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Chapter 17
Chapter 17 Glossary
Term | Definition |
---|---|
Angiography | Radiographic image of the blood vessels, using contrast material |
Aortography | Radiographic image of the aorta and branches, using contrast material |
Atherectomy | To remove plaque from an artery |
Brachytherapy | Radiation placed in or near a tumor within the body. Catheters, needles, seeds or wires may be used |
Bronchography | Radiographic image of the bronchi of the lungs, using contrast material |
Cephalogram | Radiographic image of the head |
Cholangiography | Radiographic image of the bile duct |
Cineradiography | Radiography of an organ in motion, (for example, beating heart) |
Colonography | Radiographic images of the (interior) colon |
Computed Tomography (CT) | Using specialized equipment two-dimensional X-ray images are taken around a single axis rotation. The images are combined to create three dimensional image or pictures of the inside of the body. These crossectional images of the area being studied may be |
Copora Cavenosography | Radiographic image of the corpora cavernosa and draining veins using contrast medium |
Cystograpy | Radiographic image of the bladder |
Dacryocystography | Radiographic image of the lacrimal drainage system |
Discography | Radiographic image of the disc of the spine |
Doppler | A type of unlstrasound, especially useful for imaging blood flow. The Doppler area can create images either in shades of gray or, when processed by a computer, in color |
Dual-Energy X-Ray Absorptiometry (DEXA/DXA) | Test performed to determine bone density |
Ductogram | Imaging of ducts in the breast |
Duodenography | Radiographic examination of the duodenum and pancreas |
Echocardiography | Imaging using sound waves to create a moving picture of the heart |
Echeoencephalopathy | Ultrasound image of the brain |
Epidurography | Imaging of the epidural space in the spine |
Fluoroscopy | A continuous X-ray image, used to view the movement of a body part, or of an instrument or dye moving through the body |
Hyperthermia | A type of cancer treatment in which tissue is exposed to high temperatures (up to 113 degrees F) |
Hysterosalpingography | Fluoroscopic imaging ( with contrast) of the uterus and fallopian tubes |
Intraluminal | Within the lumen |
Laryngography | Radiographic image of the larynx |
Lymphangiography | Diagnostic imaging to view lymphatic circulation and lymph nodes; utilizes X-ray technology and the injection of contrast agent |
Magnetic Resonance | Magnetic fields align the protons within the body to produce image "slices," which are combined to produce 3-D images, may be viewed from different angles; performed either with or without contrast |
Myelography | Radiographic image of the spinal cord |
Nephrotomography | CT image of the kidneys |
Orthopantogram | Panoramic, radiographic image of the entire dentition, aveolar bone, and other adjacent structures on a single film; taken extra-orally |
Pachymetry | Measurement of corneal thickness |
Pancreatography | Radiologic image of the pancreatic ducts following injection of radiopaque material |
Pelvimetry | Measurement of the dimensions of the dimensions and capacity of the pelvis |
Position Emission Computed Tomography (PET) | Nuclear imaging assessing the level of metabolic activity and perfusion in various organ systems of the body |
Portography | X-ray visualization of the portal circulation, using radiopaque material |
Pyelography | Radiographic imaging of the renal pelvis of a kidney following injection of radiopaque substance through the ureter or into a vein |
Shuntogram | Placement of a radioactive isotope in the shunt reservoir in the head to measure the speed with which it moves to the abdomen. Shuntogram is the term used for angiography of an A/V fistula for renal dialysis |
Sialography | Radiologic image of salivary ducts and glands |
Single Photon Emission Computed Tomography (SPECT) | Nuclear imaging using radioactive tracers to show how blood flows to organs and tissues |
Sonohysterography | Ultrasound imaging of the uterus |
Splenoportogragentaphy | Radiography of the splenic and portal veins; includes injection of a radiopaque medium |
Teletherapy | Any treatment where the source of the therapeutic (for instance, radiation) is at a distance from the body |
Transcatheter | Performed via the lumen of a catheter |
Ultrasound | High frequency sound waves are used to produce two-dimensional images in examining structures inside the body or for detecting abnormalities |
Urethrocystography | Radiography of the urethra and bladder using a radiopaque substance |
Urography | Imaging of the kidneys, ureters, or bladder |
Vasography | Radiographic image of the vas deferens and ejaculatory duct following dye injection |
Velocity Flow Mapping | A non-invasive method to image the blood flow through the heart by displaying flow data on the two-dimensional echocardiographic image |
Venography | A radiographic image of the veins following injection of contrast dye |
Xeroradiography | Creation of radiographs by photoelectric process, using metal plates coated with a semiconductor (for instance,selenium) |