Vascular Malformations Main Text Preamble Brain vascular malformations, a.k.a. cerebrovascular malformations, are a heterogeneous group of disorders that exhibit a broad spectrum of biologic behaviors. Some cerebrovascular malformations (e.g., capillary…
Nonneoplastic Cysts Main Text Preamble There are many types of intracranial cysts. Some are incidental and of no significance. Others may cause serious—even life-threatening—symptoms. In this chapter, we consider a…
Genetic Tumor Syndromes Involving the CNS Main Text Preamble Historically, few CNS neoplasms were thought to result from a genetic predisposition to tumorigenesis. Within the last decade, new DNA sequencing…
Congenital, Acquired Pyogenic, and Acquired Viral Infections Main Text Preamble Infectious diseases can be conveniently divided into congenital/neonatal and acquired infections. There are unique infectious agents that affect the developing…
Arterial Anatomy and Strokes Main Text Preamble “Stroke” is a generic term that describes a clinical event characterized by sudden onset of a neurologic deficit. However, not all strokes are…
Venous Anatomy and Occlusions Main Text Preamble Dural venous sinus and cerebral vein occlusions are relatively rare, accounting for only 1% of all strokes. They are notoriously difficult to diagnose…
Tuberculosis and Fungal, Parasitic, and Other Infections Main Text Preamble In this chapter, we continue the delineation of acquired infections that we began in Chapter 12 with pyogenic and viral…
Vasculopathy Main Text Preamble The generic term “vasculopathy” literally means blood vessel pathology—of any kind, in any vessel (artery, capillary, or vein). Evaluating the craniocervical vessels for vasculopathy is one…
Acquired Metabolic and Systemic Disorders Main Text Preamble In this chapter, we focus on acquired metabolic and systemic disorders that involve the CNS. We begin with the most common—hypertension—before turning…
Glioneuronal and Neuronal Tumors Main Text Preamble The 5th edition WHO classification of CNS neoplasms groups gliomas, glioneuronal tumors, and neuronal tumors together. Gliomas are—by far—the largest group of neoplasms…
