Phetoho e sebetsang ea boemo bo botle ba 'muso ba ho phomola ha bacha ba nang le ho lemalla lipapali tsa inthanete (2013)

PLoS One. 2013; 8 (3): e59902. Doi: 10.1371 / journal.pone.0059902. Epub 2013 Mar 26.

inahaneloang

morero

Tšebeliso e ngata ea marang-rang e hokahantsoe le litlamorao tse fapaneng tse mpe tsa kelello. Phuputso ena e sebelisitse matla a ho phomola a ts'ebetso ea matla a matla a matla a matla a matla a furu (fMRI) ho etsa lipatlisiso tsa hore na ho ikamahanya le ts'ebetso ho fetotsoe ho bacha na le ts'ebeliso ea papali ea chelete ea inthanete (IGA).

mekhoa

Bacha ba mashome a supileng a metso e supileng ba nang le IGA le 24 bacha ba lilemong tsa bocha ba ile ba fuoa scan ninemanga ea 7.3 ea metsotso ea 17 Khokahano ea "posterior cingrate cortex (PCC)" e ne e ikemiselitse ho lithuto tsohle ka ho etsa lipatlisiso ka ho feto-fetoha ha maemo ha molumo oa maemo a tlase a fensetere ea fMRI ho sebelisa mokhoa oa ho tsamaisana le oa nakoana. Ho lekola kamano pakeng tsa ho phahama ha matšoao a IGA le khokahano ea PCC, litšoantšo tse bapisang libaka tse amanang le khokahano ea PCC li ile tsa hokahanngoa le lintlha tsa lithuto tsa 11 le IGA ho Chen Internet Addiction Scale (CIAS) le Barratt Impulsiveness Scale-11 (BIS-XNUMX ) le lihora tsa bona tsa tšebeliso ea inthanete ka beke.

Results

Ho ne ho se na phapang e kholo kabo ea lilemo, bong le lilemo tsa thuto lipakeng tsa lihlopha tsena tse peli. Lihlooho tse nang le IGA li bontšitse tšebeliso e telele ea inthanete ka beke (lihora) (p <0.0001) le CIAS e phahameng (p <0.0001) le BIS-11 (p = 0.01) ho feta litsamaiso. Ha li bapisoa le sehlopha sa taolo, lihlooho tse nang le IGA li bonts'itse ts'ebetso e eketsehileng ea ts'ebetso ho li-cerebellum tse kamorao ho lobe le gyrus ea nakoana. Paloetal lobule e tlase ea linaha tse peli le gyrus e tlase e tlase ea nakoana e bonts'itse phokotso ea khokahano. Khokahano le PCC e ne e hokahane hantle le lintlha tsa CIAS ka ho le letona le nepahetseng, kamorao ho cingate gyrus, thalamus, caudate, nucleus accumbens, sebaka sa tlatsetso ea makoloi le gyrus ea lipuo tse ling. E ne e hokahane hampe le cerebellum anterior lobe e nepahetseng mme e tlohetse parietal lobule e phahameng.

fihlela qeto e

Liphetho tsa rona li fana ka maikutlo a hore bacha ba nang le IGA ba bonts'a mekhahlelo e fapaneng ea phomolo ea boemo ba ts'ebetso ea boko. Ha liphetoho tsena li lumellana ka tsela e fapaneng le ea bakuli ba nang le ts'ebeliso ea lithethefatsi, ba ts'ehetsa maikutlo a hore IGA e le tšibollo ea boitšoaro e ka arolelanang tlhekefetso e ts'oanang ea neurobiological le likhathatso tse ling tse lemalloang.

 

Selelekela

Lilemong tse leshome tse fetileng, lipatlisiso li bokelletse ho fana ka maikutlo a hore tšebeliso e feteletseng ea inthanete e ka lebisa ho holiseng boits'oaro ba boitšoaro [1]. Bokhoba ba marang-rang (IA) bo nkuoa e le ts'okelo e kholo ho bophelo ba kelello, mme ts'ebeliso e feteletseng ea inthanete e hokahane le litlamorao tse fapaneng tse mpe tsa kelello. U sebelisa lipotso tse fumanehang ka lipotso tsa Young's Diagnostic [YDQ][2], Sinmoes et al. o fumane hore 11% ea bacha ba lilemo li 12-ho ea 18 ea Greece o phethile litekanyetso tsa IA [3]. Cao le Su ba fumane hore 2.4% ea bacha naheng ea China e thathamisitsoe e le IA [4]. Shek et al. [5] e tlaleha hore 19.1% ea bacha ba China ba Hong Kong ba na le IA. Ka hona, IA e atile lichabeng tsohle tsa Bochabela le Bophirima, ho bonts'a hore ke tlokotsi ea lefats'e e lokelang ho tsotelloa haholoanyane [6].

Haufinyane tjena, "tlhekefetso ea boitšoaro bo sa amaneng le lithethefatsi" e hlahisitsoe ho ts'ebetso ea kelello [7]. Ho fapana le tumelo e atisang ho lumeloa ea hore bokhoba ba tahi bo ikemiselitse ho itšetleha ka lithethefatsi le lintho tse ling tsa lik'hemik'hale, lentsoe "ho lemalla" le sebelisitsoe ho bolela mefuta e mengata ea boits'oaro bo feteletseng, joalo ka ho becha.[8], papali ea video e bapalang[9], thobalano le boits'oaro bo bong. Leha litekanyetso tse joalo tsa boits'oaro li sa kenyeletse ts'ebeliso ea lithethefatsi kapa motsoako oa lik'hemik'hale, sehlopha sa bafuputsi se boletse hore likarolo tse ling tsa bokhoba ba boitšoaro bo ts'oana le bokhoba ba lithethefatsi kapa tsa litlolo.[10]. Ba bang ba boletse hore batho ba lemaletseng boitšoaro ka ho fapana ba arolelana matšoao a itseng mme ba tla ba le litlamorao tse tšoanang ho batho ba lemaletseng joala le lithethefatsi tse ling, ho kenyelletsa le boits'oaro bo hatellang.

