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MCA ANATOMISI VE
MCA ANEVRİZMALARINDA CERRAHI TEDAVI




                        Prof. Dr. Nihat
                         EGEMEN,
                          Beyin ve Sinir Cerrahi.
                      nihat_egemen@yahoo.com
20. -21. Yuz yıl




Professor. MG.Yaşargil                  Professor A.L. Rhoton Jr.
MCA Anatomisi
MCA Anatomisi



      MCA
Geniş ve kompleks
   2.4- 4.6 mm
 ACA nın 2 misli


M1- SPHENOIDAL
M2- INSULAR
M3- OPERCULAR
M4- CORTICAL
MCA Anatomisi
                                       M1- PERFORATORLERİ
                                        LENTİCULOSTRIATE A.
                                              (1-21- (10)
                                        % 80 bifurkasyon öncesi
                                            i- MEDİAL
       ANTERIOR PERFORATED SUBSTANCE




ii- INTERMEDIATE
    M1 veya Erken dal
iii- LATERAL
     Lateral of M1, M2
     Erken dal
MCA Anatomisi
  LENTİCULOSTRIATE A.
MCA Anatomisi
   LENTICULOSTRIATE A.
MCA Anatomisi

                       Erken dallar



Bifurkasyon
öncesi M1 den
çıkan küçük
Kortikal dallar
MCA Anatomisi


M2 - INSULAR
MCA Anatomisi


M3- Operküler

Sirküler Sulkus

Sylvian Fissür
Yüzeyi

M4- Kortikal
MCA Anatomisi
  M4- Cortical
ST: Superior trunk
IT: Inferior trunk
IntT: Intermediate trunk
OF: Orbitofrontal artery
PF: Prefrontal artery
Pre S: Precentral artery
S: Central artery
PostCA=AP: Postcentral artery=
Anterior parietal artery
PP: Posterior pareital artery
A: Anguler artery
TO: Temporooccipital artery
TA: Temporal artery
PT: Posterior temporal artery
MT: Middle temporal artery
AT: Anterior temporal artery
TP: Temporopolar artery
EB: Early branch
MC: Motor cortex
MCA Anatomisi



M1- SPHENOIDAL

M2- INSULAR

M3- OPERCULAR

M4- CORTICAL
MCA Anatomisi

Sup: Superior trunk
Inf: Inferior trunk
Int: Intermediate trunk
OF: Orbitofrontal artery
PF: Prefrontal artery
Pre S: Precentral artery
S: Central artery
PostCA=AP: Postcentral artery=
Anterior parietal artery
PP: Posterior pareital artery
A: Anguler artery
TO: Temporooccipital artery
TA: Temporal artery
PT: Posterior temporal artery
MT: Middle temporal artery
AT: Anterior temporal artery
TP: Temporopolar artery
EB: Early branch
MC: Motor cortex
MCA Anatomisi
MCA Anatomisi
MCA Anatomisi
MCA Anatomisi
MCA Anatomisi
Anatomy of the MCA
MCA Anatomisi
MCA Anatomisi
MCA Anatomisi
MCA Anatomisi
MCA ANEVRİZMALARINDA CERRAHI TEDAVI



Klinik belirtiler

Subaraknoid kanama
i- Ani şiddetli baş ağrısı
ii- Şuur seviyesinin bulanması
iii- Ense sertliği
İv- kusma
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
         M1 Prebifurkasyon anevrizmasi
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
      M1 Bifurkasyon Anevrizmasi
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
      M1 Bifurkasyon - dev anevrizma
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
  M1 Trifukasyon (Intermediate Trunk) Anevrizmasi
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ


        Multiple aneurysms
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ

            Coklu anevrizma
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
    M1 Bifurkasyon: Genis boyunlu Anevrizma
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
MCA ANEVRİZMALARINDA CERRAHİ TEDAVİ
Mca Anevrizmaları ve Mca Anatomisi
Mca Anevrizmaları ve Mca Anatomisi

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Mca Anevrizmaları ve Mca Anatomisi