MRI kɛcogo walasa ka gɛnɛgɛnɛ meniscus ni ligament joginw sɛgɛsɛgɛ.

Meniscus ye fibrocartilage ye min bɛ i n’a fɔ meniscus, a tilayɔrɔ saba bɛ kɛ tibial condyle ni plateau cɛ, o bɛ femoro-tibial joint consistency ɲɛ kosɛbɛ ani a jɔyɔrɔ ka bon gɛnɛgɛnɛ kolotugudaw ka fanga la.

Normal Et Abnormal Mr Sɔrɔliw

Sagittal ni frontal ja kan, meniscus normal bɛ kɛ kɛrɛ saba ye hypointense la. Sagittal ja min bɛ kɛrɛfɛ kosɛbɛ, meniscus ye 'bow-tie' ye min bɛ kɛ ni sagittal cɛmancɛ yɔrɔ ye min ni ɲɛfɛla ni kɔfɛ biɲɛw faralen don ɲɔgɔn kan (Jaa 1).

Jaa 1 MRI yecogo ɲuman min bɛ kɛ ni cɛmancɛla ɲɛgɛnɛsiraw ye. Proton density-weighted sagittal view: Meniscal ɲɛfɛla ni kɔfɛla ye kɛrɛ saba ye minnu bɛ kɛ ni hypointense kelen ye. Meniscus (kɔnɔna) bɛ Kɛ i n’a fɔ bɔgɔdaga, wa a bɛ Kɛ cɛmancɛ-yɔrɔ yɔrɔw ye minnu b’a ɲɛfɛla biɲɛw Jɛ a ɲɛfɛ ani a kɔfɛ-kɔnɔw bɛ ɲɔgɔn Dòn a kɔ fɛ.

Nafa b’a la ka farikolo-ɲɛnajɛ dɔw faamuya barisa u bɛ se ka ɲɛgɛnɛsira tilacogo ladege:

• Sagittal section na, jiginni bɛ kɛ ligaments transversaux ni ligaments anteriores cɛ;

• popliteal tendon bɔgɔdaga;

• Humphrey ni Wrisberg ka meniscus-femoral ligament bɛ kɔfɛla meniscus kɔfɛla ni senkɔni cɛmancɛla siri ɲɔgɔn na;

• Meniscus ligament oblique, min bɛ meniscus ɲɛfɛla biɲɛ ni meniscus kɛrɛfɛ kɔfɛla siri ɲɔgɔn na tuma dɔw la, o bɛ se ka meniscus walima barili bololanɛgɛ min bɛ taa yɔrɔ wɛrɛ ladege

• Diskoid meniscus ye meniscus deformité ye min man teli ka sɔrɔ bangekɔlɔsi fɛɛrɛw la. Nin ɲɛgɛnɛsiralabana in bɛ se ka kɛ a bɛ se ka kɛ ko a bɛ kɛ ni ɲɛgɛnɛsira kɔkanna dɔrɔn de ye. A ka 'kalan' sɛgɛsɛgɛli MRI fɛ, o sinsinnen bɛ ɲɛfɛla ni kɔfɛla biɲɛw tɛmɛsira ye sagittal jaw kan, a dɔgɔyalenba la, fɛnɲɛnamafagalan 3 tugu-tugu ɲɔgɔn na, minnu janya ye milimɛtɛrɛ 5 ye (Ja 2). O sɔrɔlenw bɛ ladilan ka da sigida yɔrɔ dɔw kan minnu bɛ kɛ.

Jaa 2 Diskoid latéral meniscus. Ja min bɛ kɛ ni sagittal T1 ye. Fɛnɲɛnɛma ni kɔfɛla tɛmɛsira 5mm dakun jɔlen 3 tugu-tugulen kan. Aw ye nin diskoid meniscus in ɲɛfɛla kɔkolo mixoïde degeneration kɔlɔsi.