Bothata ba ho lemalla marang-rang (IAD) ke bothata ba bophelo bo botle ba kelello bo lokeloang ke lipatlisiso tse ling tsa saense. Kannete, ho ata ha IAD ho hapile tlhokomelo e kholo hoo e lokelang ho kenyelletsoa ho DSM-V[11]. Lithuto tse nang le phetoho e fana ka monyetla ho feta tlhahlobo ea setso le mekhoa ea lipatlisiso tsa boitsoaro hobane e etsa hore ho khonehe ho khetholla likarolo tse itseng tsa boko tse nkang karolo ho ntšetseng pele le ho boloka tšebeliso ea tahi. Thutong ena, re sebelisitse matla a ho phomola a sebetsang ka matla a naha (fMRI) ho fuputsa marang-rang a default mode (DMN) ho bacha ba IGA. Morero oa thuto ena e ne e le 1) ho etsa lipatlisiso mabapi le khokahano ea tšebetsong ea boemo ba leholimo (FC), 2) ho hlahloba hore na ho na le liphetoho tse lumellanang le tse bonoang ho bakuli ba nang le ts'ebeliso ea lithethefatsi le 3. likamano lipakeng tsa FC e fetotsoeng le litloaelo tsa boits'oaro le botho ho lithutong tsa IAD.

 

Lisebelisoa le mekhoa

Lihlooho

Lintlha tsohle li ile tsa nkuoa ho tsoa Lefapheng la Bana le Bacha ba Psychiatry ba Shanghai Mental Health Center. E ne e le 14 ho isa lilemong tsa 17. Re bonts'a lithuto tse leshome le metso e supileng tseo boitšoaro ba tsona bo lumellanang le lintlha tsa DSM-IV bakeng sa IA ho latela lintlha tse ntlafalitsoeng tsa tlhahlobo ea tlhaiso ea Inthanete (ke hore, li-YDQ) ka Beard [12]. Batho ba phetseng hantle ba lilemo li mashome a mabeli a metso e mene le ba batona ba phetseng hantle ba bong bo fapaneng ba se nang nalane ea malapa kapa ea malapa ea mafu a kelello le bona ba hlalositsoe e le sehlopha sa taolo. Lihlooho tsohle li ne li tšoeroe ka letsoho le letona 'me ha ho le ea mong oa bona ea tsubang.

Potso ea mantlha ea tlhaiso-leseling e ile ea sebelisoa ho bokella tlhaiso-leseling ea palo ea batho joaloka bong, lilemo, selemo sa ho qetela sa sekolo se phethetsoe, le lihora tsa tšebeliso ea inthanete ka beke. Boithuto bona bo amohetsoe ke Komiti ea Boitšoaro ea Sepetlele sa Ren Ji Sepetlele sa Sekolo sa Bongaka sa Shanghai Jiao Tong University. Barupeluoa le batsoali ba bona kapa bahlokomeli ba molao ba ile ba tsebisoa ka sepheo sa thuto ea rona pele ho etsoa tlhahlobo ea miconon imagingance imaging (MRI). Ho ile ha fumanoa tumello e felletseng le e ngotsoeng ho tsoa ho batsoali kapa bahlokomeli ba molao ba karolo e 'ngoe le e' ngoe.

Mekhoa ea ho kenyelletsa le ho khetholla

Lithuto tsohle li ile tsa etsa tlhahlobo e bonolo ea 'mele ho kenyeletsoa khatello ea mali le litekanyo tsa sekhahla sa pelo,' me tsa botsoa ke ngaka ea mafu a kelello mabapi le nalane ea bona ea bongaka ea mathata a methapo, koloi, tšilo ea lijo, ho hema, ho potoloha, endocrine, mathata a moroto le a ho beleha. Ka mor'a moo ba ile ba hlahlojoa bakeng sa mathata a kelello le Puisano ea Machabeng ea Mini International Neuropsychiatric bakeng sa Bana le Bacha (MINI-KID)[13]. Mekhoa ea ho kenyelletsa e ne e kenyelletsa nalane ea ts'ebeliso e mpe ea lithethefatsi kapa ho ts'epa, ho pepetoa sepetlele bakeng sa mafu a kelello, kapa nalane ea mafu a kelello, a kang lefu la kelello, khatello ea maikutlo, lefu la ho tšoenyeha le liketsahalo tsa kelello. Lithuto tse nang le IAD ha lia ka tsa phekoloa ka psychotherapy kapa meriana efe kapa efe.

