Mea Kākau: Virginia Floyd
Lā O Ka Hana: 12 Aukake 2021
HōʻAno Hou I Ka Lā: 15 Nowemapa 2024
Anonim
How does a PET scan work?
Wikiō: How does a PET scan work?

ʻO kahi scan tomography emission positron kahi ʻano o ka hoʻokolohua kiʻi. Hoʻohana ia i kahi mea radioactive i kapa ʻia he tracer e nānā no ka maʻi i ke kino.

Hōʻike kahi scan tomography emission positron (PET) pehea e hana nei nā meaola a me nā meaola.

  • He ʻokoʻa kēia ma mua o ka MRI a me ka CT scan. Hōʻike kēia mau hoʻokolohua i ke ʻano o, a me ke kahe o ke koko i a mai nā ʻokena.
  • Hoʻohana maʻamau nā mīkini e hoʻohui i nā kiʻi PET a me CT, i kapa ʻia he PET / CT.

Hoʻohana kahi scan PET i kahi liʻiliʻi o ka tracer radioactive. Hāʻawi ʻia ka tracer ma o kahi aa koko (IV). Hoʻokomo pinepine ʻia ka nila i ka loko o kou kuʻe lima. Hele ka mea tracer ma o kou koko a ʻohiʻohi i loko o nā ʻokena a me nā ʻaʻa. Kōkua kēia i ka radiologist e ʻike akāka i kekahi mau wahi.

Pono ʻoe e kali no ka lawe ʻia ʻana o ka tracer e kou kino. Lawe ʻia kēia ma kahi o 1 hola.

A laila, e moe ʻoe ma kahi pākaukau hāiki e heʻe i loko o kahi scanner e like me ke ʻano o ke ana. Kuhi ka PET i nā hōʻailona mai ka tracer. Hoʻololi kahi kamepiula i nā hōʻailona i nā kiʻi 3D. Hōʻike ʻia nā kiʻi ma kahi monitor no kāu mea mālama ola e heluhelu.


Pono ʻoe e moe wahaheʻe i ka wā o ka hoʻāʻo. Hiki i ka neʻe nui loa ke hoʻomālamalama i nā kiʻi a hana i nā hewa.

Pehea ka lōʻihi o ka hoʻāʻo ʻana e pili ana i ka ʻāpana o ke kino e nānā ʻia.

E noi ʻia ʻoe ʻaʻole e ʻai i kekahi mea no 4 a 6 mau hola ma mua o ka scanner. Hiki iā ʻoe ke inu i ka wai akā ʻaʻohe mea inu ʻē aʻe e like me ke kope. Inā loaʻa ʻoe i ka maʻi diabetes, e haʻi aku kāu mea lawelawe iā ʻoe ʻaʻole e lawe i kāu lāʻau maʻi diabetes ma mua o ka hoʻāʻo. E hoʻopili kēia mau lāʻau i nā hopena.

E haʻi i kāu mea hāʻawi inā:

  • Makaʻu ʻoe i nā wahi kokoke (loaʻa claustrophobia). Hāʻawi ʻia ʻoe i ka lāʻau e kōkua iā ʻoe e hiamoe a hoʻoliʻiliʻi liʻiliʻi.
  • Hāpai ʻoe a manaʻo paha ʻoe ua hāpai.
  • Loaʻa iā ʻoe nā maʻi āpau i injye (ʻokoʻa).

E haʻi mau i kāu mea hoʻolako e pili ana i nā lāʻau āu e lawe nei. E hoʻomaopopo i kāu mea hoʻolako e pili ana i nā lāʻau āu i kūʻai ai me ka ʻole o ka lāʻau. I kekahi manawa, hoʻopilikia paha nā lāʻau i nā hopena hōʻike.

ʻIke paha ʻoe i kahi kui ʻoi loa ke waiho ʻia ka nila kuʻi me ka tracer i loko o kou aa.


ʻAʻole loaʻa kahi ʻeha i kahi scan PET. He paʻakikī a anuanu paha ka pākaukau, akā hiki iā ʻoe ke noi i kahi kapa moe a uluna paha.

ʻO kahi intercom i loko o ka lumi e ʻae iā ʻoe e kamaʻilio me kekahi i kēlā me kēia manawa.

ʻAʻohe manawa hoʻōla, ke hāʻawi ʻole ʻia ʻoe i lāʻau e hoʻomaha ai.

ʻO ka hoʻohana maʻamau no ka scan PET no ka maʻi ʻaʻai, ke hana ʻia:

  • E ʻike i ka lōʻihi o ka laha ʻana o ka maʻi ʻaʻai. Kōkua kēia i ke koho ʻana i ke ala lapaʻau maikaʻi loa.
  • E nānā i ke ʻano o ka pane ʻana o kāu maʻi ʻaʻai, i ka wā o ka mālama ʻana a ma hope paha o ka pau ʻana o ka lāʻau.

