Kab mob ntawm lub caj pas lacrimal: ua rau, tsos mob, kho

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Kab mob ntawm lub caj pas lacrimal: ua rau, tsos mob, kho
Kab mob ntawm lub caj pas lacrimal: ua rau, tsos mob, kho

Video: Kab mob ntawm lub caj pas lacrimal: ua rau, tsos mob, kho

Video: Kab mob ntawm lub caj pas lacrimal: ua rau, tsos mob, kho
Video: Saib Tias Ntawm neeg lub cev (update) 23/4/2019 2024, Kaum ib hlis
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Kab mob ntawm lub caj pas lacrimal yog lwm yam hu ua dacryoadenitis. Tus kab mob no tuaj yeem tshwm sim los ntawm ob qho tib si txhua yam thiab tshuaj lom lom ntawm cov mucous membrane ntawm lacrimal sac thiab lacrimal ducts. Muaj cov ntawv mob hnyav thiab mob ntev.

Cov qauv ntawm lub cev lacrimal

o ntawm lub qog lacrimal
o ntawm lub qog lacrimal

Lub cev muaj npe yog nyob rau ntawm qhov muag adnexa. Lawv suav nrog cov qog lacrimal thiab lacrimal ducts. Ib feem ntawm lub caj pas uas nyob rau hauv lub orbit tshwm nyob rau hauv lub embryo thaum muaj hnub nyoog yim lub lis piam. Txawm li cas los xij, txawm tias tom qab peb caug-ob lub lis piam ntawm kev loj hlob, tom qab yug me nyuam, cov kua lacrimal hauv tus menyuam mos tseem tsis tau tso tawm, txij li lub caj pas tseem tsis tau tsim. Thiab tsuas yog tom qab ob lub hlis cov me nyuam pib quaj. Interestingly, lub kua muag ducts tsim txawm ua ntej, nyob rau lub thib rau lub lim tiam ntawm cev xeeb tub.

Lub caj pas lacrimal muaj ob ntu: orbital thiab secular. Lub orbital ib feem yog nyob rau hauv lub recess ntawm cov pob txha frontal nyob rau sab sauv phab ntsa ntawm lub orbit. Qhov thib ob ntawm lub caj pas yog me dua li thawj. Nws nyob hauv qab, nyob rau hauv lub koov ntawm lub conjunctiva. Cov khoom yog txuas nrog excretory tubules. Histologically, lub caj pas lacrimal zoo li lub caj pas parotid. Cov ntshav muab los ntawm cov hlab ntsha ophthalmic, thiab innervation yog los ntawm ob ntawm peb ceg ntawm trigeminal paj hlwb, lub ntsej muag paj hlwb thiab sympathetic fibers los ntawm lub ncauj tsev menyuam plexus. Electronic impulses raug xa mus rau medulla oblongata, qhov chaw tsim kua muag nyob.

Tseem muaj ib lub tshuab anatomical cais los tshem cov kua muag. Nws pib nrog cov kwj dej lacrimal nyob nruab nrab ntawm daim tawv muag qis thiab cov pob muag. Qhov no "kwj" ntws mus rau hauv lub pas dej lacrimal, uas cov ntsiab lus lacrimal sab saud thiab qis yog nyob rau hauv kev sib cuag. Nyob ze, nyob rau hauv lub thickness ntawm cov pob txha frontal, yog lub hnab ntawm tib lub npe, uas sib txuas lus nrog nasolacrimal kwj dej.

Kev ua haujlwm ntawm lub lacrimal apparatus

Cov kua dej tawm los ntawm lub qhov muag yog qhov tseem ceeb rau moisturizing conjunctiva thiab cornea. Lub zog refractive ntawm lub pob kws, nws cov pob tshab, smoothness thiab ci ntsa iab yog rau qee qhov nyob ntawm cov txheej txheem kua muag uas npog nws sab pem hauv ntej.

Ntxiv rau, sab laug nws ua haujlwm noj zaub mov zoo, vim lub pob txha tsis muaj cov hlab ntsha. Vim tias qhov dej noo tau hloov kho tas li, lub qhov muag tau tiv thaiv los ntawm cov khoom txawv teb chaws, plua plav thiab cov khoom siv av.

Ib yam tseem ceeb ntawm lub kua muag yog qhov qhia txog kev xav. Ib tug neeg quaj tsis yog los ntawm kev tu siab lossis kev mob, tab sis kuj los ntawm kev xyiv fab.

Composition of kua muag

Kev kho mob ntawm cov qog lacrimal
Kev kho mob ntawm cov qog lacrimal

Cov tshuaj muaj pes tsawg leeg ntawm cov kua muag zoo ib yam li cov ntshav plasma, tab sis nws muaj ntau cov poov tshuaj thiab chlorine, thiab muaj cov organic acids tsawg dua hauv nws. Qhov tseeb nthuav yog tias, nyob ntawm lub xeev ntawm lub cev, cov kua muag muaj pes tsawg leeg tuaj yeem hloov pauv, yog li nws tuaj yeem siv tauKev kuaj mob ntawm cov kab mob, nrog rau kev kuaj ntshav.

