Umlobi: William Ramirez
Usuku Lokudalwa: 22 Usepthemba 2021
Ukuvuselela Usuku: 12 Unovemba 2024
Anonim
Metabolism of galactose: Classic Galactosemia, Galactokinase deficiency
Ividiyo: Metabolism of galactose: Classic Galactosemia, Galactokinase deficiency

IGalactosemia yisimo lapho umzimba ungakwazi ukusebenzisa khona (ukugaya) i-sugar galactose elula.

IGalactosemia yisifo esizuzwe njengefa. Lokhu kusho ukuthi kudluliselwa emindenini. Uma bobabili abazali bephethe ikhophi engasebenziyo yofuzo engadala i-galactosemia, ingane ngayinye inethuba lokuthinteka kuyo ngama-25% (1 koku-4).

Kunezinhlobo ezintathu zesifo:

  • Ukushoda kweGalactose-1 phosphate uridyl transferase (GALT): I-Classic galactosemia, ifomu elijwayeleke kakhulu nelibi kakhulu
  • Ukushoda kwe-galactose kinase (GALK)
  • Ukuntuleka kwe-galactose-6-phosphate epimerase (GALE)

Abantu abane-galactosemia abakwazi ukwehlisa ngokuphelele i-sugar galactose elula. IGalactose yakha uhhafu owodwa we-lactose, ushukela otholakala obisini.

Uma usana olune-galactosemia lunikezwa ubisi, izinto ezenziwe nge-galactose ziyakha ohlelweni lwengane. Lezi zinto zilimaza isibindi, ubuchopho, izinso namehlo.

Abantu abane-galactosemia abakwazi ukubekezelela noma yiluphi uhlobo lobisi (olomuntu noma lwesilwane). Kumele baqaphele ngokudla okunye ukudla okuqukethe i-galactose.


Izinsana ezine-galactosemia zingabonisa izimpawu ezinsukwini ezimbalwa zokuqala zokuphila uma zidla ifomula noma ubisi lwebele oluqukethe i-lactose. Izimpawu zingabangelwa ukutheleleka kwegazi okungathi sína ngamagciwane E coli.

Izimpawu ze-galactosemia yilezi:

  • Ukudlikizela
  • Ukuthukuthela
  • Imikhuba emibi
  • Ukudla okungafanele - ingane yenqaba ukudla ifomula eliqukethe ubisi
  • Ukuzuza kwesisindo okubi
  • Isikhumba esiphuzi nabamhlophe bamehlo (i-jaundice)
  • Ukuhlanza

Ukuhlolwa kokuhlola i-galactosemia kufaka:

  • Isiko legazi lokutheleleka ngamagciwane (E coli sepsis)
  • Umsebenzi we-enzyme kumaseli abomvu egazi
  • Amaketoni emchameni
  • Ukuxilongwa kokubeletha ngokulinganisa ngqo i-enzyme galactose-1-phosphate uridyl transferase
  • "Ukunciphisa izinto" emchameni wosana, noshukela wegazi ojwayelekile noma ophansi ngenkathi usana lunikezwa ubisi lwebele noma ifomula eliqukethe i-lactose

Ukuhlolwa kokuhlolwa kwezingane ezisanda kuzalwa ezifundazweni eziningi kubheka i-galactosemia.


Imiphumela yokuhlola ingakhombisa:

  • Ama-amino acid emchameni noma e-plasma yegazi
  • Isibindi esandisiwe
  • Uketshezi esiswini
  • Ushukela wegazi ophansi

Abantu abanalesi simo kufanele bagweme lonke ubisi, imikhiqizo equkethe ubisi (kufaka phakathi ubisi olomile), nokunye ukudla okuqukethe i-galactose, impilo yonke. Funda amalebula womkhiqizo ukuqinisekisa ukuthi wena noma ingane yakho enalesi sifo anidli ukudla okuqukethe i-galactose.

Izinsana zingondliwa:

  • Ifomula leSoy
  • Enye ifomula engena-lactose
  • Ifomula esekwe enyameni noma i-Nutramigen (ifomula ye-protein hydrolyzate)

Kunconywa izithasiselo ze-calcium.

Isisekelo seGalactosemia - www.galactosemia.org

Abantu abatholakala kusenesikhathi futhi begwema ngokuqinile imikhiqizo yobisi bangaphila impilo ejwayelekile. Kodwa-ke, ukukhubazeka kwengqondo okuncane kungakhula, ngisho nakubantu abagwema i-galactose.

