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Ka wehewehe o ka lolo MRI
THEIRMʻO ka lolo (magnetic resonance imaging) kahi hoʻokolokolo e hiki ke ʻike i nā mea ʻino i loko o ka lolo a hoʻoholo i ke kumu (vascular, infectious, degenerative, inflammatory or tumor).
Hiki i ka MRI ke nānā aku:
- ka hapa papa (keokeo) o ka ka lolo
- ka hopena hohonu (mea hina)
- nā ventricles
- ka hāʻawi ʻana i ke koko venous a me ka arterial (ʻoi loa ke hoʻohana ʻana i kahi kala)
I nā manawa he nui, hāʻawi ʻo MRI i ka ʻike i hiki ʻole ke ʻike ʻia e nā ʻenehana loiloi kiʻi ʻē aʻe (radiography, ultrasound a i ʻole computed tomography). Hoʻohana ʻo MRI i kahi māla magnetic a me nā hawewe lekiō e ʻike i nā ʻiʻo āpau i nā mokulele ʻekolu o ka lewa.
No ke aha e hana ai i ka MRI lolo?
Hana ʻia ka Brain MRI no nā kumu diagnostic. He ho'āʻo koho no nā pathologies lolo āpau. ʻO ka mea nui, ua kuhikuhi ʻia:
- e hoʻoholo i ke kumu o headaches
- e loiloi i ka koko pele a i ʻole ke alo o koko clots i ka lolo
- i ka hihia o ka huikau, ka pilikia o ka ike (no ka laʻana e nā maʻi e like me Alzheimer a i ʻole Parkinson's)
- i ka hihia o 'hydrocéphalie (ka hoʻoulu ʻana o ka wai cerebrospinal i loko o ka lolo)
- e ike i ke alo o make ʻoe, oinfections, aiʻolehoʻohanu
- i cas o demyelinating pathologies (e like me ka multiple sclerosis), no ka hōʻoia ʻana a i ʻole ka nānā ʻana
- inā loaʻa nā mea ʻino e alakaʻi i ka kānalua no ka pōʻino o ka lolo.
Ka hoʻāʻo
No ka MRI lolo, moe ka mea maʻi ma ko lākou kua ma luna o kahi pākaukau haiki hiki ke hoʻoheheʻe i loko o ka mea cylindrical kahi i hoʻopili ʻia ai.
Hana ʻia kekahi mau ʻoki ʻoki, e like me nā hoʻolālā āpau o ke ākea. ʻOiai ke kiʻi ʻia nei nā kiʻi, e hana ka mīkini i nā leo nui a pono ka mea maʻi e pale i kekahi neʻe ʻana i mea e loaʻa ai nā kiʻi maikaʻi loa.
ʻO nā limahana lapaʻau, hoʻonoho ʻia i loko o kahi lumi ʻē aʻe, mālama i nā hoʻonohonoho o ka mea hana a kamaʻilio me ka mea maʻi ma o kahi microphone.
I kekahi mau hihia (e nānā i ke kahe ʻana o ke koko, ka hele ʻana o kekahi ʻano o nā maʻi maʻi a i ʻole ka ʻike ʻana i kahi wahi o ka hū), hiki ke hoʻohana ʻia kahi mea pena a i ʻole nā huahana like ʻole. A laila hoʻokomo ʻia i loko o kahi vein ma mua o ka hoʻokolokolo.
He lōʻihi ka manawa (30 a 45 mau minuke) akā ʻaʻohe ʻeha.
He aha nā hopena e hiki iā mākou ke manaʻo mai ka MRI lolo?
Hiki i ka Brain MRI ke kauka ke ʻike i ke alo o, ma waena o nā mea ʻē aʻe:
- an hikoko
- koko a pehu paha (edema) i loko a puni ka lolo
- an maʻiʻaʻai ai ole ia, he aat i (ka maʻi maʻi, encephalitis)
- nā mea ʻino e hōʻike ana i ka loaʻa ʻana o kekahi mau maʻi: ka maʻi o Huntington, ka maʻi sclerosis lehulehu, ka maʻi Parkinson a i ʻole ka maʻi Alzheimer
- puʻu (aneurism) a i ʻole ka hana ʻino ʻana o nā aʻa koko
Ma muli o ka hōʻailona āna e hoʻokumu ai ma ke kumu o nā kiʻi MRI, hiki i ke kauka ke hāʻawi i kahi lapaʻau kūpono a kākoʻo paha.