Ntxiv rau cov tshuaj tsis muaj kab mob, kua muag muaj cov carbohydrates thiab cov proteins. Lawv npog nrog ib tug fatty daim nyias nyias, uas tsis tso cai rau lawv nyob rau hauv lub epidermis. Kuj tseem muaj cov enzymes hauv cov kua dej lacrimal, xws li lysozyme, uas muaj cov nyhuv antibacterial. Thiab, oddly txaus, kev quaj ua rau kev zoo siab tsis yog vim kev coj ncaj ncees catharsis, tab sis kuj vim lub kua muag muaj cov tshuaj psychotropic uas ua rau muaj kev ntxhov siab.

Thaum tus neeg pw tsis tsaug zog, kwv yees li ib milliliter ntawm kua muag tawm, thiab thaum quaj, tus nqi no nce mus txog peb caug milliliters.

Lacrimal mechanism

cov tsos mob ntawm cov qog lacrimal
cov tsos mob ntawm cov qog lacrimal

kua muag kua muag yog tsim nyob rau hauv lub caj pas ntawm tib lub npe. Tom qab ntawd, raws li excretory tubules, nws txav mus rau hauv lub hnab ntim khoom, qhov chaw uas nws khaws cia rau qee lub sijhawm. Blinking hloov lub kua muag mus rau lub cornea, wetting nws.

Cov kua dej ntws tawm yog nqa los ntawm cov dej lacrimal (qhov chaw nqaim ntawm lub cornea thiab daim tawv muag qis), uas ntws mus rau hauv lub pas dej lacrimal (lub kaum sab xis ntawm lub qhov muag). Los ntawm qhov ntawd, dhau ntawm cov channel, qhov zais cia nkag mus rau hauv lub hnab lacrimal thiab raug tshem tawm los ntawm qhov ntswg qhov ntswg.

Nyob rau tearing yog raws li ob peb yam:

  • nqus muaj nuj nqi ntawm lacrimal qhib;
  • kev ua haujlwm ntawm cov leeg nqaij ntawm lub qhov muag, nrog rau Horner cov leeg, uas ua rau lub siab tsis zoo hauv cov ducts uas ntws cov kua muag;
  • muaj quav ntawm cov mucosa uas ua raws li li qub.

Lacrimal gland exam

cov tsos mob ntawm cov qog lacrimal
cov tsos mob ntawm cov qog lacrimal

Daim tawv muag ntawm lub caj pas tuaj yeem hnov thaum lub sijhawm kuaj, lossis daim tawv muag sab saud tuaj yeem tig tawm thiab kuaj pom qhov muag.

Kev kuaj xyuas cov haujlwm ntawm lub caj pas thiab lub lacrimal apparatus pib nrog kev sim canalicular. Nrog nws cov kev pab, kev nqus dej ntawm lub lacrimal qhib, hnab thiab tubules raug kuaj xyuas. Lawv kuj ua qhov ntsuas qhov ntswg txhawm rau txhawm rau txhawm rau paub qhov patency ntawm nasolacrimal kwj dej. Raws li txoj cai, ib txoj kev kawm coj mus rau lwm qhov.

Yog tias lub lacrimal apparatus nyob rau hauv kev txiav txim, ces ib tug poob ntawm 3% collargol, instilled rau hauv lub conjunctiva, yog absorbed nyob rau hauv tsib feeb thiab tawm los ntawm lub nasolacrimal kwj dej. Qhov no qhia meej txog qhov staining ntawm paj rwb swab nyob rau hauv qis qhov ntswg. Hauv qhov no, tus qauv raug suav tias yog qhov zoo.

Passive patency yog kuaj los ntawm kev soj ntsuam cov lacrimal ducts. Txhawm rau ua qhov no, Bowman qhov kev sojntsuam tau dhau los ntawm cov kwj dej nasolacrimal, thiab tom qab ntawd, los ntawm kev txhaj cov kua dej mus rau sab sauv thiab sab qis lacrimal puncta, nws cov dej ntws tawm tau pom.

Ua rau mob

Hauv ophthalmology, o ntawm lub caj pas lacrimal yog qhov ntau heev. Qhov ua rau ntawm pathology tuaj yeem sib txawv heev - ob qho tib si kab mob xws li mononucleosis, mumps, influenza, tonsillitis thiab lwm yam kab mob, nrog rau cov pa phem hauv zos lossis suppuration ze ntawm lub lacrimal duct. Txoj kev kis kab mob feem ntau yog hematogenous.

Kev mob ntawm lub caj pas lacrimal tuaj yeem muaj ob qho tib si mob thiab mob ntev, thaum lub teeb ci hloov pauv nrog rov tshwm sim. Ib daim ntawv mus tas li yuav tshwm sim vim muaj kab mob oncological, nrogtuberculosis lossis syphilis.