Lezi zinkinga zingakhula:

  • Isifo senkwethu
  • I-cirrhosis yesibindi
  • Ukuthuthuka kokukhuluma
  • Isikhathi esingajwayelekile sokuya esikhathini, ukunciphisa ukusebenza kwama-ovari okuholela ekuhlulekeni kwe-ovari nasekungazali
  • Ukukhubazeka kwengqondo
  • Ukutheleleka okukhulu ngamagciwaneE coli sepsis)
  • Ukuthuthumela (ukuthuthumela) nemisebenzi engalawuleki yemoto
  • Ukufa (uma kune-galactose ekudleni)

Shayela umhlinzeki wakho wezempilo uma:


  • Ingane yakho inezimpawu ze-galactosemia
  • Unomlando womndeni we-galactosemia futhi ucabanga ukuba nezingane

Kuyasiza ukwazi umlando wakho womndeni. Uma unomlando womndeni we-galactosemia futhi ufuna ukuba nezingane, ukwelulekwa ngofuzo kuzokusiza wenze izinqumo mayelana nokukhulelwa nokuhlolwa kokubeletha. Lapho kutholakala ukuxilongwa kwe-galactosemia, ukwelulekwa ngezakhi zofuzo kuyanconywa kwamanye amalungu omndeni.

Amazwe amaningi ahlola zonke izingane ezisanda kuzalwa nge-galactosemia. Uma ukuhlolwa okusanda kuzalwa kukhombisa ukuthi kungenzeka yini kube ne-galactosemia, kufanele bayeke ukunikeza imikhiqizo yabo yobisi lwezinsana ngokushesha bese babuza abahlinzeki babo mayelana nokuhlolwa kwegazi okungenziwa ukuqinisekisa ukutholakala kwe-galactosemia.

Ukushoda kweGalactose-1-phosphate uridyl transferase; Ukushoda kweGalactokinase; Ukushoda kwe-Galactose-6-phosphate epimerase; GALT; GALK; IGALE; Ukushoda kwe-Epimerase galactosemia; Ukuntuleka kwe-GALE; Uhlobo lweGalactosemia III; UDP-galactose-4; Ukuhluka kwe-Duarte

  • IGalactosemia

IBerry GT. I-galactosemia yakudala kanye ne-galactosemia ehlukile yomtholampilo. 2000 Feb 4 [Kubuyekezwe 2017 Mar 9]. Ku: Adam MP, Ardinger HH, Pagon RA, et al, ama-eds. Ukubuyekezwa kweGeneReviews [Inthanethi]. Seattle (WA): Inyuvesi yase Washington, Seattle; 1993-2019. I-PMID: 20301691 www.ncbi.nlm.nih.gov/pubmed/20301691.

UBonnardeaux A, uBichet DG. Ukuphazamiseka okuzuzwe njenge-tubula yezinso. Ku: Skorecki K, Chertow GM, Marsden PA, Taal MW, Yu ASL, ama-eds. IBrenner neRector's The Kidney. Umhlaka 10. IPhiladelphia, PA: Elsevier; 2016: isahluko 45.

IBroomfield A, iBrain C, iGrunewald S. Galactosaemia: ukuxilongwa, ukuphathwa kanye nomphumela wesikhathi eside. I-Paediatrics neMpilo Yezingane. 2015: 25 (3); 113-118. www.paediatricsandchildhealthjournal.co.uk/article/S1751-7222(14)00279-0/pdf.

IGibson KM, iPearl PL. Amaphutha azalwa nawo we-metabolism kanye nesistimu yezinzwa. Ku: Daroff RB, Jankovic J, Mazziotta JC, Pomeroy SL. I-Neurology kaBradley ekwenziweni kwemitholampilo. Umhla wesi-7. IPhiladelphia, PA: Elsevier; 2016: isahluko 91.

IKishnani PS, Chen YT. Amaphutha ku-metabolism ye-carbohydrate. Ku: Kliegman RM, St Geme JW, Blum NJ, Shah SS, Tasker RC, Wilson KM, eds. Incwadi kaNelson Yezingane. Umhlaka 21. IPhiladelphia, PA: Elsevier; 2020: isahluko 105.

Maitra A. Izifo zobuntwana nobuntwana. Ku: Kumar V, Abbas AK, Aster JC, ama-eds. AmaRobbins kanye neCotran Pathologic Basis of Disease. Umhlaka 9. IPhiladelphia, PA: Elsevier Saunders; 2015: isahluko 10.

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