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Ch 1 path terms

Radiography

TermDefinition
Acute Having a quick onset and lasting a short period of time with a relatively severe course
Asymptomatic Showing or causing no identifiable symptoms
Atrophy A reduction in size or wasting of cells, tissues, or organs due to poor nutrition or non-use
Auto-antibody Antibody acting against its own tissue or organism
Autoimmune disorder Disease in which antibodies form against and injure the patient’s own tissues, in contrast to the normal process in which antibodies form in response to foreign antigens.
Benign neoplasm Refers to a localized and generally noninvasive lesion
Carcinoma A malignant growth comprised of epithelial cells that tends to invade surrounding tissues and gives rise to metastases.
Chronic Presenting slowly and persisting over a long period of time
Congenital Existing at, and usually before, birth and resulting from genetic or environmental factors
Degenerative Refers to deterioration of the body usually associated with the aging process
Diagnosis The name of a disease an individual is believed to have
Disease Any abnormal disturbance of the normal function or structure of a body part, organ, or system that may display a variety of manifestations.
Dysplasia Abnormal tissue development
Epidemiology The investigation of disease in large groups
Etiology The study of the cause and origin of disease
Hematogenous spread Spread through the blood
Hereditary Genetically transferred from either parent to child and derived from ancestors
Hyperplasia Overdevelopment.
Hypertrophy Increase in number of cells and tissue resulting in an increased organ size without the presence of a tumor.
Iatrogenic Pertains to any adverse condition in a patient occurring 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 time period.
Infection An inflammatory process caused by exposure to some disease-causing organism
Inflammatory Refers to the body process of destroying, diluting, or walling off a localized injurious agent.
Invasion Refers to 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 disease of the 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 Refers to 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 Refers to diseases acquired 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, as opposed to subjective symptoms perceived by the patient
Symptom Any subjective evidence of a disease as perceived by a patient
Syndrome A group of signs and symptoms that occur together and characterize a specific abnormal disturbance
Traumatic Pertaining to the effects of a wound or injury, whether physical or psychic
Virulence The ease with which an organism overcomes body defenses
Created by: RT2017