Acute

These diseses usually have a quick onset and last a short period of time

Asymptomatic

Do not produce any sypmtoms

Atrophy

Generalized decreased cell size

Autoantibodies

Antibody acting against its own tissue or organism

Autoimmune Disorder

Autoantibodes are associated with auntoimmune disorders. Diseases such as Rheumatoid arthritis are considered Auntoimmune disorders

Benign Neoplasm

Remains localized and is generally noninvasive

Carcinoma

(Cancer)

A type of cancer and is derived from epithlial tissue

Cancer

↓

Uncontrolled growth of abnormal cells in the body

Chronic

May manifest more slowly and last a very long time

Congenital

Diseases that are present at birth and resulting from genetic or environmental factors

Example: Down's Sydrome

Degenerative

Deterioration of the body, decreasing normal tissue density

Examples: Atherosclerosis, osteoporosis, osteoarthritis

Diagnosis

The name of a disease an individual is believed to have

Dysplasia

Abnormal changes of mature cells

Epidemiology

Etiology

The study of the cause and origin of the disease

Hematogenous spread

Spread through blood

Debridement

The removal of dead cells and material

Hereditary

Genetically tranferred from either parent to child through abnormalities of individual genes in chromosomes and is derived from ancestors.

Ex: Hemophilia

Hyperplasia

Overdevelopment.

Increase in the number of cells in tissue as a result of excessive proliferation.

Hypertrophy

Generalized increase in cell size

Iatrogenic

Pertains to any adverse condition in a patient occuring as a result of medical treatment.

Idiopathic

No identifiable causative factor

Incidence

A statistical measure that refers to the number of new cases of a disease found in a given period of time.

Infection

An inflammatory process caused by exposure to some disease-causing organism

Inflammatory

Process of the body destroying, diluting, or walling off a localized injurious agent

Invasion

A condition when cells, tissue, or a lesion takes over the space or area of the surrounding normal tissue

Lesion

General term used to describe the various types of cellular change that can occur in response to a disease

Leukemia

A malignant disese of leukocytes and their precursor cells in the blood and bone marrow

Lymphatic spread

Spread through the lymphatic system

Lymphoma

Neoplastic growth in the lymphatic system

Malignant Neoplasm

A lesion that grows, spreads, and invades other tissues

Manifestations

Observable changes resulting from cellular changes in the disease process

Metabolism

The normal physiologic function of the body

Metaplasia

Conversion of a specific type of tissue into a different kind of tissue

Metastatic spread

The spread of cancer cells

Morbidity rate

The incidence of illness in the population sufficient to interfere with an individual's normal daily routine

Mortality Rate

The number of deaths from a particular disease averaged over a population

Neoplastic

Pertaining to new, abnormal tissue growth

Nosocomial

Disease aquired in or from a health care environment

Pathogenesis

Development of disease

Prevalence

A statistical measure that refers to the number of cases of a disease found in a given population

Prognosis

The prediction of course and outcome for a given disease

Sarcoma

A type of tumor, often highly malignant, composed of a substance like embryonic connective tissue

Seeding

Cancerous cells traveling to a distant site or distant organ 

Sequelae

Condition resulting from a disease

Sign

An objective manifestation of disease perceptible to the managing physician

Symptom

Any subjective evidence of a disease as perceived by a patient

Syndrome

Group of signs and symptoms that occur together and characterize a specific abnormal disturbance

Virulence

The ease with which an organism overcomes body defenses