Primary and Secondary Brain Stem Lesions

Cerebral Mass Displacements. Part I: Cisternal Hernia in Intracranial Tumours in the Computer Tomogram.- Materials and Methods.- Results.- Influence of Tumour Location on Alterations of the Cisterns.- 1. Tumours of the Frontal Lobe.- 2. Tumours of the Temporal Lobe.- 3. Tumours of the Parietal Lobe.- 4. Tumours of the Occipital Lobe.- 5. Tumours of the Basal Ganglia.- 6. Tumours of the Posterior Cranial Fossa.- 7. Occlusive Hydrocephalus.- Discussion.- References.- Cerebral Mass Displacements. Part II: Clinical Findings in Primary and Secondary Brain Stem Lesions.- Patients and Methods.- Results.- 1. Individual Parameters and Their Combinations.- 2. Progress Investigations.- 3. Summary.- Discussion.- References.- Acute Direct and Indirect Lesions of the Brain Stem -- CT Findings and Their Clinical Evaluation.- Summary.- Material and Methods.- Results.- 1. Supratentorial Lesions.- 2. Infratentorial Lesions.- 3. Direct Changes in the Brain Stem.- 4. Indirect Secondary Infarcts of the Brain Stem and Other Regions.- Discussion of the Indirect Secondary Infarcts.- References.- Electrically Elicited Blink Reflex and Early Acoustic Evoked Potentials in Circumscribed and Diffuse Brain Stem Lesions.- 1. Introduction and Objectives.- 2. Historical Review.- 3. Materials and Methods.- 4. Results.- 5. Summary.- References.- Blood Flow in Brain Structures During Increased ICP.- Summary.- Material and Methods.- 1. Blood Flow Measurement.- 2. Experimental Protocol.- Results.- 1. Control Values.- 2. Effect of ICP upon Systemic Measurements.- 3. Macroscopic Changes.- 4. rCBF in the Initial Phase of ICP Increase.- 5. Effect of ICP upon Regional CBF.- 6. Influence of ABP.- Discussion.- Acknowledgements.- References.- Biomathematics of Intracranial CSF and Haemodynamics. Simulation andAnalysis with the Aid of a Mathematical Model.- Summary.- Model Equations.- 1. Intracranial System.- 2. Cardiovascular Components.- 3. Baroreceptor Feedback Control.- 4. Disturbance of Central Regulation.- 5. Space Occupying Lesions.- Stability, Model Validation and Simulation Technique.- Model Applications.- 1. Intracranial Pulse Pressure Relationship and Haemodynamics.- 2. Volume Pressure Test and Haemodynamics.- 3. Parameter Estimation.- 4. Rhythmic Phenomena.- Discussion.- References.