Imaging of Head Trauma

Part 1 Introduction: Epidemiology; Primary v. Secondary Brain Injury; Imaging Approach; Prognosis. Part 2 Skull and Scalp Trauma: The Calvarial Soft Tissues (normal anatomy and pathology); Skull Injury - Basic Concepts; Classification of Skull Fractures (linear, diastatic, compound, depressed, somminuted, fracture "mimics"); Temporal bone Trauma; Frontal Sinus Fractures; The CS Fistula. Part 3 Extra-Axial Collections (Anatomy, Definitions, Mechanism, clinical Correlation, Imaging): Subdural Haematomas; Subdural Hygroma; Epidural Haematoma; Intraventricular Haemorrhage; Subarachnoid Haemorrhage; Pneumocephalus. Part 4 Concussion/Contusion/Haematoma: Definition and Mechanisms; The "Coup-Contrecoup" Injury; MR Evaluation of Haemorrhage; Part 5 Brainstem Injury (Classification, Mechanisms, Clinical Correlation, Imaging). Part 6 Brain Herniation: Basic concepts; Cerebral Swelling; Classification - Subfalcine herniation, Uncal (medial transtentorial), Downward (descending transtentorial), Upward (ascending transtenorial), Tonsillar Herniation, External Herniation. Part 7 Vascular Injury: Dissection/Transection/Laceration; Post-traumatic Infarction; Traumatic aneurysm; Carotid-Cavemous Sinus Fistula; Venous Thrombosis; MR Angiography. Part 8 Paediatric Head Injury: Epidemiology; Paediatric v. Adult Response to Head Injury; Paediatric Scalp/Skull Fracture; The Leptomeningeal Cyst; Extra-axial Collections; Intra-axial Trauma; Non-accidental Trauma ("Child Abuse"). Part 9 Maxillofacial Trauma: Nasal-Septal Fractures; Fractures of the Zygoma; Mid-facial Fractures (the "Le Fort" fractures); Mandibular Trauma; Orbital Trauma; Part 10 Post-Traumatic Sequelae; Hydrocephalus; Atrophy, Encephalomalacia, Wallerian Degeneration; Post-traumatic infection; Post-traumatic Epilepsy; Memory Loss.