CHRONIC INFLAMMATION

What is Chronic Inflammation?

Chronic inflammation is the long term response to an injury or infection. Summary of Chronic Inflammation: Infiltration of lymphocytes, and deposition of scar tissue. Causes of Chronic Inflammation Include: Long term acute inflammation Long term exposure to irritantsAutoimmune conditions Mediators…
ACUTE INFLAMMATION

What is Acute Inflammation?

Acute inflammation is the cellular process of responding to cell damage or infection in the short term. Summary of Acute Inflammation: Injury or infection causes release of cell signals that recruit inflammatory cells that try to fix the issue. Signs…
INFLAMMATION

What is Inflammation?

Inflammation is the body's response to injury or infection. Inflammation is basically divided into two types: Acute inflammation: Immediate. Chronic inflammation: Long term.
PATHOLOGIC CALCIFICATION

What is Pathologic Calcification?

Pathologic calcification is calcification at sites that are not normally calcified. The two types include dystrophic calcification and metastatic calcification. Dystrophic Calcification Metastatic Calcification
INTRACELLULAR ACCUMULATIONS

What are Intracellular Accumulations?

Intracellular accumulations are aggregations of substances which may include the following: Lipids Steatosis (Fatty Change) Cholesterol and Cholesterol Esters  Proteins Hyaline Change Glycogen Pigments Exogenous Pigments Endogenous Pigments
APOPTOSIS

What is Apoptosis?

Apoptosis is programmed cell death. Causes of apoptosis are cellular stressors which include ischemia, hypoxia, infectious agents, radiation, chemicals, alterations in temperature. Apoptosis in Physiologic Situations: Natural. Apoptosis in Pathologic Conditions: Disease or disorder. Morphologic and Biochemical Changes in Apoptosis:…
CELL INJURY

What is Cell Injury?

Cell injury is damage acquired to cells that may result in reversible or irreversible injury. Causes of cell injury may include physical agents, chemical agents, drugs, lack of oxygen, nutrient imbalances, infections, immune issues, or genetic issues. Cellular injury may…