Lay terminology
Thesaurus of Lay Equivalents Useful in Informed Consents
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absorb |
take up fluids, take in |
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acidosis |
condition when blood contains more acid than normal |
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acuity |
clearness, keenness, especially of vision |
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acute |
new, recent, sudden |
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adenopathy |
swollen lymph glands |
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adjuvant |
helpful, assisting, adding |
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adjuvant treatment |
added treatment |
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adverse effect |
side effect |
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allergic reaction |
rash, trouble breathing |
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ambulate/ambulation/ambulatory |
to walk, able to walk |
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anaphylaxis |
serious, potentially life threatening allergic reaction |
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anemia |
low red blood cell count |
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anesthetic/anesthesia |
a drug or agent used to stop pain, or to stop pain by putting you to sleep |
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angina or angina pectoris |
pain resulting from insufficient blood to the heart |
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antecubital |
area inside the elbow |
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antibiotic |
drug that kills germs (bacteria) |
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antibody |
protein made in the body to fight off foreign substance; attacks foreign substance and protects the body from infection. |
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anticonvulsant |
drug used to prevent seizures |
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antilipemic |
a drug that counteracts the fat in the blood |
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antimicrobial |
drug that kills germs (bacteria) |
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antitussive |
a drug used to relieve coughing |
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arrhythmia |
any change from the heartbeat (abnormal heartbeat) |
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aspiration |
fluid entering lungs when inhaling |
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assay |
lab test |
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assess |
to learn about |
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asymptomatic |
without symptoms |
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axilla |
armpit |
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benign |
not malignant; without serious consequences |
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binding/bound |
carried by; to make stick together, transported |
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bioavailability |
the extent to which a drug or other substance becomes available to the body |
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blood profile |
series of blood tests |
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bolus |
a large amount |
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bone mass |
the amount of (calcium in a given amount of) bone |
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bradyarrhythmias |
slow irregular heart beats |
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bradycardia |
slow heartbeat |
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bronchospasm |
breathing distress caused by narrowing of the airways |
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carcinogenic |
capable of causing cancer |
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carcinoma |
type of cancer |
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cardiac |
pertains to the heart |
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cardioversion |
restoration of normal heart beat by electric shock |
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catheter |
a tube for removing or introducing fluids |
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catheter (epidural) |
a tube placed near the spinal cord used for giving anesthesia during operations |
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cerebral trauma |
damage to the brain |
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CHD |
coronary heart disease |
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chemotherapy |
treatment of disease, usually cancer, using drugs (chemicals) |
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chronic |
continuing for a long time |
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clinical |
pertaining to medical care |
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clinical trial |
an experiment involving patients |
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complete response |
total disappearance of disease |
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consolidation phase |
treatment phase intended to make a remission permanent, follow induction |
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controlled trial |
study in which the experimental treatment or procedure is compared to standard (control) treatment or procedure |
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cooperative group |
a group of institutions that perform clinical trials |
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coronary |
the blood vessels that supply the heart |
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CT scan (CAT) |
computerized series of x-rays |
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culture |
test for infection or germs that can cause infection |
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CVA cerebrovascular accident |
stroke |
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diastolic |
lower number in blood pressure reading |
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distal |
toward the end, away from the center of the body |
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diuretic |
"water pill" or drug that causes increase in urination |
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doppler |
sound waves |
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double blind |
study in which neither investigators nor subjects know what drug the subject is getting |
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dysplasia |
abnormal cells |
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ECG or EKG (electrocardiogram) |
electrical tracing of heartbeat |
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echocardiogram |
sound wave test of the heart |
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edema |
increased fluid |
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EEG (electroencephalogram) |
electric brainwave tracing |
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effective |
how well it works |
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efficacy |
effectiveness |
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electrolyte imbalance |
imbalance of minerals in the blood |
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emesis |
Vomiting |
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empiric |
based on experience |
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endoscopic examination |
exam of an internal part of the body with a lighted tube |
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enteral |
by way of the intestines |
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epidural |
outside the spinal cord |
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expedited review |
rapid review of a protocol by the IRB chair without full committee approval, only permitted with certain low risk studies |
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extravasate |
to leak outside of a blood vessel |
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FDA |
U.S. Food and Drug Administration, the branch of government which approves new drugs |
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fibrillation |
irregular beat of the heart or other muscle |
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general anesthesia |
to avoid pain by inducing a drugged sleep |
