Nyob rau hauv tus txiv neej lub ophthalmic hlab ntsha tshwm sim nyob rau hauv lub pob txha taub hau los ntawm sab hauv carotid artery, thiab mus rau lub orbit nrog lub paj hlwb ntawm optic foramen. Nyob rau hauv lub orbit nws khiav ze rau ntawm lub paj hlwb muab tawm qhov ntev thiab luv posterior ciliary hlab ntsha uas tho lub sclera thiab muab cov choroid.
ophthalmic hlab ntsha tuaj qhov twg?
Ophthalmic artery (OA) yog thawj ceg intracranial ntawm sab hauv carotid artery (ICA). Nws tshwm sim sai sai tom qab ICA tawm los ntawm cavernous sinus, ua raws li kev kawm luv intracranial, hla cov kwj dej optic, thiab nkag mus rau lub orbit.
Cov ceg ntawm cov hlab ntsha retinal yog dab tsi?
Background. Lub hauv nruab nrab cov hlab ntsha, ib ceg ntawm cov hlab ntsha ophthalmic, nkag mus rau hauv lub qhov muag los ntawm qhov muag pom thiab faib ua ntau ceg kom perfuse cov txheej sab hauv ntawm lub retina. Ib ceg retinal artery occlusion (BRAO) tshwm sim thaum ib qho ntawm cov ceg ntawm cov hlab ntsha mus rau lub retina ua occluded.
Peb ceg ntawm cov hlab ntsha ntawm lub qhov muag yog dab tsi?
Branches
- Lacrimal hlab ntsha A. lacrimalis.
- Supraorbital hlab ntsha A. supraorbitalis.
- Posterior ethmoidal artery A. ethmoidalis posterior.
- Anterior ethmoidal artery A. ethmoidalis anterior.
- Medial palpebral artery A. palpebralis medialis.
- Frontal artery, kuj hu ua Supratrochlearartery A. …
- Dorsal nasal artery A.
Dorsal ophthalmic artery ua dab tsi?
Nyob rau hauv tib neeg embryos thiab fetuses, primitive dorsal thiab ventral ophthalmic hlab ntsha (PDOphA thiab PVOphA) daim ntawv cov ceg ocular, thiab supraorbital faib ntawm cov hlab ntsha stapedial ua cov ceg orbital ntawm OphaA, thiab tom qab ntawd ntau anastomoses nruab nrab ntawm cov hlab ntsha sab hauv carotid (ICA) thiab sab nraud carotid…
