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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Myectomy . Inferior oblique myectomy Feem ntau suav nrog kev phais tshem tawm ntawm ib ntu ntawm cov leeg ntawm NFVB thiab kev ntxig ntawm cov leeg. Cov inferior oblique Kev lag luam kev lag luam muaj txiaj ntsig zoo vim tias nws yog txoj kev ua kom tsis muaj zog ntau dua raws li qib ntawm overaction.
Kuj nug, dab tsi yog qhov qis dua oblique Overaction?
Taw qhia. Oblique tsis zoo cov leeg overaction (IOOA) manifests los ntawm overelevation ntawm lub qhov muag nyob rau hauv adduction thiab feem ntau txuam nrog kab rov tav deviations. Nws tau tshaj tawm hauv 70% ntawm cov neeg mob esotropia thiab 30% ntawm cov neeg mob exotropia. Muaj ob hom IOOA: thawj thiab theem ob.
Yuav ua li cas lub inferior oblique txav lub qhov muag? Oblique tsis zoo . Plaub leeg txuas rau saum npoo ntawm lub qhov muag thiab ua haujlwm ua ke txav lub qhov muag nyob rau hauv ib tug ntsug (nce) kev taw qhia. Thaum lub qhov muag tig mus rau lub qhov ntswg, lub inferior oblique cov leeg yog lub luag haujlwm rau kev txhawb nqa qhov muag , tig sab saum toj ntawm nws lub qhov ntswg, thiab txav nws tawm sab nraud.
Tsis tas li ntawd paub, qhov twg yog qhov inferior oblique originate?
Cov kev ua ntawm inferior oblique yog lub luag haujlwm rau kev txav qhov muag pom thiab nce. Cov inferior oblique keeb kwm los ntawm cov pob txha maxillary, los ntawm qhov nruab nrab ntawm lub hauv pem teb ntawm lub orbit thiab ntxig rau hauv lub posterior, qis dua , thiab lateral nto ntawm lub qhov muag.
Puas yog cov leeg tsis zoo oblique ntsug lossis kab rov tav?
Thaum lub qhov muag yog adducted, lub oblique cov leeg yog tus thawj ntsug txav. Qhov siab yog vim qhov kev txiav txim ntawm lub inferior oblique nqaij , thaum kev nyuaj siab yog vim qhov ua ntawm tus neeg zoo tshaj oblique leeg . Cov oblique cov leeg tseem yog lub luag haujlwm tseem ceeb rau kev txav mus los.
Pom zoo:
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