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hematocrit |
amount of red blood cells in the blood |
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hematoma |
a bruise, a black and blue mark |
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hemodynamic measuring |
measuring of blood flow |
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hemolysis |
breakdown in red blood cells |
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heparin lock |
needle placed in the arm with blood thinner to keep the blood from clotting |
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hepatoma |
cancer or tumor of the liver |
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Holter monitor |
a portable machine for recording heart beats |
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hypercalcemia |
high blood calcium level |
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hyperkalemia |
high blood potassium level |
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hypernatremia |
high blood sodium level |
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hypertension |
high blood pressure |
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hypocalcemia |
low blood calcium level |
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hypokalemia |
low blood potassium level |
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hyponatremia |
low blood sodium level |
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hypotension |
low blood pressure |
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hypoxemia |
a decrease of oxygen in the blood |
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hypoxia |
a decrease of oxygen in the blood |
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iatrogenic |
caused by a doctor or by treatment |
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IDE |
investigational device exemption; the license to test an unapproved new medical device |
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idiopathic |
of unknown cause |
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immunoglobin |
a protein that makes antibodies |
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immunosuppressive |
drug which suppresses the body's immune response; it is used in transplantation operations, and in diseases that are caused by faulty/poorly working immune system |
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immunotherapy |
giving drugs to help the body's immune (protective or disease fighting) system; it is usually used to kill cancer cells |
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IND |
investigational new drug; the license to test an unapproved (FDA) new drug |
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induction phase |
beginning phase or stage of a treatment |
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induration |
hardening |
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infarct |
death of a tissue because of a lack of blood supply |
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infusion |
introduction of a substance into the body; usually into the blood |
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ingestion |
eating; taking into the mouth |
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intramuscular |
into the muscle; within the muscle |
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intrathecal |
into the spinal fluid |
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intravenous (IV) |
through the vein |
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intravesical |
in the bladder |
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intubate |
the placement of a tube into the mouth and throat to clear the airway; to allow one to breathe |
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invasive procedure |
puncture; opening or cutting the skin |
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ischemia |
decreased; lowered amount of oxygen in a tissue; usually because of lowered blood flow |
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leukopenia |
low white blood cell count |
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lipid content |
fat content in the blood |
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local anesthesia |
lowers pain in a small area of your body |
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localized |
limited to one area |
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lumen |
the cavity of an organ or tube; e.g. the inside of the stomach or inside of a blood vessel |
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lymphangiography |
an x-ray of the lymph nodes or tissues after injection of dye in the lymph vessels; e.g. in feet |
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lymphocyte |
a type of white blood cell important in defense against infection (immunity) |
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lymphoma |
a cancer of the lymph nodes (or tissues) |
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malaise |
a vague feeling of bodily discomfort; feeling bad |
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malignancy |
cancer or other slow enlarging and spreading tumor; usually fatal if not successfully treated |
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medullablastoma |
a type of brain tumor |
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megaloblastosis |
change in red blood cells |
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metabolize |
process of breaking down substances in the cells to obtain energy |
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metastasis |
spread of cancer cells from one part of the body to another |
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MI |
(myocardial infarction) heart attack; death of the muscular tissue of the heart because of a lack of good blood supply |
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minimal |
slight; small amount |
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minimize |
reduce; lessen |
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mobility |
ease of movement |
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monitor |
check on; keep track of; watch carefully |
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morbidity |
sickly; sick or unhealthy |
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mortality |
death |
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motility |
the ability to move |
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MRI |
(magnetic resonance imaging); pictures of the inside of your body created that use magnetic rather than x-ray energy |
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mucosa; mucous membrane |
moist lining of digestive, respiratory, reproductive and urinary tracts |
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multiple project assurance |
agreement between institutions and OPRR regarding policies on the involvement of human subjects in research |
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myocardia |
pertaining to the heart |
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nasogastric tube |
a tube from the nose to the stomach |
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NCI |
National Cancer Institute |
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necrosis |
death of tissue |
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neoplasia |
a tumor; it may be benign [favorable for recovery] or malignant [tending to become worse] |
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neuroblastoma |
cancer of the nerve tissue |
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neutropenia |
decrease in the main part of the white blood cells |
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NIH |
the National Institutes of Health; famous research center |
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noninvasive |
not breaking, cutting, or entering the skin |
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nosocomial pneumonia |
infection in the lungs that one may catch while being treated in the hospital for something else |
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occlusion |
closing; obstruction |
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oncology |
the study of tumors or cancer |
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OPRR |
the Office of Protection from Research Risks of the NIH; regulates committees responsible for ethical treatment of human subjects in research (Institutional Review Boards) |
