaresa atitiriw yi akyi no, ayaresa afoforo wɔ hɔ a wɔde siw yare no ho sɛnkyerɛnne ano:

• Oprehyɛn: Wobetumi ayɛ oprehyɛn de asiesie koma no mu ntini anaa wɔde asi ananmu, ayi aniwa a ɛyɛ mmerɛw no afi hɔ na wɔde ahwehwɛ a wɔde ayɛ (cornea replacement) ahyɛ mu, asiesie nnompe nyin a ɛnteɛ, na wɔasiesie akisikuru.
• Ayaresa ahorow a wɔde sa yare: Apɔw-mu-teɛteɛ, adwumayɛ mu ayaresa, kasa mu ayaresa, ne nea ɛkeka ho.
• Sɛ ɛyɛ den ma wo sɛ wobɛhome a, fa afiri bi te sɛ CPAP afiri di dwuma.
• Sɛ w’aso nyɛ den a, fa mfiri a wɔde boa aso di dwuma.
• Nnuru a wɔde kum ɛyaw a wɔde tew ɛyaw a sɛnkyerɛnne ahorow de ba no so.

So nsɛnnennen bi wɔ ayaresa no mu?

Wɔ tebea horow bi mu no, nsɛnnennen betumi aba esiane nnuru a wɔde kum nipadua no bere a wɔreyɛ oprehyɛn no nti, efisɛ ɛyɛ den ma mmofra yi sɛ wɔbɛhome na nkwaa a ɛtwetwe no ma ɛyɛ den sɛ wɔde IV nhama bɛhyɛ mu.

Afei nso, sɛnea ɛbɛyɛ a wubenya ERT ne HSCT ayaresa so mfaso kɛse no, ɛho hia sɛ wufi ase bere ano. Sɛ wɔtwentwɛn ayaresa no ase, titiriw sɛ sɛnkyerɛnne ahorow a ɛfa adwene mu nkɔso ho ada adi dedaw a, ebetumi atew nea efi mu ba no so. Enti, ansa na wubefi ase asa wo ba no yare no, wo ne wo duruyɛfo nkasa mfa nsunsuanso bɔne anaa nsɛnnennen a ebetumi aba ho asɛm.

So ɔkwan bi wɔ hɔ a wɔbɛfa so asiw saa tebea yi ano ansi akokoaa no so?

Nea ɛyɛ awerɛhow no, Hurler yare no yɛ awosu mu yare, enti wontumi nsiw ano. Nanso, sɛ woreyɛ nhyehyɛe sɛ wobɛwo mma daakye a, ɛbɛyɛ papa sɛ wobɛkɔ oduruyɛfo nkyɛn akɔhwehwɛ awosu mu afotu na sɛ ɛho hia a, wobɛyɛ awosu mu nhwehwɛmu na ama woate asiane a ɛwɔ hɔ sɛ wo ba no benya saa awosu mu tebea yi ase.

Sɛ wowo akokoaa a ɔwɔ Hurler Syndrome a, dɛn na ɛba?

Eyi yɛ awerɛhow ankasa sɛ wobɛte. Nkɔmhyɛ a ɛfa mmofra a wɔwɔ Hurler syndrome ho no nyɛ papa koraa. Esiane yare yi ho sɛnkyerɛnne a emu yɛ den, titiriw nkɛntɛnso a enya wɔ koma ne ahurututu so nti, sɛ wɔkyekyem pɛpɛɛpɛ a, abofra nkwa nna bɛyɛ mfe 10. Nanso, sɛ wohu yare no ntɛm na wofi ase yɛ ayaresa te sɛ `HSCT` (nnompe mu ntini a wɔde si ananmu) ne `ERT` (enzyme therapy) a, wobetumi atrɛw nkwa nna mu kakra.

Mmofra a wɔwɔ MPS a ɛwɔ mfinimfini anaa nea emu nyɛ den no metumi atra ase akosi wɔn mfe 20 ne 30 mu denam ayaresa so. Mpɛn pii no, owu ntɛm fi ɔhome a entumi nyɛ adwuma yiye.

