Lymph consists of a clear liquid portion, varying numbers of white blood cells (chiefly lymphocytes), and a few red blood cells. fibroadenoma While the body part that is being scanned must remain in the magnet, the short-bore nature of the magnet allows the part of the body not being scanned to potentially be "outside" of the magnet. ultraviolet A test result that indicates cancer is present when it is not. You might think of it as a "bubble" through a weak point in the bowel wall. The study and use of x-rays or radionuclides to treat abnormal tissue growths (malignant or nonmalignant). tissue plasminogen activator (t-PA) See the Stroke page for more information. Also called seed implantation. A liquid that, on evaporation, leaves a protective film over cuts. There are numerous terms used in radiology (and clinical medicine more generally) that are worth knowing and this is a list of some of them. antibodies The opening at the end of the gastrointestinal tract through which stool, or solid waste, leaves the body. A condition that includes pain, nausea, vomiting and low-grade fever that many patients experience following an embolization procedure. alveoli The higher pressure arterial blood accumulates much more quickly, usually resulting in a rapid appearance of symptoms (e.g., headache, paralysis, disturbance of consciousness). See the Biopsies page for additional information. sarcoma When a small amount of I-131 is swallowed, it is absorbed into the bloodstream in the gastrointestinal (GI) tract and concentrated from the blood by the thyroid gland, where it begins destroying the gland’s cells. Reporting on diagnostic imaging studies revolves around being able to accurately describe what we are seeing on the images. The space within the uterus. A plug, composed of a detached blood clot, mass of bacteria or other tissue, air or other foreign body, completely or partially blocking a vessel. Abnormal tissue changes that often are found before cancer develops. The space between the membrane covering the spinal cord and the cord itself. dilator Guided by an imaging modality such as magnetic resonance imaging, a wire is inserted through a hollow needle to a lesion, or suspicious area of cells and tissue. BRCA1 and BRCA 2 abdominal aortic aneurysm (AAA) The word semantics is derived from the Greek semantikos, meaning “significant.” The bony segments of the spinal column which contain and protect the spinal cord. stent graft They have extensive training in the safe use of radiation to treat disease. A condition in which one or more of the body’s four parathyroid glands produces too much parathyroid hormone due to low calcium levels in the blood. An x-ray examination of the lymphatic system. High concentrations in the blood, derived mainly from animal fats in the diet, are thought to promote atherosclerosis. phlebitis The decrease in the amount of any radioactive material with the passage of time due to the spontaneous emission of radiation from an atomic nucleus. Relating to the system of organs and parts used in reproduction. The study and treatment of neoplasms (abnormal tissue growths), tumors and cancers, including their causes and development. tomography colorectal cancer These medical terms will keep you feeling smart next time you visit the doctor or watch Grey’s Anatomy. See Adcetris®. primary tumor Resembling or composed of fibers or fibrous tissue. endovenous ablation The mucous membrane that forms the inner layer of the uterine wall; the thickness of the endometrium undergoes marked changes with the menstrual cycle. lumen, pl. Lifeport Also known as tonic–clonic seizure. Radiology represents a branch of medicine that deals with radiant energy in the diagnosis and treatment of diseases by using imaging technologies (Modalities), This field can be divided into two broad areas Diagnostic radiology Interventional radiology. oncology Within the uterus. Related to the lungs or the respiratory system. neoplasm It is often used to drain abscesses. For more information, see the Abdominal aortic aneurysm page. Ionizing electromagnetic radiation produced by the excitation of the inner orbital electrons of an atom by other processes, such as nuclear delay and its sequelae. emphysema Of or related to the kidney. See permanent brachytherapy. In the uterus, commonly called a fibroid. Also called biotherapy coronary artery bypass graft surgery A thin layer of connective tissue that lines the abdominal cavity. The muscular walls of the uterus. A balloon-like organ where urine is stored before being passed from the body. One of the two male reproductive glands that produce spermatozoa (sperm) and male hormones (testosterone). A quarter-sized disk that is placed either surgically or by an interventional radiologist just beneath the skin in the chest or abdomen. A computer network in which links between computers or other hardware devices are carried on an open connection or over the Internet instead of being directly connected by physical wires; software encryption ensures that only authorized users can access the network. You must answer each of the ten questions correctly to complete the module. The two major types are Crohn’s disease and ulcerative colitis. numbing agent A common and benign (non-cancerous) condition of cysts in the breast, characterized by lumpiness and sometimes discomfort. vagina incisional biopsy For more information see the Colorectal Cancer Treatment and Colorectal Cancer Screening pages. Cluster headaches include sharp, penetrating pain around or behind one eye, watering of the eye and a stuffy nose. A type of coil, made of soft platinum wire smaller than a strand of hair and available in different diameters and lengths, used in a procedure called a detachable coil embolization to treat an aneurysm (a bulge) or a blood vessel malformation called a fistula (a false passageway) that occurs in the brain and other parts of the body. Left untreated, the disease can cause changes to the tissue lining the esophagus and increase the risk of esophageal cancer. Also called a cerebral embolism A surgical procedure in which cancer cells in the anus, rectum and part of the large intestine are removed through an incision made in the abdomen. For more information see the Stereotactic Radiosurgery page. In addition the energy of the particles can be varied as needed which is very difficult in a cyclotron. Drugs that interfere with the growth of blood vessels in the tumor, thus starving the tumor of the nutrients and oxygen it needs to grow. A condition in which excess fluid continually builds up in the abdominal or peritoneal cavity despite appropriate medical therapy. CT enterography proton beam radiation therapy An x-ray examination that uses a barium sulfate contrast material to assess both the pharynx and esophagus in the upper gastrointestinal tract. See colorectal cancer. A condition in which bowel movements are infrequent or incomplete. orthodontic Situated within, occurring within, or administered by entering a bone. angina seed implantation A procedure in which the patient swallows a tiny capsule holding a video camera and light. cardiologist A physician specializing in the controlled loss of sensation through anesthesia. peritonitis Radiation oncology nurses are registered nurses. Radiology Instructions - Chest X-ray. The subjective enlargement of a bright object seen against a dark background. Nuclear medicine. thrombolytic therapy A device that measures the volume of air that moves in and out of the lungs. "Visible light" medical imaging involves digital video or still pictures that can be seen without special equipment. A diagnostic radiologic modality, in which the nuclei of the hydrogen atoms in a patient are aligned in a strong, uniform magnetic field, absorb energy from tuned radio pulses, then emit radio signals. A cryptographic communications protocol that provides secure transmissions on the Internet by encoding/decoding the data transfers. congestive heart failure The narrowing of a blood vessel due to excessive contraction of the vessel wall. A medication or mechanical device delivered via the catheter is used to break up the clot and restore blood flow. The process of administering a dose of radiation in smaller units two to three times a day, as opposed to a larger amount once a day. The thyroid gland produces thyroid hormones that set the rate the body carries on its necessary functions (metabolic rate). A spring-loaded device that cuts and retrieves a small tissue specimen in its collecting chamber. hospital information system (HIS) urethrocystometry Radiology Teaching Files Our radiology teaching file system contains hundreds of interesting cases available for review. Life as we know it on earth has evolved in the presence of radiation. Radiographic positioning terminology is used routinely to describe the position of the patient for taking various radiographs.Standard nomenclature is employed with respect to the anatomic position.. Terminology Basic terms of relations. exercise cardiac stress test liver Instrument to visualize the blood cells of the kidney arteries, by surgical or other instruments are then through. Slices of the vocabulary related to the liver of constipation and diarrhea speed and accuracy of has... 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