Potso ea tlhahlobo ea lefutso bakeng sa IA e fetotsoe ho tsoa ho lintlha tsa DSM-IV bakeng sa papali ea papali ea methapo ea maoto ke Young [2]. YDQ eo re e sebelisitseng e ne e e-na le lipotso tse robeli "e," kapa "che" tse fetoletsoeng ka Sechaena. E kentse lipotso tse latelang: (1) Na u ikutloa u kenelletse inthaneteng, joalo ka ha u hopotsoa ka ho hopola tšebetso e fetileng ea inthanete kapa takatso ea lenaneo le latelang la inthanete? (2) Na u ikutloa u khotsofetse ka tšebeliso ea hau ea inthanete haeba u eketsa nako ea hau ea inthanete? (3) Na u hlotsoe ho laola, ho fokotsa kapa ho tlohela ts'ebeliso ea inthanete khafetsa? (4) Na o ikutloa o tšohile, o le moea o tepelletsang, o tepelletse maikutlo kapa o le monyebe ha o leka ho fokotsa kapa ho tlohela ts'ebeliso ea inthanete? (5) Na u lula marang-rang nako e telele ho feta kamoo o neng o rerile qalong? (6) Na u kile oa ipeha kotsing ea ho lahleheloa ke kamano ea bohlokoa, mosebetsi, thuto kapa monyetla oa mosebetsi ka lebaka la Marang-rang? (7) Na o thetsitse litho tsa lelapa la hau, setsebi sa bongaka, kapa batho ba bang ho pata 'nete ea ho kenya letsoho ha hau Inthaneteng? (8) Na u sebelisa marang-rang e le tsela ea ho baleha mathata kapa ea ho imolla letsoalo (mohlala, maikutlo a ho hloka thuso, letsoalo, ho tšoenyeha kapa khatello ea maikutlo)? Mocha o tiisitse hore likarabo tse hlano kapa ho feta tsa "e" lipotsong tse robeli li bonts'a mosebelisi ea tšepahalang. Hamorao, Beard le Wolf [12] e fetotse lintlha tsa YDQ ho bolela hore ba arabileng ba arabileng ka "e" ho lipotso tsa 1 ka 5 le bonyane e le 'ngoe ea lipotso tse tharo tse setseng li lokela ho thathamisoa e le ba nang le bothata ba IA.

Liteko tsa boitšoaro le tsa botho

Ho ile ha sebelisoa lipotso tse 'ne ho lekola litšobotsi tsa boitšoaro ba motho le karolo tsa bona, e leng Chen Internet Addiction Scale (CIAS)[14], Scale ea ho Tšoenyeha ka Boithati (SAS)[15], Boemo ba ho Fokotsa Tekanyo (SDS) [16], le Barratt Impulsiveness Scale-11 (BIS-11) [17]. Mekotla eohle ea lipotso e qalile e entsoe ka Senyesemane ebe e fetoleloa ka Sechaena.

Ho fumana MRI

MRI e ile ea etsoa ho sebelisoa skena sa 3T MRI scanner (GE Signa HDxt 3T, USA). Coil e tloaelehileng ea hlooho e nang le marapo a foam e ne e sebelisetsoa ho thibela hlooho ho tsamaea. Nakong ea phomolo ea boemo ba leholimo ea fMRI, lithuto li ile tsa laeloa hore li lule li koalehile mahlo, li lula li sa sisinyehe, li lule li falimehile, 'me li se ke tsa nahana ka letho. Morero oa "gradient echo-planar" oa marang-rang o sebelisitsoe bakeng sa ho nahana ka mokhoa o sebetsang. Linoko tse mashome a mararo a metso e mene tse fetohang [nako ea ho pheta-pheta (TR) = 2000 ms, echo time (TE) = 30 ms, lebaleng la pono (FOV) = 230 × 230 mm, 3.6 × 3.6 × 4 mm voxel size -Posterior commissure line e ile ea fumanoa. Tlhahlobo e 'ngoe le e' ngoe ea fMRI e nkile 440 s. Mananeo a mang a 'maloa a ile a boela a fumanoa, ho kenyeletsoa (1) sagittal T1-e nang le boima ba 3D-magnetization e lokiselitseng ho fumana ka potlako gradient echo tatellano [TR = 9.4 ms, TE = 4.6 ms, flip angle = 15 °, FOV = 256 × 256 mm, 155 mm slices, 1 × 1 × 1 mm voxel size], (2) axial T1-weighted fast field echo sequices [TR = 331 ms, TE = 4.6 ms, FOV = 256 x 256 mm, 34 x XUMUMX 0.5 size voxel], le (0.5) axial T4W turbo spin-echo tatelano [TR = 3 ms, TE = 2 ms, FOV = 3013 x 80 mm, 256 slices, 256 × 34 × 0.5 mm voxel size].

Tlhahlobo ea litšoantšo

Mehlala e 'meli t-I liteko li sebelisitsoe bakeng sa papiso ea sehlopha ho hlahloba liphapang tsa palo ea batho lipakeng tsa lihlopha tsena tse peli, le χ2-liteko li sebelisitsoe bakeng sa papiso ea bong. E na le mehatla e 'meli p- Boholo ba 0.05 bo ne bo nkuoa bo le bohlokoa ho lipalo bakeng sa tlhahlobo eohle.

Litšoantšo tsa MRI scansural brain (T1- le T2-weighted) li ile tsa hlahlojoa ke litsebi tse peli tse nang le boiphihlelo ba li-neuroradi. Ha ho litlolo tse mpe tse fetelletseng tse ileng tsa bonoa sehlopheng ka seng. Mosebetsi o ntlafalitsoeng oa MRI o ile oa etsoa ho sebelisoa Mothusi oa Ts'ebetso ea data bakeng sa Phomolo ea Naha ea FMRI V 2.0 (YAN Chao-Gan, http://www.restfmri.net), e kopantsoeng le sesebelisoa sa MRIcroN (Chris Rorden, http://www.mricro.com), 'mapa oa lipalopalo tsa lipalopalo (SPM5; Lefapha la Wellcome la Imaging Neuroscience, London, UK), le resting-State fMRI Analys Toolit ea Boitsebiso (REST V1.8 software, Song et al., http://www.restfmri.net).