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ophthalmic |
pertaining to the eye |
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optimal |
best; most favorable or desirable |
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oral administration |
by mouth |
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orthopedic |
pertaining to the bones |
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osteopetrosis |
rare bone disorder characterized by dense bone |
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osteoporosis |
bone disorder characterized by soft bones |
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ovaries |
female sex glands |
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parenteral |
administration by injection |
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patency |
condition of being wide open; unobstructed |
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pathogenesis |
how disease is formed; the mechanism of disease |
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per os, [PO] |
by mouth; orally |
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percutaneous |
through the skin |
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pharmacokinetics |
the study of the way the body absorbs, distributes and gets rid of a drug |
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Phase I |
the initial study of a new drug in human to determine limits of tolerance |
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Phase II |
second phase of new drug in humans to determine initial information |
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Phase III |
large scale tests to confirm information gathered in Phase I and II and to expand information on safety and usefulness of the drug |
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phlebitis |
irritation or inflammation of the vein |
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placebo |
an identical appearing pill/capsule that contains no medicine |
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placebo effect |
an odd or peculiar occurrence when a person gets better [from being sick] because he/she took a pill that had no medicine in it |
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platelets |
small particles in the blood that help with clotting |
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potentiate |
increase or multiply the effect of a drug or toxin by taking or getting another drug or toxin at the same time |
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potentiator |
an agent that helps another agent work better |
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PRN |
as needed |
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prognosis |
outlook; probable outcomes |
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prone |
lying on stomach |
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prophylaxis |
a drug given to prevent disease or infection |
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prospective study |
a study following patients forward in time |
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protocol |
plan of study |
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proximal |
closer to the center of the body; away from the end |
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pulmonary |
pertaining to the lungs |
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radiation therapy |
x-ray or cobalt treatment; treatment to help a person get better (usually from cancer) by using radioactive materials |
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random |
by chance |
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randomization |
chance selection |
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RBC |
red blood cell |
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recombinant |
formation of new combination of genes |
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reconstitution |
putting back together the original parts or elements |
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refractory |
not responding to treatment |
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regeneration |
re-growth of a structure or of lost tissue |
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relapse |
the return of disease |
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relapsed |
the disease has come back |
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remission |
disappearance of evidence of cancer or other disease |
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renal |
pertaining to the kidneys |
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replicable |
possible to duplicate |
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resect |
remove or cut out surgically |
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retrospective study |
study looking back over past experience |
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sarcoma |
a type of cancer |
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sedative |
a drug to calm or make less anxious |
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seminoma |
a type of testes cancer |
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sequentially |
in a row |
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spirometer |
an instrument to measure the amount of air taken into and exhaled from the lungs |
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staging |
a determination of the extent of the disease |
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stenosis |
narrowing of a duct, tube or one of the valves in the heart |
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stomatitis |
mouth sores; inflammation of the mouth |
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stratify |
arrange in groups for analysis of results; e.g. stratify by age, sex, etc. |
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subclavian |
under the collarbone |
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subcutaneous |
under the skin |
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supine |
lying on the back |
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supportive care |
general medical care aimed at symptoms; not intended to improve or cure the underlying disease |
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symptomatic |
having symptoms |
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systolic |
top number in blood pressure; pressure during active contraction of the heart |
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tachycardia |
fast heart beat |
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teratogenic |
capable of causing malformations in fetuses |
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testes |
male sex glands |
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thrombosis |
clotting |
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titration |
a method for adjusting (over time) the dose of medication administered |
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t-lymphocytes |
type of white blood cells |
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topical |
surface |
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topical anesthetic |
applied to a certain area of the skin and reducing pain only in that area where it was applied |
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transdermal |
through the skin |
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trauma |
injury or wound |
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treadmill |
walking machine used to determine heart function |
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uptake |
absorption and incorporation of a substance by living tissue; absorb and incorporate |
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valvuloplasty |
surgical repair of a valve; especially of the heart |
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varices |
enlarged veins |
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vasospasm |
narrowing of the blood vessels in the brain |
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vector |
a carrier (usually an insect) that carries and transmits disease causing germs |
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venipuncture |
needle stick; entering a vein through the skin with a needle |
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WBC |
white blood cell |