Meniscus banaw jateminɛcogo

A ka ca a la, ka danfara don kosɛbɛ meniscus traumatic ni meniscus degenerative cɛ. Jogin minnu bɛ mɔgɔ tɔɔrɔ, olu bɛ sɔrɔ masin fanga kojugu kɛli fɛ meniscus kɛnɛman na. Baliku fitiniw na, a ka ca a la, o sɔgɔsɔgɔninjɛ bɛ sɔrɔ valgus joginni fɛ min tɛ ɲɛ, o ye senkɔni kɔrɔta barikama ye kɛnɛma jiginni kɔfɛ walima gɛnɛgɛnɛ jiginni kojugu kɔfɛ 20° la. O nɔ na, ​​bɔgɔbɔgɔli bɛ sɔrɔ masin fanga nɔgɔmanw sababu fɛ minnu bɛ baara kɛ meniscus kan min tiɲɛna ni mixoïde degeneration interstitielle ye. Meniscal horizontal fissures bɛ se ka kɛ u yɛrɛma walima u bɛ se ka sɔrɔ joginda misɛnniw fɛ.

Daɲɛw danfara

Ka Kɛɲɛ ni cleavage plane (yɔrɔ-yɔrɔ-yɔrɔ) siratigɛ ye, fisures (yɔrɔ-yɔrɔ-yɔrɔ) bɛ Se ka Tla ka Kɛ fissures horizontales (fissures horizontales), fissures verticales (fissures verticales) walima fissures complexes (yɔrɔ gɛlɛnw) ye

Fissure horizontale (Fissure Horizontal) ye

Plan tilalen dɔ bɛ yen min bɛ bɛn tibial plateau ma min bɛ meniscus tila ka kɛ sanfɛla ni duguma yɔrɔw ye. Nin joginda tilennen ninnu ka ca, u bɛ se ka nɔba bila cɛmancɛ walima kɛrɛfɛla la, wa u bɛ jate ko u sabatilen don, hali ni nɔgɔ minnu bɛ taa jirisunba kɔnɔ cɛmancɛla ɲɛgɛnɛsira tiɲɛni kɔfɛ, olu ɲɛfɔra.

Fissure (Fissure Verticale) (Fissure Vertical).

A bɛ tilennen to senkɔni-yɔrɔ la ani a bɛ kɛ meniscus lamini na. Olu ka teli ka kɛ cɛmancɛla ɲɛgɛnɛsira la. Jogin dafalen bɛ jate ko a tɛ sabati, wa a bɛ meniscus tila ka kɛ cɛmancɛ ni kɔfɛyɔrɔw ye. Sɛgɛsɛgɛli hakɛ fana bɛ kɛ ni gɛnɛgɛnɛ kɛrɛfɛla farikolo ni ɲɛgɛnɛsira kɔfɛla ye, o min ka nɔgɔn ka a dɔn cogo jugu la i n’a fɔ barili bolo tigɛcogo, o ka teli ka kɛ ni gɛnɛgɛnɛ kolotugudaw wulila kɛnɛma. Ni aw farala sagittal jaw kan, barili bololanɛgɛ tigɛcogo bɛ se ka ban (Jaa 3).

A. Koronawirisi MRI, bɛlɛkisɛ bɛ kɔfɛla kɔkolo jira, o min ka nɔgɔn ka a sɛgɛsɛgɛ cogo jugu la ni barili bololanɛgɛ karilen don; B. Ni aw bɛ MRI sɛgɛsɛgɛli kɛ ka kɛɲɛ ni yɔrɔ ye min jiralen don ni jiribolo ye min bɛ ja in na, barili bololanɛgɛ nɔgɔlen dɔ bɛ bɔ.

Radial fissures bɛ tilennen to meniscus lamini na, wa a ka ca a la, u bɛ nɔ bila meniscus da hɔrɔnyalen na.

Parrot Beak Ɲɛjibɔ

O ye tiɲɛni jɔlen ɲagaminen ye min bɛ Kɛ ni yɔrɔ janyalen ye ani yɔrɔ radiyali min bɛ Taa cycliquement (sɛrɛkili) la hɔrɔnya dakun na.

A laban na, meniscal jogin gɛlɛnw bɛ yen, minnu ɲɛfɔli jɛlen tɛ, minnu bɛ kɛ ni fɛn caman ye minnu bɛ wuli ka bɔ ɲɔgɔn na ani ka u jɔ.

Mri Manifestations De Meniscus Jogincogo

Meniscus ɲɛjibɔ

Stoller ni a ɲɔgɔnnaw. a ye menisiki hakɛ 3 jira (Jaa 4) .

