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Medical terminology

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Term
Definition
word root   is the subject of a medical term and the foundation upon which the term is built  
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prefix   is a word element that comes before o word root  
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suffix   is a word ending  
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gastr means   stomach  
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ic means   pertaining to  
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combining vowel   is a vowel that is added between two word root and a suffix to make pronunciation easier  
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enter/o/ means   intestines  
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logy means   study of  
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itis means   inflammation  
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phleb means   vein  
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thromb means   clot  
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ped means   child  
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nephr means   kidney  
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leuk means   white  
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hist means   tissue  
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hepat means   liver  
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arteri means   artery  
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arthr means   joint  
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bronch means   bronchus  
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crani means   skull  
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dermat means   skin  
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cyte means   cell  
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gluc means   sugar/glucose  
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glyc means   sugar/glucose  
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hem means   blood  
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hemat means   blood  
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ur means   urine  
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pulmon means   lung  
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ren means   kidney  
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scler means   hard  
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path means   disease  
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ox means   oxygen  
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oste means   bone  
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hypo means   below normal, low  
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hyper means   above normal, high  
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homeo means   same  
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dorso means   back  
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a, an, ar means   without  
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ante means   before, in front of  
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brady means   slow  
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cyan means   blue  
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inter means   between  
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iso means   equal, same  
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kilo means   thousand  
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macro means   large, long  
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micro means   small  
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milli means   one-thousand  
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mono means   one  
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poly means   many  
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post means   after  
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pre means   before  
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semi means   half  
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sub means   below, under  
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supra means   above  
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tachy means   rapid, fast  
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tri means   three  
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erythr means   red  
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cyte means   cell  
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ectomy means   excision, removal  
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emia means   blood condition  
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ist means   one who specializes in  
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pnea means   breathing  
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penia means   deficiency  
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oma means   tumor  
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spasm   twitch, involuntary muscle movement  
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rrhage means   burst forth/ excessive flow  
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ism means   condition or state of  
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ABG   arterial blood gas  
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ABO   blood group system  
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a.c.   before meals  
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ACTH   adrenocorticotropic hormone  
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ADH   antidiuretic hormone  
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ad lib   as desired  
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AIDS   acquired immunodeficiency syndrome  
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alb   albumin  
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ALL   acute lymphocytic leikemia  
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ALT   acute myocardial infarction  
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AML   acute myelocytic leukemia  
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aPTT   activated partial thromboplastin time  
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AST   aspartate aminotrasferase  
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ASO   antistreptolysin  
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AV   arteriovenous; atrioventricular  
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b.i.d.   twice a day  
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bili   bilirubin  
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BMP   basic metabolic profile  
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BMR   basic metabolic rate  
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BP   blood pressure  
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bpm   beats per minute  
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BS   blood sugar  
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BUN   blood urea nitrogen  
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Bx   biopsy  
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C   celsius  
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C & S   culture and sensitivity  
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Ca   calcium  
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CABG   coronary artery bypass graft  
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CAD   coronary artery disease  
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CAT   computed axial tomography  
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CBC   complete blood count  
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cc   cubic centimeter  
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CCU   coronary care unit/ critical care unit  
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CF   cystic fibrosis  
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Chem   chemistry  
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Chemo   chemotherapy  
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CHF   congestive heart failure  
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Chol   cholesterol  
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CK   creatine kinase  
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cm   centimeter  
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CML   chronic myelogenous leukemia  
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CNS   central nervous system  
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c/o   complaints of  
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CO   carbon monoxide; cardiac output  
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CO2   carbon dioxide  
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COPD   chronic obstructive pulmonary disease  
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CP   cerebral palsy; cleft palate  
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HCT   hematocrit  
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C-section   cesarean section  
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CSF   cerebrospinal fluid  
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CT scan   computed tomography scan  
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CVA   cerebrovascular accident  
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CVAD   central venous access device  
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CXR   chest x-ray  
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D   day  
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DIC   disseminated intravascular coagulation  
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Diff   differential count of white blood cells  
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Dil   dilute  
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DKA   diabetic acidosis  
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DM   diabetic mellitus  
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DNAR   do not attempt resuscitation  
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DNR   do not resuscitate  
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DOB   date of birth  
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DVT   deep vein thrombosis  
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Dx   diagnosis  
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EBV   E[stein-Barr virus  
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ECG   electrocardiogram  
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ECHO   echocardiography; echocardiogram  
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ECU   emergency care unit  
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ED   emergency department  
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EEG   electromyogram  
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EKG   electrocardiogram  
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EMS   emergency medical service  
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ENT   ears, nose, throat  
