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Table of Contents
Intro
Preface
Acknowledgments
Contents
1: Introduction: Definition of Trigeminal Neuralgia and Evolution of Concepts
1.1 Definition of Trigeminal Neuralgia
1.2 Evolution of Concepts
2: Terminology and Classification of Trigeminal Neuralgias
2.1 Criteria for Diagnosis of Trigeminal Neuralgia
2.2 Classification on Presumed Etiology
2.2.1 Secondary Trigeminal Neuralgia
2.2.2 Classical Trigeminal Neuralgia
2.2.3 Idiopathic Trigeminal Neuralgia
3: Anatomy of the Trigeminal Nerve (TGN)
3.1 Descriptive Anatomy of the TGN
3.1.1 The Trigeminal Nerve in the Trigeminal Cave
3.1.2 The Trigeminal Root in the Cerebellopontine Angle
3.1.3 The Trigeminal Root Entry Zone
3.2 Functional Anatomy of the TGN
4: Anatomy of the Neighbouring Vessels and Structures Surrounding the Trigeminal Nerve
4.1 Arteries
4.2 Veins
4.3 Surrounding Structures
4.3.1 Role of the Size of the Cerebello-Pontine Angle Cistern
4.3.2 Role of the Upper Petrous Ridge
4.3.3 Influence of Focal Arachnoiditis
4.3.4 Presence of Global Radicular Atrophy
5: Trigeminal Neuralgias: Clinical Presentations, Neurological Assessment, and Specialty Investigations
5.1 Problems of Characterization
5.1.1 Trigeminal Neuralgia May Result from Various Pathologies
5.1.2 The Clinical Presentations of Trigeminal Neuralgia
5.1.3 The Atypical Trigeminal Neuralgia
5.1.4 Distinction Between Classical Trigeminal Neuralgia and Painful Trigeminal Neuropathies
5.2 Mechanisms
5.2.1 Hypotheses
5.2.2 Structural Abnormalities
5.2.3 Electrophysiological Abnormalities
5.2.4 Anomalies in Secondary Trigeminal Neuralgias
5.2.5 The Question of Genetic Involvement
5.3 Epidemiology
5.4 Clinical Presentation in Its Typical Form
5.4.1 Pain Quality
5.4.2 Pain Topography
5.4.3 Conditions of Triggering Pains
5.4.4 Negativity of the Neurological Examination
5.4.5 Evolution
5.4.6 Trigeminal Pre-neuralgia
5.5 Other Clinical Presentations
5.5.1 Atypical Trigeminal Neuralgia (= Trigeminal Neuralgia with Concomitant Continuous Pain)
5.5.2 Trigeminal Neuralgia with Autonomic Involvement
5.5.3 Trigeminal Neuralgia After Long Evolution
5.5.4 Trigeminal Neuralgia After Trigeminal Surgery
5.6 Clinical Assessment
5.6.1 Neurological Assessment
5.6.2 Other Specialty Investigations
5.6.3 The Way to Assess Pain Intensity in Therapeutic Results
6: Trigeminal Neuralgias: Neuro-Imaging Assessment
6.1 Standard Imaging Should Rule Out Secondary Neuralgias
6.2 Detection of the Neurovascular Conflicts
6.3 Diffusion Tensor Imaging (DTI) MRI
7: Differential Diagnoses of Trigeminal Neuralgias
7.1 The Secondary Trigeminal Neuralgias
7.2 The Painful Trigeminal Neuropathies
Preface
Acknowledgments
Contents
1: Introduction: Definition of Trigeminal Neuralgia and Evolution of Concepts
1.1 Definition of Trigeminal Neuralgia
1.2 Evolution of Concepts
2: Terminology and Classification of Trigeminal Neuralgias
2.1 Criteria for Diagnosis of Trigeminal Neuralgia
2.2 Classification on Presumed Etiology
2.2.1 Secondary Trigeminal Neuralgia
2.2.2 Classical Trigeminal Neuralgia
2.2.3 Idiopathic Trigeminal Neuralgia
3: Anatomy of the Trigeminal Nerve (TGN)
3.1 Descriptive Anatomy of the TGN
3.1.1 The Trigeminal Nerve in the Trigeminal Cave
3.1.2 The Trigeminal Root in the Cerebellopontine Angle
3.1.3 The Trigeminal Root Entry Zone
3.2 Functional Anatomy of the TGN
4: Anatomy of the Neighbouring Vessels and Structures Surrounding the Trigeminal Nerve
4.1 Arteries
4.2 Veins
4.3 Surrounding Structures
4.3.1 Role of the Size of the Cerebello-Pontine Angle Cistern
4.3.2 Role of the Upper Petrous Ridge
4.3.3 Influence of Focal Arachnoiditis
4.3.4 Presence of Global Radicular Atrophy
5: Trigeminal Neuralgias: Clinical Presentations, Neurological Assessment, and Specialty Investigations
5.1 Problems of Characterization
5.1.1 Trigeminal Neuralgia May Result from Various Pathologies
5.1.2 The Clinical Presentations of Trigeminal Neuralgia
5.1.3 The Atypical Trigeminal Neuralgia
5.1.4 Distinction Between Classical Trigeminal Neuralgia and Painful Trigeminal Neuropathies
5.2 Mechanisms
5.2.1 Hypotheses
5.2.2 Structural Abnormalities
5.2.3 Electrophysiological Abnormalities
5.2.4 Anomalies in Secondary Trigeminal Neuralgias
5.2.5 The Question of Genetic Involvement
5.3 Epidemiology
5.4 Clinical Presentation in Its Typical Form
5.4.1 Pain Quality
5.4.2 Pain Topography
5.4.3 Conditions of Triggering Pains
5.4.4 Negativity of the Neurological Examination
5.4.5 Evolution
5.4.6 Trigeminal Pre-neuralgia
5.5 Other Clinical Presentations
5.5.1 Atypical Trigeminal Neuralgia (= Trigeminal Neuralgia with Concomitant Continuous Pain)
5.5.2 Trigeminal Neuralgia with Autonomic Involvement
5.5.3 Trigeminal Neuralgia After Long Evolution
5.5.4 Trigeminal Neuralgia After Trigeminal Surgery
5.6 Clinical Assessment
5.6.1 Neurological Assessment
5.6.2 Other Specialty Investigations
5.6.3 The Way to Assess Pain Intensity in Therapeutic Results
6: Trigeminal Neuralgias: Neuro-Imaging Assessment
6.1 Standard Imaging Should Rule Out Secondary Neuralgias
6.2 Detection of the Neurovascular Conflicts
6.3 Diffusion Tensor Imaging (DTI) MRI
7: Differential Diagnoses of Trigeminal Neuralgias
7.1 The Secondary Trigeminal Neuralgias
7.2 The Painful Trigeminal Neuropathies