Kalanso fɔlɔ : Meniscus nodular hypertensité min bɛ to meniscus sanfɛ;

Kalanso 2nan : Siginiden caman bɛ meniscus linear min mara meniscus surface kan;

Kalanso 3nan : Tɛmɛsiraba bɛ taa fo ka se ɲɛgɛnɛsira kolotuguda yɔrɔ kelen ma.

Jaa 4 Stoller ka sɛgɛsɛgɛli. a: Kalanso fɔlɔ : Nodule hyperintensity yɔrɔ kelen walima caman minnu bɛ tali kɛ meniscus articular surface la; b: Kalanso 2nan : Hyperintensité intermédiaire lineaire sur la ménisque articulaire surface; c: Kalanso 3nan : Hyperintensité intermédiaire lineaire min bɛ taa fo An articular surface of the meniscus.

Hali ni danfara min bɛ kalasi 2 ni 3 cɛ, o ka dɔgɔn, a bɛ danfara don cɛya kɔnɔna na min bɛ wele ko degenerative intrameniscal hyperintensity (Jaa 5) ni fissures lakikaw ye. O danfara min bɛ ɲɛgɛnɛsira tiɲɛnen ni cɛya tigɛlen cɛ, o tɛ tilennen ye tuma bɛɛ, wa fili sɔrɔyɔrɔ caman bɛ yen ka da a kan a bɛ kɛ ka caya walima ka a tunun.

Jaa 5. Menisiki (meniscus) cogoya min bɛ se ka tiɲɛ. Sagittal proton density filɛli ni tulumafɛnw falenni ye. Siginiden sanfɛyɔrɔw bɛ se ka ye ni karilen ja lakika si tɛ yen.

Fɛɛrɛ minnu ka kan ka kɛ:

MRI bɛ baara kɛ ka ɲɛ, a sɛgɛsɛgɛli ni a kɛrɛnkɛrɛnnenya bɛ 90% ni 95% cɛ. MRI la, meniscal cleft bɛ ye i n’a fɔ intermediate linear hypointense extension ka taa meniscus articular surfaces dɔ la kelen na (Stoller grade 3), walima morphological abnormality pure.

Ni ɲɛji bɛ ye sɔgɔsɔgɔninjɛ kelen dɔrɔn de kan, gɛlɛya dɔw bɛ yen, kɛrɛnkɛrɛnnenya la, faratiba bɛ a la ka sɔrɔ nkalontigɛ la. Ni fanga jugumanba min bɛ ɲɛgɛnɛsira sinsinni kɔnɔ, o bɛ nɔba bila ɲɛgɛnɛsira la, o kɔrɔ ye ko yɔrɔ fila minnu bɛ ɲɔgɔn kɛrɛfɛ, a ka ca a la, a ka ɲi ka jate bana ye. O hakilina in ka kan ka ladilan ka kɛɲɛ ni ja sɔrɔli fɛɛrɛ ye min bɛ kɛ (milimɛtiri 3 fo 4 yɔrɔw walima 3D hakɛ sɔrɔli ni milimɛtɛrɛ isotropi dakunw ye).

Tuma dɔw la, meniscal clefts radiaux (banakisɛw) sɛgɛsɛgɛli ka gɛlɛn, ka da u ɲɛsincogo kan. Olu bɛ na ni fɛnɲɛnɛma-ko-ɲɛnabɔli ye kosɛbɛ:

• Dakun tigɛcogo hɔrɔnyalen walima a tigɛcogo ɲɛda ja kan;

• Meniscus bowtie (meniscus bowtie) yecogo min tɛ taa ɲɛ walima min tigɛlen don sagittal ja kan (Jaa 6);

Jaa 6. Radial fissure in the anterior segment of the medial meniscus in sagittal proton density-weighted view. Meniscus medial truncated bow tie (arrow) yecogo cogo la.

• Meniscus min tununna walima 'ghost' min ni radial gap ma tiɲɛ.

Meniscus karilen ni bulon bolo ye, o bɛ 10% ɲɔgɔn gɛlɛya spondylolistesis janya la. O cogo la, MRI ka sɛgɛsɛgɛli bɛ kɛ 70% ɲɔgɔn na, ka kɛɲɛ ni sɛgɛsɛgɛli kɛcogo ye min bɛ kɛ.