Likarolo tsa 10 tsa pele tsa nako e 'ngoe le e' ngoe e sebetsang ea nako li ile tsa lahloa ka lebaka la ho tsitsipana ha lets'oao la MRI la pele le ho feto-fetoha ha maemo ha karolo ha seabe ha barupeluoa. Lintlha tse tsoang mochining o mong le o mong oa fMRI o ne o e-na le lintlha tsa nako tsa 220, 'me litšoantšo tse setseng tsa 210 li ntlafalitsoe. Litšoantšo li ile tsa lokisoa kamora nako ea ho sesa le ho fetisetsoa setšoantšong sa pele ka khalemelo e tiileng ea 'mele oa hlooho ea maoto (tlhahiso ea data ea mokuli e kholo ho feta 1 mm ka phetolelo e kholo ho x, y, kapa z, kapa 1 ° potoloho e potolohileng ka mehele e meraro e ile ea lahloa). Ha ho motho ea nkang karolo ea ileng a qheleloa ka thoko ka lebaka la motsamao. Litšoantšo tse sebetsang li ne li hlophisitsoe ka mokhoa o tloaelehileng sebakeng sa stereotaxic anatomical Montreal Neurological Institute (MNI). Metsi a tloaelehileng a ile a hlophisetsoa ka boholo ba 3 mm x 3 mm x 3 mm. Litšoantšo tsa echo-planar li ile tsa ntlafatsoa ka mokhoa o hlakileng li sebelisa sefahleho sa isotropic Gaussian sa 4 mm ka bophara bo lekanang ka halofo e kholo.

Lenaneo la nako ho voxel e 'ngoe le e' ngoe le ile la hlakoloa hore le lokisoe ke ho tsamaea ha mola ka nako. Li-covariate tse robong tsa mathata (liphatlalatso tsa nako ea letšoao la lefats'e, taba e tšoeu, mokelikeli oa "cerebrospinal" le methapo e tšeletseng ea motsamao) li ile tsa ngolisoa ka tatellano ho tloha lenaneong la nako[18], [19]. Kamora moo, ho hloekisoa hoa nakoana (0.01-0.08 Hz) ho ile ha sebelisoa lethathamong la li-voxel ka leng ho fokotsa matla a ho theoha hoa molumo o tlase le lerata le phahameng la lerata.[8], [20]-[22]

Template ea PCC, e neng e na le libaka tsa Brodmann 29, 30, 23, le 31, e ile ea khethoa e le setereke sa thahasello (ROI) sebelisa software ea WFU-Pick Atlas[23]. Lenane la li-oxygenation-based level-time lipontšo ka li-voxels kahare ho sebaka sa peo li ile tsa kenyelletsoa ho etsa lethathamo la nako. Bakeng sa thuto e 'ngoe le e' ngoe le karolo ea peo, 'mapa oa khokahano o hlahisitsoe ka ho kopanya likhokahano tsa khokahano lipakeng tsa nako ea ho buoa le nako ea tatellano ea nako ho tsoa ho li-voxels tse ling tsa boko. Li-coefficients tsa likhohlano li ile tsa fetoloa hore li z mekhoa e sebelisang Fisher's z-Likakanyo tsa ho ntlafatsa tloaelo ea phetiso[22]. Motho ka mong z-scores li kentsoe ho SPM5 bakeng sa sampole e le 'ngoe t-Tlhahlobo ea ho khetholla likarolo tsa boko ka khokahano ea bohlokoa ho PCC sehlopheng ka seng. Lintlha tsa motho ka mong li boetse li kentsoe ho SPM5 bakeng sa tlhahlobo ea phello e sa sebetseng le mehlala e 'meli tLiteko tsa ho tseba libaka tse bonts'ang phapang e kholo mabapi le PCC lipakeng tsa lihlopha tsena tse peli. Khalemelo e ngata ea lipapiso e entsoe ka ho sebelisa lenaneo la AlphaSim ho Analysis of Functional Neuroimages software, joalo ka ha ho laetsoe ke lits'oants'o tsa Monte Carlo. Limmapa tsa lipalopalo tsa mehlala ena e 'meli t-Test li entsoe ka mokhoa o kopaneng oa p<0.05 le boholo bo tlase ba sehlopha sa li-voxels tse 54, tse fanang ka moeli o lokisitsoeng oa p<0.05. Libaka tse bonts'ang liphapang tsa lipalo li ile tsa patoa ho li-template tsa MNI. CIAS e ntlafalitsoeng ke Chen e na le lintho tse 26 sekaleng sa Likert tse 4. Kakaretso ea lipalo tsa eona e tloha ho 26 ho isa ho 104 mme e emela boima ba tahi ea inthanete. Boithuto ba pejana bo bontšitse hore bakuli ba nang le IA ba na le ts'oaetso ea ho laola maikutlo [24]. Ka hona, bapisa litšoantšo tse emelang libaka tsa khokahano lipakeng tsa tikoloho ea peo le CIAS le lintlha tsa BIS-11 le lihora tse sebelisang inthanete ka beke (lihora) li hlahisitsoe bakeng sa lithuto tsa 17 le IGA ho lekola likamano lipakeng tsa matšoao a IGA, impulsivity, le khokahano ea PCC, o sebelisa monyako oa p<0.05 AlphaSim e lokisitsoe.