Symptoms

o ntawm lacrimal caj pas photo
o ntawm lacrimal caj pas photo

Vim li cas koj yuav tsum tsis txhob pib mob ntawm lub caj pas lacrimal? Cov duab ntawm cov neeg mob uas muaj tus kab mob no qhia tau hais tias nws tsis yooj yim kom tsis quav ntsej cov tsos mob no. Thiab tsuas yog ib tus neeg uas tsis quav ntsej txog nws txoj kev noj qab haus huv tuaj yeem tso cai rau kev loj hlob ntawm cov teeb meem.

Thaum pib, qhov mob ntawm lub caj pas lacrimal yog tshwm sim los ntawm qhov mob ntawm sab hauv ntawm lub qhov muag. Hauv zos o thiab liab liab yog pom meej. Tus kws kho mob yuav hais kom tus neeg mob saib lawv lub qhov ntswg thiab, los ntawm kev nqa daim tawv muag sab sauv, pom ib feem me me ntawm cov qog. Ntxiv nrog rau hauv zos, muaj cov cim qhia dav dav uas qhia txog qhov mob ntawm lub caj pas lacrimal. Cov tsos mob zoo ib yam li lwm cov kab mob sib kis: kub taub hau, mob taub hau, xeev siab, qaug zog, o cov qog nqaij hlav hauv lub taub hau thiab caj dab.

Cov neeg mob tuaj yeem yws txog qhov tsis pom kev ob, qhov muag tsis pom kev, lossis teeb meem qhib daim tawv muag sab sauv. Nrog rau cov tshuaj tiv thaiv muaj zog, tag nrho ib nrab ntawm lub ntsej muag swells, nrog rau qhov muag cuam tshuam. Yog tias cov tsos mob tseem tsis tau saib xyuas, tom qab ntawd, thaum kawg, qhov xwm txheej yuav ua rau muaj phlegmon lossis abscess.

Kev mob ntawm lub qog lacrimal hauv tus menyuam ua tau zoo ib yam li tus neeg laus. Qhov sib txawv tsuas yog tias txoj hauv kev sib kis tau ntau dua li cov neeg laus. Yog li ntawd, kev kho cov menyuam yaus yog ua nyob rau hauv tsev kho mob.

tshuaj kho mob

o ntawm lacrimal qog nyob rau hauv ib tug me nyuam
o ntawm lacrimal qog nyob rau hauv ib tug me nyuam

Ntawm qhov nruab nrab, tag nrho cov txheej txheem los ntawm qhov pib ntawm qhov mob mus rau nws qhov kev daws teeb meem yuav siv sijhawm li ob lub lis piam, tab sis yog tias koj mus ntsib kws kho mob raws sijhawm, koj tuaj yeem ua tau.ho txo lub sij hawm no. Ib tug kws tshaj lij yuav txiav txim siab sai sai rau qhov mob ntawm lub caj pas lacrimal. Kev kho mob, raws li txoj cai, yog kws kho mob complex. Tseeb tiag, raws li twb tau qhia nyob rau hauv qhov ua rau ntawm tus kab mob, feem ntau nws tsuas yog tshwm sim los ntawm lwm tus kab mob.

Kev kho pib nrog tshuaj tua kab mob hauv daim ntawv tee lossis tshuaj pleev, xws li Ciprofloxacin, Moxifloxacin lossis tetracycline tov. Koj tuaj yeem muab cov tshuaj glucocorticoids, thiab hauv daim ntawv tee. Lawv txo qhov mob ntawm lub caj pas lacrimal. Tom qab lub sijhawm mob hnyav dhau lawm, tus neeg mob raug xa mus rau chav kho mob lub cev kom sov ultraviolet.

Yog hais tias ib qho abscess tau tsim ntawm qhov chaw mob, ces nws qhib thiab ntws los ntawm nasolacrimal kwj dej.

kev kho mob

Kev kho mob ntawm cov kab mob lacrimal caj pas
Kev kho mob ntawm cov kab mob lacrimal caj pas

Qee zaum kev ntsuas hauv zos tsis txaus los kho tus kab mob, ntxiv rau, nws yog qhov tsim nyog los tiv thaiv kev kis kab mob thoob plaws hauv lub cev. Rau qhov no, cov tshuaj tua kab mob ntawm cephalosporin lossis fluoroquinolone series yog siv, uas yog siv los ntawm niam txiv. Cov tsos mob dav dav ntawm qhov mob teb zoo rau cov kab mob glucocorticoids.

Feem ntau cov kev ntsuas no txaus los kho qhov mob ntawm lub caj pas lacrimal. Cov tsos mob, kev kho mob thiab kev tiv thaiv tus kab mob no tsis yog teeb meem loj rau tus kws kho qhov muag. Qhov tseem ceeb yog tus neeg mob nrhiav kev pab raws sijhawm.

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