Diagnostic, Symptomatic, And Related Terms & Diagnostic & Therapeutic Proceduresmedical Terminology

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adhesion

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abnormal fibrous band that hold or binds together tissues that are normally separated

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analyte

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substance analyzed or tested, generally by means of lab methods

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contrast medium

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substance injected into the body, introduced via catheter, or swallowed to facilitate radiographic images of internal structures that otherwise are difficult to visualize on x-ray films

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dehiscence

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bursting open of a wound, especially a surgical abdominal wound

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febrile

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feverish; pertaining to a fever

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homeostasis

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relative constancy of balance in the internal environment of the body, maintained by processes of feedback and adjustment in response to external or internal changes

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inflammation

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body defense against injury, infection, or allergy that is marked by redness, swelling, heat, pain and sometimes loss of function

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morbid

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diseased; pertaining to disease

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nuclear medicine

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branch of medicine concerned with the use of radioactive substances for diagnosis, treatment and research

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radiology

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medical specialty concerned with the use of electromagnetic radiation, ultrasound, and imaging techniques for diagnosis and treatment of disease & injury

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interventional radiology

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radiological practice that employs fluoroscopy, CT, and ultrasound in nonsurgical treatment of various disorders

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therapeutic radiology

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use of ionizing radiation in the treatment of cancer

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radionuclides

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substances that emit radiation spontaneously

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radiopharmaceutical

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radionuclide attached to a protein, sugar or other substance used to visualize an organ or area of the body that will be scanned

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scan

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term used to describe a computerized image by modality (such as CT, MRI, and nuclear imaging) or by structure (such as thyroid and bone)

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sepsis

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pathological state, usually febrile, resulting from the presence of microorganisms or their products in the bloodstream

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suppurative

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producing or associated with generation of pus

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endoscopy

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visual examination of a body cavity or canal using a specialized light instrument called an endoscope

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laparoscopy

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visual examination of the organs of the pelvis and abdomen through very small incisions in the abdominal wall

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thoracoscopy

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examination of the lungs, pleura, and pleural space with a scope inserted through a small incision between the ribs

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complete blood count (CBC)

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common blood test that enumerates red blood cells, white blood cells, and platelets; measures hemoglobin (the O2 carrying molecule in RBCs); estimates red cell volume; sorts WBCs into 5 subtypes with their %

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urinalysis (UA)

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common urine screening test that evaluates the physical, chemical, and microscopic properties of urine

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computed tomography (CT)

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Imaging technique achieved by rotating an x-ray emitter around the area to be scanned and measuring the intensity of transmitted rays from different angles

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doppler

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ultrasound technique used to detect & measure blood-flow velocity and direction through the cardiac chambers, valves, & peripheral vessels by reflecting sound waves off moving blood cells

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fluoroscopy

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radiographic technique in which x-rays are directed through the body to a fluorescent screen that displays continuous motion images of internal structures

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magnetic resonance imaging (MRI)

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noninvasive imaging technique that uses radiowaves and a strong magnetic field rather than an x-ray beam to produce multiplanar cross-sectional images

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nuclear scan

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diagnostic technique that uses a radioactive material called a tracer that is introduced into the body and a specialized camera to produce images of organs and structures

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positron emission tomography

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scanning technique using CT to record the positrons emitted from a radiopharmaceutical, that produces a cross-sectional image of metabolic activity in body tissues to determine the presence of disease

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radiography

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imaging technique that uses x-rays passed through the body or area and captured on a film; aka x-ray

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single photon emission computed tomography (SPECT)

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radiological technique that integrates CT and a tracer injected into the bloodstream to visualize blood flow to tissues & organs

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tomography

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radiographic technique that produces an image representing a detailed cross-section of slice, of an area, tissue, or organ at a predetermined depth

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ultrasonography

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imaging procedure using high-frequency sound waves (ultrasound) that display the reflected echos on a monitor

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biopsy

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representative tissue sample removed from a body site for microscopic examination, usually to establish a diagnosis

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frozen section (FS) biopsy

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ultra-thin slice of tissue cut from a frozen specimen for immediate pathological examination

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needle biopsy

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removal of a small tissue sample for examination using a hollow needle, usually attached to a syringe

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punch biopsy

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removal of a small core of tissue using a hollow instrument

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shave biopsy

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removal of tissue using a surgical blade to shave elevated lesions

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ablation

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removal of a part, pathway, or function by surgery, chemical destruction, electrocautery, freezing or radio frequency (RF)

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anastomosis

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surgical joining of 2 ducts, vessels, or bowel segments to allow flow from one to another

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cauterize

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destroy tissue by electricity, freezing, heat, or corrosive chemicals

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curettage

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scraping of a body cavity with a spoon shaped instrument called a curette

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incision and drainage (I&D)

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incision made to allow the free flow or withdrawal of fluid from a wound or cavity

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laser surgery

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surgical technique employing a device that emits intense heat and power at close range to cut, burn, vaporize, or destroy tissues

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radical dissection

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surgical removal of tissue in an extensive area surrounding the surgical site in an attempt to excise all tissue that may be malignant and decrease the chance of recurrence

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resection

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partial excision of a bone, organ or other structure