 

Results

Mehato ea boipaballo le boits'oaro

Lethathamo 1 e thathamisa litekanyetso tsa palo ea batho le boits'oaro bakeng sa IGA le lihlooho tsa taolo. Ho ne ho se na phapang e kholo kabo ea lilemo, bong le lilemo tsa thuto lipakeng tsa lihlopha tsena tse peli. Bafo ba nang le IGA ba sebelisitse lihora tse ngata tsa ts'ebeliso ea inthanete ka beke (p <0.0001) mme ba bile le CIAS e phahameng (p <0.0001) le BIS-11 (p = 0.01) tse ngata ho feta taolo. Ha ho phapang lipakeng tsa SAS kapa lintlha tsa SDS tse fumanoeng lipakeng tsa lihlopha.

ponahalo e nyane

Tafole 1. Sebopeho sa batho ba nang le seabo le boits'oaro.

doi: 10.1371 / journal.pone.0059902.t001

Pakeng tsa sehlopha sa tlhahlobo ea khokahano ea PCC

Tlhahlobo ea pakeng tsa sehlopha e entsoe ho sebelisoa liteko tsa liteko tse peli ho SPM5. Ha ho bapisoa le sehlopha sa taolo, lithuto tse nang le IGA tse bonts'itsoeng li ile tsa eketseha FC ho patala ea pelo ea motho ea bohareng le ea nakoana ea moea. Ts'ebetso ea bona e tlase ea "parietal lobule" ea lefatše le bonono bo tlase bo tlase bo bonts'itseng bo bonts'itse ho fokotseha hoa kgokahanyo ((Lethathamo 2 'me Setšoantšo sa 1).

ponahalo e nyane

Setšoantšo sa 1. Phapang ea bohlokoa pakeng tsa sehlopha le khokahano e sebetsang pakeng tsa lithuto tsa taolo e phetseng hantle le ba nang le IGA.

Ha ho bapisoa le sehlopha sa taolo, lithuto tse nang le IGA tse bonts'itsoeng li ile tsa eketseha FC ho patellout eabe ea pelo e bohareng le gyrus e bohareng ea moea. Likarolo tse 'maloa le tsona li bonts'itse ts'ebelisano e fokotsehile, ho kenyeletsoa le parietal lobule e ikemetseng ea lefatše le boemo bo tlase bo tlase ba nakoana. (p<0.05, Ho lokisa AlphaSim). Mekoallo ea t-score e bontšoa ka ho le letona. Bofubelu bo bontša IGA> taolo 'me' mala o moputsoa o bontša IAD

doi: 10.1371 / journal.pone.0059902.g001

ponahalo e nyane

Tafole 2. Phapang ea bohlokoa pakeng tsa sehlopha le khokahanyo e sebetsang pakeng tsa likarolo tse itseng tsa boko le bokantle ba cingrate cortex.

doi: 10.1371 / journal.pone.0059902.t002

Kamano lipakeng tsa khokahano ea PCC le CIAS le lintlha tsa BIS-11 le lihora tse ngata tsa tšebeliso ea inthanete ka beke lithutong le IGA

Khokahano le PCC e ne e hokahane hantle le lipalo tsa CIAS ka nepo e nepahetseng, posterior cingulate gyrus, thalamus, caudate, nucleus kukusanya, sebaka sa tlatsetso sa motor (SMA), le lingcy gypus, mme e ne e hokahane hampe ka ho le letona la cerebellum anterior lobe mme le letšehali. parietal lobule (Lethathamo 3 'me Setšoantšo sa 2). Ha ho na khokahano ea bohlokoa pakeng tsa khokahano le PCC le BIS-11 lintlha kapa lihora tsa tšebeliso ea inthanete ka beke.

ponahalo e nyane

Setšoantšo sa 2. Libaka tsa methapo eo ho eona khokahano ea tšebetsong ea PCC e amanang le lintlha tsa CIAS haholo lithutong le IGA.

(p<0.05, AlphaSim-e lokisitsoe).

doi: 10.1371 / journal.pone.0059902.g002

ponahalo e nyane

Tafole 3. Libaka tsa brain tseo ho tsona khokahano e sebetsang le PCC e amanang le lintlha tsa CIAS lithutong tse nang le IGA.

doi: 10.1371 / journal.pone.0059902.t003

Tlhokomeliso: Karolo e nepahetseng ea setšoantšo e emela lehlakore le letšehali la mokuli. PCC = posterior cingrate cortex; IGA = Papatso ea papali ea marang-rang; CIAS = Chen Inthanete ea ho Lemalla Inthanete.

 

Puisano

Patlisiso e fumanehang e bontša hore tšebeliso e feteletseng ea inthanete e ka lebisa ho holiseng boits'oaro ba boitšoaro [25], [26]. Batho ba nang le IAD ba bonts'a likarolo tsa kliniki tse kenyelletsang ho lakatsa, ho tlohela, le ho mamella[11], [27], ho eketseha ha khatello [28], le ts'ebetso e hlokofatsang ea kelello mesebetsing e kenyeletsang ho nka liqeto tse kotsi[29]. A mang a matšoao ana esale a amahanngoa le bokhoba bo amanang le lithethefatsi [30]. IA e na le letoto la liketsahalo tsa Inthanete tse ka bakang ho kula, joalo ka papali ea chelete, ho ea mabenkeleng, ho becha kapa ho etsa metsoalle inthaneteng. Papali ea papali e emela karolo ea IA e hahetsoeng, 'me papatso ea papali ea lipapali e bonahala e le sebopeho se ithutoang haholo sa IA ho fihlela joale [31]. Lilemong tsa morao tjena, IAD e atile haholo lefats'eng ka bophara mme ho ananeloa ha phello ea eona e senyang basebelisi le sechaba ho eketsehile ka potlako. Leha ho le joalo, mochine oa neurobiological oa IAD ha o so hlakisoe ka botlalo.

