Dr Russell Talks Patho

Hematologic Brain Disorders

This episode covers a review of cerebral blood flow, events that follow ischemic and hypoxic brain injury and the etiology, pathogenesis and clinical manifestations of strokes and hemorrhages.

Pain and Temperature

This episode looks at the major types of nociceptors, pain transduction, transmission and pain perception.  We also discuss pain modulation, nociceptive/neuropathic pain and headaches.  Then we discuss how the body maintains body temperature as well as the extremes of hyperthermia and hypothermia.

Respiratory Infections

This episode covers the etiology, pathogenesis, diagnosis and treatment of both upper and lower respiratory infections.

Infection

This episode describes the series of events that allows microbial pathogens to produce infectious disease in humans.

Cancer

This episode defines neoplasm and discusses concepts related to the development of malignant tumors.  Topics include the cell cycle in both normal and malignant cells, including an over view of proto-oncogenes, oncogenes and tumor suppressor genes.  We will look at the etiology, pathogenesis, manifestations and treatments of cancer.

Stress and Disease

This episode covers some of the historical background and general concepts of stress.  We will discuss the stress response and how stress affects personality, coping and can lead to illness.

The Basics of Pathophysiology

This episode covers the language used in and the conceptual basis for pathophysiology, including:  the characteristics of health and illness, risk factors, etiology and pathogenesis of a disease,  clinical manifestations and how lifespan, nutrition and genetics affect health.  Chronic disease is discussed as well as an overview of pathophysiologic mechanisms that can result in disease.  The study of epidemiology is introduced.