Hiki ke hoʻohana ʻia kēia hōʻike i:

  • E nānā i ka hana o ka lolo
  • E ʻike i ke kumu o ka epilepsy i ka lolo
  • Hōʻike i nā wahi i loaʻa ke kahe maikaʻi ʻole o ke koko i ka puʻuwai
  • E hoʻoholo inā he maʻi nui a maʻi ʻole paha ka nui o kāu mau māmā

ʻO ka hopena maʻamau ʻaʻohe pilikia i ʻike ʻia ma ka nui, ke ʻano, a me ke kūlana o kahi meaola. ʻAʻohe wahi i ʻohiʻohi maʻamau ʻia ai ka tracer.

Pili nā hopena maʻamau i ka ʻāpana o ke kino e hoʻopaʻa ʻia ana. Nā hopena kūpono ʻole ma muli o:


  • Kanesa
  • Maʻi kīnā
  • Ka pilikia me ka hana a ka meaola

ʻO ka nui o ka pāhawewe i hoʻohana ʻia i ka scan PET e pili ana i ka nui like me ka hoʻohana ʻia i ka hapa nui o nā CT scan. Hoʻohana kēia mau scans i nā tracers pōkole, no laila ua hala ka radiation mai kou kino ma kahi o 2 a 10 mau hola. Loaʻa nā x-ray he nui, CT a PET paha ma kahi o ka manawa e hoʻonui i kou makaʻi no ka maʻi ʻaʻai. Eia nō naʻe, liʻiliʻi ka makaʻu o kēlā me kēia scan NineManga.com Pono ʻoe a me kāu kauka e kaupaona i kēia makaʻu e kūʻē i nā pono o ka loaʻa ʻana o kahi hōʻailona pololei no kahi pilikia olakino.

E haʻi i kāu mea hāʻawi ma mua o ka loaʻa ʻana o kēia hoʻokolohua inā hāpai ʻoe a hānai waiu paha. ʻOi aku ka maʻalahi o nā pēpē a me nā pēpē e ulu ana i ka ʻōpū i ka radiation no ka mea ke ulu mau nei kā lākou meaola.

Kākaʻikahi, loaʻa paha i ka poʻe kahi maʻi maʻi i ka mea tracer. Loaʻa i kekahi poʻe ka ʻeha, ʻulaʻula, a i ʻole ka pehu ʻana ma ka pūnaewele injection.

Hiki ke loaʻa nā hopena wahaheʻe ma ka scan PET. Hiki ke hoʻopili ke kō a me nā pae insulin i nā hopena hōʻike i ka poʻe me ka maʻi kō.

Hana ʻia ka hapa nui o nā scan PET me kahi scan CT. Kapa ʻia kēia scan paʻi hoʻohui ʻia he PET / CT. Kōkua kēia i ka loaʻa ʻana o ka wahi kikoʻī o ka tumo.

ʻO ka tomography emission Positron; ʻO ke kiʻi tumor - PET; PET / CT

Glaudemans AWJM, Israel O, Slart RHJA, Ben-Haim S. Vascular PET / CT a me SPECT / CT. I: Sidawy AN, Perler BA, hua. ʻO Rutherford's Vascular Surgery a me Endotherapy Therapy. 9th ed. Piladelapia, PA: Elsevier; 2019: chap 29.

Meyer PT, Rijntjes M, Hellwig S, Kloppel S, Weiller C. Neuroimaging pono: hana kiʻi magnetic resonance, tomitron emission tomitron, a me hoʻokahi-photon emission compute tomography. I: Daroff RB, Jankovic J, Mazziotta JC, Pomeroy SL, eds. ʻO Bradley's Neurology i ka hana lapaʻau. ʻEpekema 7 Piladelapia, PA: Elsevier; 2016: chap 41.

Nair A, Barnett JL, Semple TR. Ke kūlana o kēia manawa o ke kiʻi thoracic. I: Adam A, Dixon AK, Gillard JH, Schaefer-Prokop CM, eds. ʻO Grainger & Allison's Diagnostic Radiology: He puke aʻo ʻike kiʻi. ʻEpekema 7 Piladelapia, PA: Elsevier; 2021: chap 1.

ʻO Vansteenkiste JF, Deroose C, Dooms C. Positron emission tomography. I: Broaddus VC, Mason RJ, Ernst JD, et al, eds. ʻO Murray a me Nadel's Textbook of Respiratory Medicine. ʻElua huaʻōlelo Piladelapia, PA: Elsevier Saunders; 2016: chap 21.

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