EMS & Medical Abbreviations
Numeric
| * = Asterisk indicates acronym. | |
| 340 | 155.340 radio frequency, ambulance to hosp. | 
| 3TC | Lamivudine (Epivir) (1 part of triple therapy for HIV) | 
| 5-HT | 5-hydroxytryptamine (serotonin) | 
| 980 | coroner or dead on arrival (local field term) | 
A
| * = Asterisk indicates acronym. | |
| a (line over) | ante (before) | 
| AA | Alcohol Anonymous | 
| AAA | aortic abdominal aneurism | 
| AAL | anterior axillary line | 
| AAOS | American Academy of Orthopedic Surgeons | 
| AAPS | ambulance accident prevention seminar | 
| Ab | abortion | 
| abc | airway, breathing, circulation | 
| abd | abdominal | 
| ABG | arterial blood gas | 
| ABLS | Advanced Burn Life Support | 
| AC | antecubit | 
| alternating current | |
| ante cibos (before meals) | |
| ACA | against clinical advice | 
| ACE * | angiotensin converting enzyme | 
| ACEI | angiotensin converting enzyme inhibitor | 
| ACEP * | American College Emergency Physicians | 
| ACh | acetylcholine | 
| AChE | acetylcholine esterase | 
| ACLS | Advanced Cardiac Life Support | 
| ACR | advanced care report | 
| ACTH | adrenocorticotropic hormone | 
| AD | auris dextra (right ear) | 
| ad lib * | at pleasure | 
| ADH | antidiuretic hormone (vasopressin) | 
| ADP | adenosine diphosphate | 
| AED | automated external defibrillation | 
| Af | atrial fibrillation | 
| AF | atrial flutter | 
| AFB | acid fast bacilli | 
| Ag | antigen | 
| silver | |
| AHA | American Heart Association | 
| autoimmune hemolytic anemia | |
| AI | aortic insufficiency | 
| AICD | automatic implantable cardioverter/ defibrillator | 
| AIDS * | acquired immunodeficiency syndrome | 
| AIVR | accelerated idioventricular rhythm | 
| AKA | alcoholic ketoacidosis | 
| also known as (alias) | |
| ALS | advanced life support | 
| amyotrophic lateral sclerosis (Lou Gehrig's Disease) | |
| AM | ante meridian | 
| amplitude modulation | |
| AMA | against medical advice | 
| American Medical Association | |
| AMB | ambulance | 
| ambulatory | |
| AMI | acute myocardial infarction | 
| AMP | adenosine monophosphate | 
| AMPLE * | allergy, meds, past hx, last intake, events leading upto | 
| AOB | alcohol on breath | 
| AODM | adult onset Diabetes mellitus now called DM type II | 
| A&P | anatomy and physiology | 
| AP | Anterior/Posterior | 
| apical pulse | |
| angina pectoris | |
| alkaline phosphatase | |
| APAP * | acetaminophen, (Tylenol) | 
| APC | atrial premature contraction | 
| ASA, acetophenetidin & caffeine | |
| APCOR * | advanced portable coronary observation radio | 
| APE | acute pulmonary edema | 
| APGAR * | appearance, pulse, grimace, activity, respiration | 
| APLS * | Advanced Pediatric Life Support | 
| APSAC * | Anastreptalase (Thrombolytic) | 
| aq | water | 
| ARB's | angiotensin receptor blockers | 
| ARC * | AIDS related complex (now called symptomatic HIV) | 
| American Red Cross | |
| ARDS * | adult respiratory distress syndrome | 
| ARF | acute renal failure | 
| ARFF | airport rescue fire fighter | 
| AS | aortic stenosis | 
| auris sinistra (left ear) | |
| ASA | acetylsalicylic acid (aspirin) | 
| ASAP | as soon as possible | 
| ASD | atrial septal defect | 
| ASHD | arteriosclerotic heart disease | 
| ATLS | Advanced Trauma Life Support (course for Drs) | 
| ATP | adenosine triphosphate | 
| Au | gold | 
| AU | auris unitas (both ears) | 
| AV | atrio ventricular | 
| arteriolar-venous | |
| audio visual | |
| aVF | augmented voltage foot | 
| AVHB | atrioventricular heart block | 
| aVL | augmented voltage left | 
| AVPU | alert, voice, pain, unresponsive (mental status rating) | 
| aVR | augmented voltage right | 
| ax | axillary | 
| AZT | Azidomithydine, Zidovudine | 
B
| * = Asterisk indicates acronym. | ||
| B | black | |
| B1 | thiamine | |
| BAC | blood alcohol content | |
| BAL | british anti-lewisite (dimercaprol) | |
| blood alcohol level | ||
| Batt | battery | |
| BBB | bundle branch block | |
| BE | base excess | |
| barium enema | ||
| B&E | breaking and entering (primarily law enforcement abbr.) | |
| BG | blood glucose | |
| BGH | Buffalo General Hospital | |
| bib | bibe (to drink) | |
| bicarb * | bicarbonate (NaHCO3) | |
| BID | bis in die (2 X a day) | |
| BiPAP * | EPAP and IPAP separate pressures can be selected | |
| BLS | basic life support | |
| BM | bowel movement | |
| BMR | basal metabolic rate | |
| BNDD | