Titlebook: Combined Modality Therapy of Central Nervous System Tumors; Zbigniew Petrovich (Professor and Chairman),Luther Book 2003 Springer-Verlag B

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https://doi.org/10.1007/978-1-4614-5369-7on-target tissue. This chapter is a short overview of the principles of physics and technology that are employed in external beam radiation therapy to achieve a high degree of conformity between the total irradiated volume and the target volume. These principles are described in the context of treat

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Regression with Gaussian-Type Responses, destroy an intracranial lesion (Leksell 1951). Leksell initially proposed radiosurgery as a noninvasive method for functional neurosurgery, directed at small lesions of only a few millimeters. The method initially used many collimated 300-kV stationary X-ray beams convergent on a common focus (Leks

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https://doi.org/10.1007/978-1-4757-3683-0l attention when they result in signs and symptoms of an endocrinopathy, or when they achieve sufficient size to produce mass effect. Surgical resection is usually curative for these benign lesions. However, therapeuticther conundrums arise when total surgical resection is not feasible.

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https://doi.org/10.1007/978-1-4757-3683-0l-pharyngeal duct (Erdheim 1904). The name of the tumor was first introduced by Cushing in 1932, and has been considered by many to be a misnomer as Rathke’s pouch is actually an evagination of the primitive stomodeum and not the pharynx proper. They are encountered primarily in the sellar and paras

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