Qhov muag yog ib qho tseem ceeb ntawm lub cev, vim hais tias ib tug neeg tau txais cov ntaub ntawv feem ntau los ntawm lub ntiaj teb sab nraud los ntawm kev pom. Cov khoom no yog nyob rau hauv cov pob txha orbit, cov ntaub so ntswg mos nyob ib ncig ntawm nws. Lub conjunctiva thiab daim tawv muag ua lub luag haujlwm tiv thaiv thiab npog rau pem hauv ntej ntawm lub qhov muag. Lub tshuab lacrimal ntawm lub qhov muag suav nrog lub caj pas lacrimal thiab txoj hauv kev uas lub kua muag dhau mus.
Cov kua dej tawm hauv lub caj pas, thiab tom qab ntawd txav mus rau qhov sib txuas (uas nyob rau ntawm lub kaum sab xis ntawm lub qhov muag) thiab moisturizes lub cornea ntawm lub qhov muag, yog li txuag nws los ntawm kev ziab tawm. Tom qab ntawd cov kua muag mus rau lub pas dej lacrimal, uas nyob rau ntawm lub kaum sab xis ntawm lub qhov muag, nws muaj cov txiv mis tshwj xeeb thiab lub lacrimal qhib. Lub lacrimal ducts sab sauv thiab sab qis tsim lub lacrimal sac, uas nkag mus rau hauv nasolacrimal ducts thiab qhib rau hauv qhov ntswg kab noj hniav. Qhov no yog li cas lub kua muag tawm mus rau hauv lub qhov ntswg kab noj hniav ntawm lub qhov muag. Yog li, cov qauv ntawm lub lacrimal apparatus ntawm lub qhov muag tuaj yeem suav hais tias yog qhov nyuaj heev thiab nws txawv.
Ntxhais hmoob lub kua muag
Tiab -Nws yog ib qho me ntsis alkaline kua uas niaj zaus da dej ntawm lub qhov muag thiab tseem ceeb heev hauv kev ua haujlwm ntawm lacrimal apparatus ntawm lub qhov muag. Transparency thiab zoo tagnrho smoothness ntawm lub cornea yog guaranteed los ntawm cov kua no, uas npog nws tag nrho cov nto, tiv thaiv nws thiab txhim kho qhov pom kev ntawm lub cev. Cov ntsev, lipid thiab cov protein, uas yog yaj hauv kua muag, ua lub luag haujlwm tseem ceeb trophic thiab txhawb nqa lub pob txha. Tsis tas li ntawd, lub kua muag muaj cov tshuaj tua kab mob uas tiv thaiv kab mob thiab cov kab mob nkag mus rau hauv lub qhov muag. Tsis tas li ntawd, nws muaj kev ua haujlwm zoo: nws tshem tawm txhua lub cev txawv teb chaws uas nkag mus rau hauv lub qhov muag, ntxuav lawv tawm ntawm cov kua.
Kab mob ntawm lub lacrimal apparatus ntawm lub qhov muag
Cov tsos mob qhia tias kev puas tsuaj rau lub qhov muag tuaj yeem sib txawv heev. Lawv tau tshwm sim los ntawm kev hnov qab ntawm lub cev txawv teb chaws, xuab zeb hauv lub qhov muag, nrog rau kub hnyiab, qhuav, lossis, ntawm qhov tsis sib xws, cov kua dej lacrimal tuaj yeem cuam tshuam thiab ntau dhau tearing yuav tshwm sim. Ib qho zais zis loj tuaj yeem tshwm sim ntawm qhov qhib lacrimal, hauv qhov ntswg kab noj hniav, lossis ntawm ciam teb ntawm daim tawv muag. Nyob rau hauv cov ntaub ntawv no, o ntawm lub lacrimal sac tshwm sim, uas ua rau o, o thiab redness ntawm cov ces kaum ntawm lub qhov muag. Qhov no feem ntau tshwm sim thaum lub caj pas puas lawm.