Nanso kae sɛ, sɛ yare no mu nyɛ den pii na wofi ase sa yare no ntɛm a, ebia wubetumi atra ase sɛnea ɛsɛ mpo.

So aduru bi wɔ hɔ a edi mũ ma eyi?

Ɛde besi nnɛ no, wonni aduru biara a wɔde sa Hurler yare no. Nanso, mprempren ayaresa ahorow betumi aboa kɛse ma nkwa nna akyɛ na ama yare no ho sɛnkyerɛnne a ɛde nkwa to asiane mu no afi hɔ.

Bere bɛn na ɛsɛ sɛ wode wo ba no kɔ oduruyɛfo nkyɛn?

Sɛ wususuw sɛ wo ba no wɔ Hurler yare no ho sɛnkyerɛnne, titiriw sɛ onnya nkɔso mu nsɛntitiriw sɛnea wɔhwɛ kwan wɔ ne mfe ho, anaasɛ ɛte sɛ nea ɛyɛ den ma no sɛ obehu ade anaasɛ ɔbɛte asɛm a, kɔ wo ba no duruyɛfo nkyɛn ntɛm ara.

Putupuru! Sɛ wo ba no reyɛ den wɔ ahomegye mu, ɔte nka sɛ ne koma bɔ ntɛmntɛm, anaasɛ ɔtaa hwere n’adwene (eyinom betumi ayɛ koma ne ntini mu yare ho sɛnkyerɛnne), fa no kɔ ayaresabea a ɛbɛn no ntɛm ara, anaa frɛ 1990.

Nsɛm bɛn na ɛsɛ sɛ wubisa oduruyɛfo no?

Sɛ wuhu sɛ wo ba no wɔ saa tebea yi a, ɛyɛ ade a ɛfata sɛ wubenya nsɛmmisa pii. Bisa wo duruyɛfo no nneɛma te sɛ:

• Dɛn ne ayaresa a eye sen biara a wɔde ma me ba no tebea no na wɔasiw yare no ho sɛnkyerɛnne ano?
• So nsunsuanso bɔne bi wɔ ayaresa ahorow a wokamfo kyerɛ no mu?
• Mpɛn ahe na ɛsɛ sɛ wɔma me ba no aduru a wɔde twitwiw enzyme ananmu?

Nsonsonoe bɛn na ɛda Hurler Syndrome ne Hunter Syndrome ntam?

Eyinom abien nyinaa yɛ ``lysosomal storage conditions.`` Ɛne sɛ, nyarewa a nwura boaboa ano wɔ nkwammoaa mu. Nanso, nsonsonoe nketenkete bi wɔ abien no ntam:

• Hurler Syndrome: Eyi ne Mucopolysaccharidosis type I (MPS I) a emu yɛ den sen biara. Wɔ eyi mu no, nipadua no mu enzyme a wɔfrɛ no alpha-L-iduronidase no so tew.
• Hunter Syndrome: Eyi yɛ tebea a emu nyɛ den pii te sɛ Hurler Syndrome. Ɛka Mucopolysaccharidosis type II (MPS II) kuw no ho. Wɔ eyi mu no, enzyme a ɛwɔ nipadua no mu a wɔfrɛ no iduronate-2-sulfatase (I2S) no so tew.

Nea etwa to no, nneɛma a ɛsɛ sɛ yɛkae

Hurler Syndrome a wobehu no betumi ayɛ nea ɛyɛ den ama abusua bi sɛ wobedi ho dwuma, titiriw wɔ nsemmisa pii a ɛsɔre wɔ abofra no asetra ho no ho. Wɔ saa bere a emu yɛ den yi mu no, ɛho hia sɛ wo ne wo ba no nnuruyɛfo yɛ adwuma yiye na wunya yare no ne ayaresa a wubetumi apaw ho nsɛm yiye. Afei nso, kae sɛ ɛnyɛ wo nko ara. Hwehwɛ mmoa fi abusuafo, nnamfo, ne akwahosan ho adwumayɛfo a wobetumi de awerɛkyekye ama wo hɔ. Sɛ wohu wo ba no ntɛm na wosa no yare a ɛfata a, ebetumi aboa ma watra ase yiye.

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