Cerebrovascular Events
Chapter 191 Cerebrovascular Events John J. Graykoski Definition and Epidemiology A stroke is an interruption of blood circulation to the brain causing a neurologic deficit that reflects the area of…
Acromegaly
Chapter 204 Acromegaly Alan Ona Malabanan Definition and Epidemiology Acromegaly is a rare, chronic, and insidious disease that results from prolonged excessive secretion of growth hormone (GH). This manifests as…
Intracranial Tumors
Chapter 203 Intracranial Tumors Melissa C. Davis, Camilo E. Fadul Primary malignant and nonmalignant intracranial tumors represent a small fraction of all types of cancer, but they have a major…
Peripheral Arterial and Venous Insufficiency
Chapter 125 Peripheral Arterial and Venous Insufficiency Ann Guttendorf Peripheral Arterial Insufficiency Peripheral arterial insufficiency is the condition that results when there is insufficient blood flow to the extremities. It…
Ankylosing Spondylitis and Related Disorders
Chapter 215 Ankylosing Spondylitis and Related Disorders Carey Field Ankylosing Spondylitis Definition and Epidemiology The seronegative spondyloarthropathies are a group of inflammatory arthritides sharing many clinical, radiographic, and genetic features….
Hyperkalemia and Hypokalemia
Chapter 209 Hyperkalemia and Hypokalemia Joanne Sandberg-Cook Definition and Epidemiology The amount of potassium present in the average human body is approximately 50 mEq/kg. Of this, 90% is found in intracellular…
Trigeminal Neuralgia
Chapter 202 Trigeminal Neuralgia Wanda J. Handel Definition and Epidemiology Trigeminal neuralgia is a common and well-defined pain disorder affecting the sensory branches of the trigeminal nerve. It is also…
Myocarditis
Chapter 124 Myocarditis John R. Butterly Definition and Epidemiology Myocarditis is the term used to include any pathologic process in which inflammation involving the myocardium is identified. The basic definition…
