Download Differential Approaches in Microsurgery of the Brain by Wolfgang Seeger PDF

By Wolfgang Seeger

Preface within the current quantity a number of techniques to an analogous with regards to the encircling mind constructions and goal region within the deep areas of the mind are cerebral vessels. the following it really is to be famous that the so defined. within the past volumes this element was once referred to as "quadrigeminal" area is composed not just of the taken little into consideration. the writer endeavored to Cisterna tecti, however the within sight fissures (Fissura trans describe quite the common operative methods versa cerebri and Fissura horizontalis cere belli) and their ideas to make it more uncomplicated for the newbie must also be incorporated. The pathological methods to profit the microsurgical strategies in interventions don't usually confine themselves to the Cisterna within the relevant apprehensive process. tecti, yet expand over the neighboring fissures. The Now frustrating tactics within the fast vicini Cisterna tecti extends with out limits into the neigh ty of the brainstem region were completely uninteresting fissures and into the Cisterna ambiens. chosen. they've been separated into dorsal, later As formerly, in addition to own operational experi ences (which aren't marked as such) additionally interven al and ventral strategies with destinations in general within the dorsal, lateral or ventral cisternal parts. each one of tions are awarded which were performed via those 3 teams has been separated back into co-workers."

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Extra resources for Differential Approaches in Microsurgery of the Brain

Sample text

I I DORSAL CISTERNS AND FISSURES, ANTERIOR SEGMENTL-I_ _ _ _ _ _ _ _ _----11 46 Fig. 22. 3rd and 4th steps: the medial limits of the angioma are meanwhile exposed, the arachnoidea surrounding the angioma is cut and the angioma isolated laterally, dorsally and basally During freeing of the basal ganglia area adjacent to part of the angioma and from the forceps radiation of the Corpus callosum the Cornu anterius is opened. Removal of intraventricular part of the angioma. Microsurgical site - A with anatomical positioning sketch 47Ll______________________________________________ ~ FIG.

20 A 1m m microsurgical topography ® ® rachnoidea -cut- (wall of ("I~ternac ocp. ,,11,,;) Arachnoidea of Co15terna corp. _ _ _ _ _ _ _ _ _---1144 Fig. 21. 2nd step: exposure of the anterior cerebral artery, Al and A2 sections both sides and the anterior communicating artery from proximal to distal. The anatomical normal variations - prefixed chiasma make the orientation easier. Microsurgical site - A with anatomical positioning sketch 451~__ FIG. 21 1===1 1mm microsurgical topography 2 nd step (HEUBNERI) of AVM?

24. From the pterional approach the most difficult parts of the A VM to reach are those in the area dorsal to the Genu corporis callosi and their feeding arteries from the anterior cerebral artery. The landmarks are particularly important here. A VM parts posterior to the anterior cerebral artery allow the assumption that the Genu corporis callosi, the anterior horn and the anterior part of the basal ganglia are penetrated by the angioma. Probably the angioma has not penetrated the Lamina terminalis because the anterior cerebral artery (Al) penetrates the A VM from underneath and behind the Genu corporis callosi 51 FIG.

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