Bafuputsi ba bang ba tšehetsa taba ea hore IAD e kopanela litšebelisanong tse tšoanang le tsa neurobiological le mathata a mang a ho lematsa. Hou et al.,[32] maemo a polelo ea dopamine transporter (DAT) ka har'a striatum a ne a le tlase haholo ho batho ba nang le IAD ba sebelisang 99mTc-TRODAT-1 single Photon emission computed tomography brain scans. Matsatsi a DAT a bapala karolo ea bohlokoa ho tsamaiso ea maemo a dopamine ea striatal synaptic [33], 'me li' nile tsa sebelisoa e le matsoao a liteishene tsa dopamine [34]. Palo e fokotsehileng ea li-membrane tsa lisele tsa lisele e kanna ea ba ea bonts'a ho lahleheloa ke dopamine terminal tahlehelo kapa ho senyeha hoa tsamaiso ea dopaminergic, eo hape e fumanoeng tlatsong e amanang le lithethefatsi. [35]. Hobane dopamine e atileng ea extracellular dopamine e amana le litlhaloso tse tlisoang ke moputso, tse kang ho phahama le ho thaba haholo. [36], batho ba nang le IAD le bona ba ka ba le thabo e kholo joaloka maemo a dopamine ea extracellular dopamine ka keketseho ea striatum. Bakuli ba nang le ts'ebeliso ea marang-rang ea methapo ba bontšitse boemo bo phahameng ba dopamine ho "ventral striatum" nakong ea papali ea chelete[37]. Lithuto tsa ho nahana ka Positron emission tomography li fumane ho eketseha ha dopamine ka striatum nakong ea papali ea video [38].

Bafuputsi ba bang [39]-[44] ba sebelisitse fMRI ea phomolo ho bakuli ba itšetlehileng ka lintho hore ba utloisise mehato ea eona le ho thusa ho hlalosa bofokoli ba eona ba boits'oaro le neuropsychological. Boithuto bo 'maloa bo bontšitse libaka tsa bohlokoa tsa boko tse nahanoang ho nka karolo literekeng tsa ho lemalla, joalo ka li-nucleus accumbens [45], dorsal striatum, le preortal cortex (PFC) [46], [47]. Liphetho tse fanoeng ke Zhang et al.,[39] e bonts'itse phapang ea ts'ebetso lipakeng tsa li-heroin tse itšetlehileng ka bophelo bo botle le tse phetseng hantle, libakeng tse kenyellelitsoeng ke orbitof Pambal cortex (OFC), cingulate gyrus, libaka tsa pele le tsa likarolo tse kang anterior cingulate cortex (ACC), hippocampal / parahippocampal libakeng, amygdala, caudate, putamen, posterior insula, le thalamus. Libaka tsena li kenelletse marangrang a boko a fumanang moputso, tšusumetso, ho ithuta le ho hopola, le taolo ea lipotoloho tse ling. Tanabe et al.,[40]e fumane hore ts'ebeliso ea nikotine e ne e amahanngoa le ts'ebetso e fokotsehileng libakeng tse kahare ho DMN le keketseho ea mesebetsi libakeng tse eketsehileng. Ba khothalelitse hore litlamorao tsa nikotine, ha ho e-na le ts'usumetso ea pono kapa ts'ebetso e matla, li fana ka maikutlo a hore litlamorao tsa eona tsa kelello li ka kenyelletsa phetoho ho tloha marang-rang a sebetsanang le tlhaiso-leseling ea kahare ho ea ts'ebetso ea tlhaiso-leseling ea kantle. Phuputso e 'ngoe e tlalehile hore batho ba tsubang ba ne ba e-na le kamano e ngata ho feta batho ba sa tsubeng pakeng tsa marang-rang a marang-rang a cariex le makhopho a batho ba sa tsubeng. Batho ba tsubang ba nang le motsoako o moholo ka ho fetisisa oa mPFC o tlohang letsohong le letšehali o bile le ts'ebetso e ngata haholo ea ho tsuba e lekantsoeng nakong ea ho tsuba ha fMri ea ho tsuba ea ho tsuba.[41]. Phuputso e entsoeng ke Ko CH et al., [48] tekolo e lekantsoeng ea likhopolo tsa takatso e matla ea ho bapala lipapali tsa inthanete lithutong le IGA. Liphetho tsa bona li bonts'itse hore bilateral dorsolateral prefrontal cortex (DLPFC), precuneus, parahippocampus, posterior cingulate le cingate e nepahetseng ea ka ntle e ile ea kenngoa ts'ebetsong ho arabela likhalase tsa papali sehlopheng sa IGA ka mokhoa o neng o le matla ho feta sehlopheng se laolang. Kahoo, liphumano tsena li fana ka maikutlo a hore matla a ts'ebetso ea methapo ea IGA a tšoana le a mafu a tšebeliso ea lithethefatsi.

Ho ipapisitsoe le mohlala o hlahisitsoeng ke Volkowet al.,[49] mekhoa e mengata ea methapo ea kutlo e ka tsamaisa takatso ea papali ea cue. Tsena li kenyelletsa libaka tsa ts'ebetso ea pono joalo ka occipital lobe kapa li-precuneus tse hokahanyang likhalase tsa tlhaiso-leseling kahare, le lits'ebetso tsa mohopolo tse kenyeletsang hippocampus, parahippocampus, kapa amygdala le tse fanang ka mehopolo ea maikutlo le tlhahisoleseling ea maemo a lipapali. E boetse e kenyelletsa lits'ebetso tsa moputso joalo ka tsamaiso ea maoto le ea morao-rao e lumellang tlhahlobo ea tlhaiso-leseling e amanang le papali mme e fana ka litebello le bohlokoa ba moputso, hape li kenyelletsa lits'ebetso tse susumetsang tse kang cterate ea ka ntle le orbital ea pele e laolang takatso ea papali. . Kamora nako, litsamaiso tsena li kenyelletsa litsamaiso tse kholo tse kang DLPFC le preortal cortex e lumellang motho ho etsa moralo oa ho kena inthaneteng bakeng sa papali.