MRI sɔrɔlenw minnu ka kan ka jateminɛ:

Sɔrɔ min ka ca ni tɔw bɛɛ ye, o ye yɔrɔw yecogo tilennen ye minnu bɛ taa yɔrɔ wɛrɛw la kɔndiliw ni ɲɔgɔn cɛ yɔrɔ la: 'double posterior cruciate ligament (PCL)' taamasiyɛn ye taamasiɲɛ ye ni cɛmancɛla meniscus tiɲɛna ani ni ɲɛfɛla kurukuruni ligament ma tiɲɛ. Segin min bɔra a la, o bɛ ye i n’a fɔ bande hypointense arcuate min bɛ parallel ni ligament crucié posterior normal ye, o bɛ 'double PCL' yecogo bɔ (Ja 7). Rake buruju minnu ka ca kojugu (u bonya bɛ tɛmɛ milimɛtɛrɛ 6 kan) olu fana bɛ se ka barika minɛcogo jira (Jaa 8). O cogo la, meniscus yɔrɔ min bɔra a la, o bɛ nɔrɔ ɲɛfɛla kɛnɛman na.

Jaa 7 Menisiki cɛmancɛ bolokɔni yecogo bɛ ni 'double PCL' taamasiɲɛ ye. Sagittal PD-weighted view with fat suppression: Meniscus fragment dislocated (arrow) bɛ da PCL normal (tɛgɛ) jukɔrɔ ani a bɛ kɛ 'double PCL' yecogo taamasiɲɛ ye.

Jaa 8 Fɛnɲɛnɛma belebeleba ɲɛda cogoya. Sagittal proton density girinya jateminɛ. A yɔrɔ min bɔra a la, o ɲɛfɛla yɔrɔ (tɛgɛ) bɛ nɔrɔ ɲɛfɛla ɲɛgɛnɛsira la (tɛgɛ). A kɔlɔsi ko kɔfɛla nɔngɔnw ma jira (*).

MRI ka sɔrɔ wɛrɛw:

MRI taamasiɲɛ wɛrɛw tiɲɛna, i n’a fɔ bow tie tununen, meniscus taamasiɲɛ inversé, walima meniscus fragments minnu bɛ wuli ka taa ɲɛfɛ ka taa intercondylaire yɔrɔ la milimɛtɛrɛ ɲɛfɛla ja kan (Ja 9) walima axial ja.

Jaa 9 Bulon bololanɛgɛ min bɛ wuli ka bɔ a kɔnɔ. Frontal PD-weighted view tulu damatɛmɛnen kɔfɛ. Menisiki yɔrɔ min bɔra a la (tɛgɛ) bɛ ɲɔgɔn sɔrɔ ni ACL ye (tɛgɛ).

Meniski basigibaliya taamasiɲɛ wɛrɛ ye ɲɛgɛnɛsira yɔrɔw jiginni ye senkɔniw lamini na ka don senkɔniw kɔnɔbara la walima senkɔniw ni senkɔniw yɔrɔ la. O jiginni ninnu bɛ tali kɛ furakɛli menisku dɔrɔn de la, wa u ye gɛlɛya ye min bɛ sɔrɔ fɛn dɔw la minnu bɛ kɛ ni 10% ye. Koronawirisi ni kɔkolo yɔrɔw de ye o yɔrɔw dɔnni fɛɛrɛ ɲuman ye.

Meniscus (Meniscus) ka bɔli

Meniscal detachment bɛ sɔrɔ valgus jogin juguman fɛ, wa a bɛ sɔrɔ meniscus ka capsular appendage kari fɛ. Olu ka teli ka nɔ bila cɛmancɛla ɲɛgɛnɛsira kɔfɛla la min bɛ nɔrɔ kolotuguda la jolilabanaw (kɔfɛla sɔgɔsɔgɔninjɛ) falenni fɛ.

U bɛ na ni milimɛtɛrɛ 5 jiginni ye ka taa ɲɛgɛnɛsira sanfɛla la ka bɔ senkɔni kɔfɛla dan na sagittal jaw kan (ja 11), walima ji donli ɲɛgɛnɛsira dawolo ni joli-sira-funu-yɔrɔ cɛ.

Jaa 11 Meniscus kɔfɛla kɔkolo bɔli. Sagittal proton density filɛli. Meniscus min faralen don ɲɔgɔn kan, o bɛ wuli ka taa ɲɛfɛ. Yɔrɔba bɛ fanga camanba (*) kɛ ɲɛgɛnɛsira dawolo ni kɔfɛla sɔgɔsɔgɔninjɛ cɛ (tɛgɛ).

