Endoscopic Anatomy of the Third Ventricle (eBook)

Contents OVERVIEW (Fig. 1) ANATOMICAL BACKGROUND (Figs.2 to 15) Target areas, overview (Fig.2) Details (Figs. 3 to 15) Anterior segment of the 3rd ventricle (Figs. 3 and 4) Posterior segment of the 3rd ventricle (Figs. 5 and 19) Adjacent structures around the 3rd ventricle (Figs. 6 to 15) Corpus callosum (Fig.6) Addendum for 2.2.3.1. Rostrum corporis callosi and Lamina terminalis (Fig. 7) Fornices (Figs. 9 to 11) Fornix and Septum pellucidum (Fig. 9) Crura and Commissura fornicis (Figs. 9 to 11) Splenium and Tectum (Fig. 12) Cisterna tecti and Fissura transversa (Figs. 13 and 14) Vessels of Cisterna ambiens, Cisterna tecti, and Fissura transversa/Velum interpositum (Fig. 15) SURGICAL APPROACHES Approaches through Lamina terminalis – translaminar approaches – (Figs. 16 to 20) Principles of surgical approaches (Fig. 16) Details (Figs 17 to 18 Comparison of translaminar and transforaminal approaches (Fig. 17) Surgical aspects of variants of Lamina terminalis (Fig. 18) Intraventricular target areas (Figs. 19 to 20) Approaches through Foramen interventriculare (Monroi) – transforaminal approaches – (Figs. 21 to 30) Principles of surgical approaches (Fig. 21) Details (Figs. 22 to 28) Routes of approaches(Fig. 22 to 24) Incision of Corpus callosum (Fig. 25) 3rd ventricle and adjacent structures – endoscopical aspects – (Figs. 26 and 27) Extra- and intraventricular target areas (Figs. 28 to 30) Approaches through Fissura transversa – retroforaminal approaches – (Figs. 31 to 36) Principles of surgical approaches (Fig. 37) Details (Figs. 38 to 42) Avoiding bridging veins (Fig. 32) Avoiding damage of a prefixed fornix (Figs. 33 and 34) Cavum Vergae (Fig. 35) V. ventriculi lat. directa (Fig. 36) Supracerebellar approaches for the 3rd ventricle and surrounding structures (Krause-Yasargil, Figs. 37 to 47) Principles of surgical approaches (Fig. 37) Details (Figs. 38 to 42) Positioning on the operating table (Fig. 38) Avoiding bridging veins (Fig. 39) Avoiding V. magna Galeni and adjacent structures of aqueduct (Figs. 40 to 42) 3.4.3. Target areas of the 3rd ventricle and Fissura transversa (Figs. 43 to 47)