I-adenomas ye-pituitary yizicubu ezingathinta umbono, ngezinye izikhathi zibangela ukulahleka kombono. Njengoba zikhula ngosayizi, i-pituitary adenomas ingafaka ingcindezi ezakhiweni ezibalulekile emzimbeni, njenge-nertic optic. Ukubeka ingcindezi ku-nertic optic kungabangela ubumpumputhe, ngakho-ke kubalulekile ukuba odokotela bezilwane babone izicubu ze-pituitary ngaphambi kokulimaza umbono.
I-Pituitary Gland
I-pituitary gland isilinganiselwe ubukhulu bebhontshisi futhi ifakwe engxenyeni yobuchopho ngemuva kwendawo yangasese. Nakuba encane, i-pituitary ilawula ukufihla kwezinhlobo eziningi ze-hormone. Kuyasiza ukugcina ukukhula nokuthuthukiswa futhi kulawula izigulane eziningi, izitho, namahomoni ahlukahlukene. Izinguquko kuma-hormone zingabangela ushintsho olukhulu emzimbeni wethu.
I-Pituitary Tumors and Vision
Izakhiwo ezivame kakhulu ukuthi i-pituitary tumor icindezela yi-nertic optic kanye ne- optic chiasm . I-nertic optic yi-cable yezinzwa ezixhumanisa iso ebuchosheni. I-optic chiasm yiyona iphuzu lapho lezi zinzwa zombili ze-optic ziwela khona. Ukucindezeleka kwamagciwane okubangela ukulahlekelwa kancane kancane kombono noma ukulahlekelwa kombono we- peripheral . Ukulahlekelwa kombono we-peripheral endaweni yesikhashana noma ehlangothini yensimu yethu ebonwayo ibizwa ngokuthi i-hemopan hemoropsia.
Izimpawu
Ngaphandle kwezinguquko zombono ezifana nombono ophindwe kabili , amajwabu ama-drooping nokulahlekelwa kwensimu ebonakalayo, i-pituitary adenomas nayo ingabangela izimpawu ezilandelayo:
- Izinhloko zekhanda
- Ukudabuka noma ukuhlanza
- Shintsha ngomqondo wephunga
- Ukukhubazeka ngokocansi
- Ukucindezeleka
- Ukushintsha kwesisindo esingachaziwe
- Shintsha ku-menses noma esikhathini sokuya esikhathini sokuqala
Ukuxilongwa
Ngenxa yemiphumela yabo embonweni, odokotela bamehlo bangase babe ngabokuqala ukuhlonza i-pituitary adenoma. Ukuze ulinganise izinga lokulahleka kombono, odokotela bamaziso bavame ukuhlela ukuhlolwa kwendawo yokubukwa kwekhompyutha.
Ngoba ezinye izicubu ze-pituitary zingabangela ushintsho lwe-hormonal, umlando ophelele wezokwelapha uthathwa futhi. Udokotela angase alandise ukuhlolwa kwegazi kanye nomchamo, kanye nokucabanga kwe-resonance magnetic (MRI).
Ukwelapha
I-adenomas ye-pituitary ivame ukuphathwa nge-neurosurgery ukususa lesi sifo. Ukwelashwa kwezidakamizwa usebenzisa ama-x-rays namapulangwe aseproton asetshenziselwa ukubulala izicubu. Imithi ingase ihlelwe kuqala ukuze isize ukunciphisa isisu.
Okufanele Ukwazi
Ukutholakala kokuqala kwe-adenoma ye-pituitary kubaluleke kakhulu ngenxa yobungozi bokuphuphutheka obuhlobene nalezi zicubu. Njengoba udokotela wakho wezandla ekwazi ukuthola i-pituitary adenoma, bheka udokotela wakho wezinyunyana ngonyaka.
Umthombo:
AmaSlamovits, uThomas L noRonald Burde. I-neuro-ophthalmology. I-Copyright 1994, i-Mosby-Year Book Europe Ltd