Meniscus min bɛ panpan

O ye joginda jugumanba dɔ nɔ ye, wa a bɛ sɔrɔ ɲɛgɛnɛsira-yɔrɔ-yɔrɔ-yɔrɔ karilen fɛ ani ɲɛgɛnɛsira cɛmancɛ yɔrɔ bɔli fɛ. MRI la, meniscus min faralen don ɲɔgɔn kan, o bɛ lamini pewu ni ji ye, wa a bɛ i n’a fɔ a bɛ 'float' tibial plateau kan (Jaa 12).

Jaa 12 Menisku min bɛ panpan. Frontal proton density view ni tulumafɛnw falenni ye. Meniscus min faralen don ɲɔgɔn kan, o bɛ lamini ni ji ye, kɛrɛnkɛrɛnnenya la a duguma fan ni tibial plateau (tɛgɛ) cɛ.

Opereli kɔfɛ Meniscus (Meniscus) min bɛ kɛ

Dimi min bɛ segin ka kɛ ɲɛgɛnɛsira tigɛlen kɔfɛ, o bɛ gɛlɛya caman lase bana ma: sɔgɔsɔgɔninjɛ segin-segin, ɲɛgɛnɛsira bɔli kɔfɛ, ɲɛgɛnɛsiralabanaw, ɲɛgɛnɛsira kɔkanna sɔgɔsɔgɔninjɛ, walima jolilabanaw. Tuma caman na, MRI tɛ se ka sɔgɔsɔgɔninjɛ minnu bɛ segin-ka-bɔ, olu dɔn barisa ɲɛgɛnɛsira bɔli bɛ cɛmancɛ fanga caman to yen minnu bɛ 'tiɲɛ' kumaɲɔgɔnya kɛ ni ɲɛgɛnɛsira sanfɛla ye. Sɔrɔ kelen min jatera banako ye, wa a kɔrɔfɔra ko sɔgɔsɔgɔninjɛ min bɛ segin-ka-bɔ, o ye jilama intrameniscal hyperintensity ye ja minnu girinyalen don ni T2 ye. O dantigɛli ninnu kɛra MRI nɔgɔman dɔrɔn na, o ye sɛbɛnnikɛla dɔw bila ka MRI jolilabanaw kɛcogo fɔ, hali ni nin sen in fana na, jateminɛ minnu kɛra yan, olu tɛ bɛn ɲɔgɔn ma.

Cogo min na i bɛ se ka kolotugudaw ni kolotugudaw sancogo?

Kosɔn CZMEDITECH , an bɛ ni fɛn dilannenw ye minnu dafalen don kosɛbɛ kolotugudaw opereli fɛnw na ani minɛn minnu bɛ bɛn o ma, furaw sen bɛ o la kɔkolo doncogo, wulu minnu bɛ kɛ ɲɛgɛnɛsira kɔnɔ, trauma plate, da tuguli plati, kunkolo-kɔnɔ-kɔnɔ-kɔnɔ, prothèse (banakisɛfagalan) min bɛ kɛ, kuran baarakɛminɛnw, kɛnɛma fiɲɛbɔlanw, joli-sira-funu (arthroscopie)., baganmara ladonni n’u dɛmɛnanw sigicogo.

Ka fara o kan, an cɛsirilen don ka to ka fura kuraw labɛn ani ka fɛn dilannenw caya, walasa ka dɔgɔtɔrɔw ni banabagatɔ caman ka opereli magow ɲɛ, ani fana k’an ka tɔn kɛ ɲɔgɔndanba ye diɲɛ kolotugudaw ni minɛnw baara bɛɛ la.

An bɛ fɛnw bila diɲɛ fan bɛɛ, walasa aw ka se aw bɛ se ka kuma an fɛ imɛri la song@orthopedic-china.com walasa ka kunnafoni sɔrɔ fu, walima ka ci bila WhatsApp kan walasa ka jaabi teliya sɔrɔ +86- 18112515727 .

Ni aw b’a fɛ ka kunnafoni wɛrɛw sɔrɔ,aw bɛ digi CZMEDITECH ka kunnafoni wɛrɛw sɔrɔ.