Kev kuaj kab mob
Rau qhov kev kuaj mob ntawm cov kab mob, kev kuaj mob puv sijhawm ntawm tus kws kho mob tshwj xeeb yog tsim nyog. Nyob rau hauv palpation ntawm lub lacrimal sac, raws li txoj cai, muaj cov tsos mob ntawm tus mob. Nws yog ib qho ua tau los tshuaj xyuas qhov yuav tsum tau ua ntawm lub caj pas lacrimal nrog lub teeb hlais, rau qhov no, daim tawv muag sab saud yuav tsum tau tig tawm. Kwv yeesQhov xwm txheej ntawm lub lacrimal qhib, nrog rau qib ntawm hydration ntawm conjunctiva thiab cornea yuav pab microscopy ntawm lub qhov muag. Raws li qhov tshwm sim ntawm kev cuam tshuam hauv kev ua haujlwm ntawm cov qog lacrimal, cov ntaub so ntswg pib tuag, uas ua rau atrophy ntawm lub cev.
Yuav tsum xeem
X-ray kev kuaj xyuas siv qhov sib piv dacryocystography ntsuas qib ntawm cov kua permeability los ntawm lacrimal ducts thiab qhia txog qib ntawm kev puas tsuaj hauv cov qog lacrimal. Yuav kom nkag siab zoo npaum li cas cov kua lacrimal hla, nws yog ib qho tsim nyog yuav tau yaug txoj hauv kev. Qhov zoo tshaj plaws, cov dej uas tau txhaj rau hauv lub punctum xaus rau hauv qhov ntswg kab noj hniav thiab tom qab ntawd mus rau hauv lub qhov ncauj. Txhawm rau txiav txim siab qhov patency kom raug, kev sim nrog fluorescein yog siv. Schirmer xeem yog ua los ntsuas tus nqi ntawm kev tsim kua muag. Lawv muab cov ntawv xeem tshwj xeeb, muab tso rau hauv qab daim tawv muag, thiab tom qab ntawd lawv kuaj xyuas. Qhov ceev uas lawv ntub dej tso cai rau koj nkag siab txog lub xeev ntawm lub caj pas lacrimal. Kev zais cia hauv lub lacrimal apparatus ntawm lub qhov muag yog impaired yog hais tias lub wetting tus nqi ntawm lub strip yog tsawg tshaj li 1 hli ib feeb.
Kev kho mob
Thaum kuaj pom muaj kev ua txhaum cai, cov tshuaj kho tau raug sau tseg, uas nyob rau hauv lawv cov muaj pes tsawg leeg yog cov analogues ntawm cov kua lacrimal. Tom qab ntawd cov kws kho mob txheeb xyuas thiab tshem tawm qhov ua rau ntawm pathology thaum ntxov. Txhawm rau ua kom cov kua lacrimal qeeb lossis qeeb nws txoj kev txav mus los, lub lacrimal qhib tau thaiv los ntawm cov ntsaws tshwj xeeb. Yog hais tias cov kab mob inflammatory ua rau lub pathology, ib chav kawm ntawm antibacterialKev kho mob, lossis kev phais yuav tsum tau ua, thiab tom qab ntawd rov ua haujlwm ntawm lub lacrimal ducts thiab lawv cov dej tawm. Qee zaum, kev kho tshuaj yuav tsis muaj txiaj ntsig, lossis tus kab mob ua rau mob ntev. Hauv qhov xwm txheej zoo li no, endoscopy tau ua. Qhov no tshwm sim los ntawm incisions uas tau tsim ntawm lub qhov ntswg kab noj hniav thiab lub lacrimal sac. Cov kev phais yog tsim los ntawm ib sab ntawm lub qhov ntswg mucosa, raws li qhov tshwm sim ntawm cov kua muag dawb rov qab los.
Lub lacrimal apparatus ntawm lub qhov muag ua lub luag haujlwm loj hauv kev ua haujlwm kho qhov muag ntawm tib neeg lub cev, kev ua txhaum ntawm nws txoj haujlwm ua rau muaj ntau yam teeb meem. Koj yuav tsum tau saib xyuas koj txoj kev noj qab haus huv, kuaj xyuas raws sijhawm thiab ua raws li cov lus pom zoo tiv thaiv uas yuav pab tiv thaiv kom tsis txhob muaj kab mob. Los ntawm nrhiav kev pab tshwj xeeb thaum ntxov, koj tuaj yeem txuag koj lub zeem muag thiab tiv thaiv kev rov tshwm sim dua.