Re fumane lithuto tse nang le IGA e bonts'itsoeng e ntseng e eketseha ea FC ho ea kahare ea li-cerebellum posterior lobe le tempry ea nakoana ea moea. Sebaka se ikhethileng sa parietal lobule ea lefatše ka bobeli le bonono bo tlase bo tlase bo tlase bo bonts'itse ts'ebelisano e fokotsehile ha e bapisoa le sehlopha se laolang. Khokahano le PCC e ne e hokahane hantle le lintlha tsa CIAS, tse amanang le botebo ba IGA, ka tatellano e nepahetseng, posterior cingulate gyrus, thalamus, caudate, nucleus accumbens, sebaka sa tlatsetso sa motor, le gyrus ea ling. Li ne li matahantsoe hampe le "cerebellum anterior lobe" e nepahetseng mme li siiloe li le poraetal lobule.

Mesebetsi ea "cerebellum" ha e felle feela ho sisinyeha le ho leka-lekana, kaha e boetse e bapala karolo ea bohlokoa mererong ea maikutlo le ea kelello [50], [51]. E fumana mohopolo ho tsoa lits'ebetsong tsa methapo ea kutlo le likarolo tse ling tsa boko, 'me e kopanya likhakanyo tsena le ts'ebetso ea koloi e tsamaeang hantle[52]. Ka mor'a nako, "cerebellum" e kenella haholo taolong ea kelello[53], ts'ebetso ea matšoao, le ho boloka mekhoa ea ho ikhopotsa mantsoe ka mantsoe[54]. Phallo ea mali (rCBF) ho hlakile hore e eketseha ka har'a cerebellum ha ho lakatsa ho ts'oaroa ke cueine cue [55]. Paradiso le Takeuchi ba pheha khang ea hore ts'ebetso ea ts'ebetso ea "cerebellar" e ka amana le ts'ebetso ea maikutlo le tlhokomelo nakong ea ho kenella ha cue [56], [57]. Patlisisong mabapi le liphetoho tsa tikoloho homogeneity (Reho) ea boikoetliso ba mmuso bo maemong ho IGA[58], ho ile ha eketsoa Reho ka mokokotlong oa mokokotlo oa ka morao. Sena se fana ka maikutlo a hore "cerebellum" e bapala karolo ea bohlokoa molemong oa ho lakatsa ho susumetsoa ke IGA, haholo-holo nakong ea ho lokisa, ho bolaoa, ho hopola mohopolo[59], le lits'ebetso tse ntle tsa makoloi tse fetotsoeng ke li-extrapyramidal system. Re fumane keketseho ea FC mokokotlong oa kahare oa naha, empa khokahano e mpe ho "cerebellum" ea anterior lobe e nang le lintlha tsa CIAS. Leha libaka li ne li fapane, ho ea ka ts'ebetso ea cerebellum, ho bile le phapang ea bohlokoa ho feta tekanyo ea medali-ho-ea morao. Kahoo, khang ena e ke ke ea netefatsoa thutong ena ea hona joale mme e hloka ho fuputsoa ke thuto e latelang.

Gragus ea moea oa naha e bohareng ea naha e bonts'itse FC e nyolohileng lithutong le IGA, empa gyrus e nepahetseng ea maemo a tlase e bonts'a FC e fokotsehile. Gyrus e tlase ea temporiki ke e 'ngoe ea maemo a holimo a phallo ea ts'ebetso ea audio le pono, mme e amana le pontšong ea likarolo tse thata tsa ntho[60]. Dong et al. a fumanwa a fokotsehile kahara moferefere o tlase oa temporiki ea nakoana, mme ba ngotse hore e fokotse ReHo libakeng tsa boko tse bonono- le tse tsamaisanang le mantsoe li ka fana ka tlhahiso ea hore phokotso e fokotsehileng lithutong le IGA e kanna ea ba lebaka la nako e telele ea papali e bapala [58]. Liphetho tsa rona li lumellana ka tsela e itseng le tšibollo ena, e lokelang ho hlahlojoa lithutong tsa kamoso.

Re fumane FC e fokotsehile parietal lobule e ikhethileng habeli, mme FC ea parietal lobule e phahameng e setseng e kenyeletsa PCC e ne e amana hantle le lintlha tsa CIAS. Boithuto bo fapaneng bo fumane hore parietal lobe e nkile karolo e kopantsoeng mesebetsing ea visuospatial. Liphetoho tsa boemo ba ntho e shebiloeng li ka lebisa ts'ebetsong e matla ea linaha tse peli tsa parietal cortex e phahameng[61]. Olson et al.,[62]o fumane hore parietal lobe e phethile karolo ea bohlokoa mohopolong oa nakoana. Ntle le moo, bafuputsi ba bang ba nahana hore parietal cortex e ka bapala karolo ea ho laola tlhokomelo kapa ho thibela likarabo tsa makoloi nakong ea mesebetsi e thibelang karabelo.[63], [64].

