I-adenomas ye-Pituitary yi-tumors ezichaphazela umbono, ngezinye izihlandlo zibangela ukulahleka kombono. Njengoko bekhula ngobukhulu, i-pituitary adenomas inokubeka uxinzelelo kwizakhiwo ezibalulekileyo emzimbeni, njengentsimbi ye-optic. Ukubeka uxinzelelo kwiimbilini ze-optic kungabangela ubumpumputhe, ngoko kubalulekile ukuba oogqirha bezilwanyana bafumane izicubu ze-pituitary ngaphambi kokuba bangela umonakalo embonweni.
Indawo yolwimi lamathe
I-pituitary gland iyimalunga nobukhulu bebhontshisi kwaye ifakwe kwisiseko sengqondo emva kwendawo yangasese. Nangona incinci, i-pituitary ilawula ukugcinwa kweentlobo ezininzi zee-hormone. Inceda ukugcina ukukhula kunye nophuhliso kwaye ulawula ezininzi iingqungquthela ezahlukeneyo, izitho kunye namahomoni. Utshintsho kwi-hormone lunokubangela ukuba utshintsho olukhulu kwiimzimba zethu.
Ukuzilahla kweMpahla kunye neMboniselo
Izakhiwo eziqhelekileyo ezithintela isisu se-pituitary ziyi-nertic optic kunye ne- optic chiasm . I-nertic optic iyimbambo yesibindi edibanisa iliso kwingqondo. I-optic chiasm yindawo apho i-optic nerve iwela khona. Ukunyanzeliswa kwamagulane omzimba kubangelwa ukulahlekelwa ngumbono okanye ukulahleka kombono wendawo . Ukulahlekelwa kombono wesiphelo kwimeko yecala okanye kwindawo ecaleni kwendawo yethu ebonwayo kuthiwa yi-hempan hemianopsia.
Iimpawu
Ngaphandle kweenguqu zenguquko ezifana nombono ombini , iinkophe ezinamanzi kunye nokulahlekelwa kwintsimi ebonakalayo, i-pituitary adenomas nayo ingabangela iziphumo ezilandelayo:
- Intloko
- Isihlunu okanye ukuhlanza
- Sitshintsha ngomqondo wokuvumba
- Ukungasebenzi kwezesondo
- Ukuxinezeleka
- Ubunzima obungachazwanga bugugu
- Sitshintsha kwiimens okanye ekupheleni kwesikhashana
Ukuxilongwa
Ngenxa yemiphumo yabo embonweni, oogqirha bamajoni bangabokuqala ukufumanisa i-pituitary adenoma. Ukulinganisa umlinganiselo wokulahleka kombono, oogqirha bamajoni bavame ukuyalela uvavanyo lwekhompyutha olubonakalayo .
Ngenxa yokuba ezinye izicubu zengqondo zingabangela ukuba utshintsho lwe-hormonal, kukho imbali epheleleyo yezokwelapha. Ugqirha ke unokuyalela ukuhlolwa kwegazi kunye nomchamo, kunye nokucatshulwa kwemifanekiso yamagnetic (MRI).
Unyango
I-adenomas ye-pituitary ihlala iphathwa nge-neurosurgery ukususa i-tumor. Ukunyangwa kwamayeza kusetyenziswa ii-ray-ray kunye neeprotoni eziqhelekileyo zisetyenziselwa ukubulala izicubu. Amachiza angeniswa kuqala ukuba ancedise ukunciphisa isisu.
Oko Okufanele Uyazi
Ukufunyanwa kwangaphambili kwe-adenoma ye-pituitary ibaluleke kakhulu ngenxa yengozi yokungaboni kakuhle. Ekubeni ugqirha lakho kwamehlo liyakwazi ukuxilonga i-pituitary adenoma, jonga ugqirha lakho kwamehlo ngonyaka.
Umthombo:
AmaSlamovits, uThomas L noRonald Burde. I-neuro-ophthalmology. I-Copyright 1994, uMosby-Year Book Yurophu Ltd.