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Eos   eosinophils  
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ER   emergency room  
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ESR/sed rate   erythocyte sedimentation rate  
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exc   excision  
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F   fahrenheit  
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FBS   fasting blood sugar  
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Fe   iron  
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FH   family history  
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FS   frozen section  
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FSH   follicle-stimulating hormone  
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FUO   fever of unknown origin  
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Fx   fracture  
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GB   gallbladder  
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GI   gastrointestinal  
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GH   growth hormone  
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GM   gram  
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GTT   glucose tolerance test  
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h   hour  
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GYN   gynecology  
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HAV   hepatitis A virus  
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HB, HgB   hemoglobin  
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HBsAg   hepatitis B surface antigen  
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HBV   hepatitis B virus  
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HCG   human chorionic gonadotropin  
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HCI   hydrochloric acid  
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HCV   hepatitis C virus  
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HDL   high-density lipoprotein  
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Hg   mercury  
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HGB   hemoglobin  
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HH, H & H   hemoglobin & hematocrit  
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h/o   history of  
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H2O   water  
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h.s.   at bedtime  
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hx   history  
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ICU   intensive care unit  
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ID   identification  
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IM   intramuscular  
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IP   inpatient  
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IV   intravenous  
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K+   potassium  
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Kg   kilogram  
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Lat   lateral  
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lb   pound  
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LD/LDH   lactic dehydongenase  
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LDL   low-density lipoprotein  
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LE   lupus  
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LP   lumbar puncture  
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lymphs   lymphocytes  
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lytes   electrolytes  
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M   meter  
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Mcg   microgram  
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MCH   mean corpuscular hemoglobin  
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MCHC   mean corpuscular hemoglobin concentration  
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MCV   mean corpuscular volume  
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Mg   miligram  
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Mg++   magnesium  
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MI   myocardial infarction  
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ml   mililiter  
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MMR   measles-mumps-rubella  
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mono   monocytes  
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MRI   magnetic resonance imaging  
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MS   multiple sclerosis  
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Na+   sodium  
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NaCl   sodium chloride  
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neg   negative  
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NKA   no known allergy  
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noc   night  
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NPO   nothing by mouth  
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NS   normal saline  
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NSAID   nonsteroidal antiinflammatory drug  
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n/t   numbness/tingling  
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n/v   nausea/vomiting  
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O2   oxygen  
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OB   occult blood/obstetrics  
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OD   overdose  
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od   once daily  
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OGTT   oral glucose tolerance test  
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O&P   ova & parasite  
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OP   out patient  
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OR   operating room  
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Oz   ounce  
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p   pulse  
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Path   pathology  
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Pb   lead  
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PICC   peripherally inserted central catheter  
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PNS   peripheral nervous system  
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PKU   phenylketonuris  
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PLT   platelet  
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p/o   post opertative  
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p.o.   orally  
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post - op   after operation  
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PP   postprandial (after meal)  
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PPBS   postprandial blood sugar  
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PPD   purified protein derivative (TB test)  
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PRBC   packed red blood cells  
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pre - op   before surgery  
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prep   prepare for  
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PRN   as necessary (as needed)  
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protime   prothrombin time  
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PSA   prostate-specific antigen  
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pt   patient  
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PTT   partial thromboplastin time  
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PT   prothrombin time/physical therapy  
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PVC   premature ventricular contraction  
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QNS   quantity not sufficient  
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RA   rheumatoid arthritis  
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RBC   red blood cell  
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req   requisition  
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R/O   tule out  
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RPR   rapid plasma reagin  
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RT   respiratory therapy  
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RR   recovery room  
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Rx   treatment  
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SC, SQ   sucutaneous  
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sed rate   erythrocyte sedimentation rate  
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SGOT   serum glutamic-oxaloacetic transaminase  
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SGPT   serum glutamic-pyruvic transaminase  
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SpGr   specific gravity  
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s.q.   subcutaneously  
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Staph   staphylococcus  
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STAT   immediately  
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STD   sexually transmitted disease  
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Strep   streptococcus  
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Sx   symptoms  
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T   temperature  
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T3`   triiodothyroine (a thyroid hormone)  
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T4   Thyroxine (a thyroid hormone)  
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TAT   turnaround time  
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TB   tuberculosis  
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T cells   lymphocytes from the thymus  
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T&C   type and crossmatch  
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TIA   transient ischemic attack  
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TIBC   total iron-binding capacity  
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TPN   total parenteral nutrition  
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Trig   triglycerides  
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TSH   thyroid-stimulating hormone  
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Tx   treatment  
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UA   urinalysis  
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URI   upper respiratory infection  
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UTI   urinary tract infectino  
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UV   ultraviolet  
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VAD   vascular access device  
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VD   venereal disease  
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WBC   white blood count  
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wd   wound  
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WT   weight  
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y/o   years old  
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