Neiroanatomia - Dak.indd

klinikuri neiroanatomia
zaxarCenkos sindromi) Sedegad ganviTarebuli klinikuri suraTi
mravalferovania. misi ZiriTadi damaxasiaTebeli simptomebi viTardeba
dazianebis mxares: rbili sasisa da mbgeravi iogebis dambla, horneris
sindromi da vestibulur-cerebelaruli simptomebi (nistagmi, hipermetria
da statikis darRveva). siringomieluri disociaciuri anesTezia
vrceldeba dazianebul an mopirdapire mxares, zogjer ki mTel
saxezec. am dros moSlilia ylapva da zogjer metyvelebac (disfagia,
dizarTria). pacients awuxebs Tavis tkivili.
Tavis tvinis venebi – venae cerebri
Tavis tvinis venebs ara aqvT sarqvelebi da ar mihyvebian arteriebs.
Tavis tvinis magistraluri arteriebi ganTavsebulni arian tvinis
fuZeze, msxvili venebi ki mdebareoben hemisferoebis zemo – gareTa
zedapirze. vilizi iseTi uSno, ugvano da saZagelia, rom mas ar hyavs meore
naxevari – coli. venebi gaurbian mrisxane obobas, `xtebian~ magari
garsis sinusebSi da iq imalebian.
arCeven Tavis tvinis Rrma da zedapirul venebs, romlebic erTmaneTTan
dakavSirebuli arian mravali anastomoziT. zedapirul venebs
sisxli moaqvT didi tvinis qerqidan da qerqqveSa TeTri nivTierebidan;
Rrma venebi ki axdenen sisxlZarRvovani wnulebis, periventrikuluri
regionebis, diencefalonis, bazaluri birTvebisa da Rrmad mdebare
TeTri nivTierebis drenirebas.
zedapiruli venebia: didi tvinis zemo venebi – vv. cerebri superiores;
didi tvinis Sua zedapiruli vena – v. cerebri media superfi cialis; didi tvinis
qvemo venebi – vv. cerebri iinferiores. Rrma venebidan mniSvnelovania: bazaluri
venebi – vv. basilare; didi tvinis SigniTa venebi – vv. cerebri internae,
romelTa SerwymiT Seiqmneba tvinis didi vena – v. cerebri magna (Galaeni).
Tavis tvini saWiroebs dacvasa da sayrdens; mas gars akravs sami
garsi, tvini tivtivebs gamWvirvale siTxeSi da Camjdaria Zvlovan
kolofSi. Tavis qala mtkice da saimedo safarvelia, romelic icavs
Tavis tvins meqanikuri dazianebisagan, magram, amave dros, Tavis tvinSi
raime moculobiTi an anTebiTi procesis ganviTarebisas, Zvlovani
javSani auaresebs paTologiur process, radgan Tavis qalas ara aqvs
moculobaSi momatebis – gadidebis unari.
Tavis tvini dafarulia sami garsiT: 1) rbili garsi – pia mater; 2) qselisebri
garsi – tunica arachnoidea; 3) magari garsi – dura mater .
26