Khokahano le PCC e ne e hokahane hantle le lintlha tsa CIAS ka nepo e nepahetseng, posterior cingulate gyrus, thalamus, caudate, nucleus accumbens, SMA, le gyrus ea ling. Bongata ba libaka tsena ke karolo ea tsamaiso ea moputso[65]. The precuneus e amahanngoa le litšoantšo tse bonoang, tlhokomelo, le ho khutla ha mohopolo. E nka karolo ts'ebetsong ea pono mme e kopanya likhopotso tse amanang. Patlisiso e fana ka maikutlo a hore li-precuneus li kentsoe ts'ebetso ea lipapali, li kopanya lintlha tse khutlisitsoeng, 'me li kenya letsoho litakatsong tsa lipapali tsa inthanete.[66]. Joaloka karolo e bohareng ea DMN e reriloeng, PCC e ts'ehetsoa lits'ebetsong tsa tlhokomelo. Boithuto bo fetileng bo bontšitse hore li-neuron tsa PCC li amohela kamohelo ea moputso, boholo le pono ea moea ea pono [67], [68]. Lithuto tse fetileng li fumane hore thalamus e bapala karolo ea bohlokoa ts'ebetsong ea moputso [69] le boits'oaro bo lebisitsoeng ho sepheo, hammoho le mesebetsi e meng e mengata ea kelello le ea koloi [70]. Dong et al.,[71] o fumane ho sa tloaelehang ha thalamo-cortical circry lithutong le IGA, ho fana ka maikutlo mabapi le meelelo ea kutloelo-bohloko. Ts'ebetso ea striatum e tlalehiloe nakong ea phatlalatso ea moputso, ho lelekisa liphoso tsa ho bolela moputso, le maemong a thata a papali ea chelete. [72], [73] Haufinyane, ho bile le tlhahiso ea hore striatum e kenyelletsa mosebetsi oa ho hlopha litlatsetso ho e-na le ho ba le karolo e ikhethang ho ts'ebetsong moputso ka se[74]. Litokisetso tsa ketso bakeng sa moputso li ka fetolela tšebetso maemong a bokong joalo ka dorsal striatum.[75]-[77]. Boithuto ba thibelo ea karabo bo sebelisang fMRI esale bo fumane hore SMA ea pele e bohlokoa bakeng sa khetho ea boits'oaro bo nepahetseng, ho kenyelletsa ho fana ka likarabo tse nepahetseng le tse thibelang likarabo tse sa lokelang [78].

Gyrus e fumanehang ke sebaka se bonoang. Pele re ne re fumana phapang pakeng tsa taba e putsoa puong e putsoa ka har'a lithuto tse phetseng hantle ha li bapisoa le tsa IAD [79], [80]. Sebaka sena se kopanyang sa bonono se bile le tšusumetso ho schizophrenia[80]-[83]. Phuputso e le 'ngoe[83] o bontšitse ho eketseha ha morusu le ho fokotsa botebo ba sebopeho sa puo, se atolositseng liphumano tse fetileng tsa morphology oa tikoloho ea lingiling ho schizophrenia[84]. Sebaka sa tokelo sa parahippocampus le gualus se bonts'itsoe ho kenya letsoho ho li-network tse nepahetseng tsa hemispheric tse arolelanang mesebetsi ea maikutlo [85]. Ntle le moo, Seiferth et al. [86] e bonts'itse hore "gyrus" e nepahetseng ea puo e sebelisitsoeng hantle nakong ea khethollo ea maikutlo lithutong tse kotsing e kholo.

Litla-morao tsa FC PC ea PCC le mPFC le ACC ha lia ka tsa fumanoa thutong ea hona joale. Sena se kanna sa hlahisoa ke boholo ba sampole e fokolang le ho teba ha IAD ho barupeluoa ha ho bapisoa le lithuto tseo re li hlahlobileng pejana [25], [48], [57].

Meeli ea thuto

Ho na le meeli e 'maloa e lokelang ho boleloa thutong ena. Taba ea pele, tlhahlobo ea IAD e ne e thehiloe haholo lipotsong tsa lipotso tse itlhalosoang, tse ka bakang karohano e itseng. Taba ea bobeli, mohlala oa mohlala o ne o nyane, o ka fokotsang matla a tlhahlobo ea lipalo le ho sitisa tse fumanoeng. Ka lebaka la meeli ena, liphetho tse tlalehiloeng li lokela ho nkuoa e le tsa pele, 'me li lokela ho phetoa lithutong tsa nako e tlang ka mehlala e meholo e meholo. Taba ea boraro, joalo ka thuto e akaretsang, liphetho tsa rona ha li supe ka ho hlaka hore na likarolo tsa kelello li etelletse pele ntlafatso ea IAD kapa e bile litholoana tsa ts'ebeliso e mpe ea inthanete. Ka hona, lithuto tse tlang bokamoso li lokela ho hlakisa likamano tsa causal pakeng tsa mehato ea IAD le kelello. Ho qetela, ho hlakisa neurobiology e arolelanoeng ea lithethefatsi le litheko tsa boits'oaro tse joalo ka IGA, lipatlisiso tse eketsehileng tse batlisisang bakuli ba tsoang lipakeng tsa kliniki ka bobeli li lokela ho tsamaisoa.

 

Nahanisisa

Pampiri ena e hlalosa boithuto ba mantlha ba FC ho bacha lilemong le IGA. Liphetho tsa rona li khothalelitse bacha ba IGA ba bonts'a mekhoa e fapaneng ea ho phomola ea boemo ba ts'ebetso ea methapo. Liphetoho li ne li lumellana hantle le tse tlalehiloeng ho bakuli ba lemaletseng lithethefatsi. Ka hona, liphetho tsena li tšehetsa khopolo ea kelello ea hore IGA e le ts'oaetso ea boits'oaro e ka arolelana lits'oants'o tse tšoanang tsa neurobiological le mathata a mang a ho lematsa.

 

lumela hore baa fokola

Bangoli ba leboha Dr. Yong Zhang le Dr. He Wang oa GE Healthcare bakeng sa tšehetso ea tekheniki.

 

Menehelo ea Mongoli

O ile a amohela liteko le ho li hlophisa: YZ Y-sD J-rX. O entse liteko: W-nD J-hS Y-wS LL. Ho hlahlobisisa data: Y-wS YZ W-nD. Li-reagents tse kentsoeng / lisebelisoa / lisebelisoa tsa tlhahlobo: Y-wS YZ W-nD. Ngola pampiri: Y-wS YZ W-nD.

 

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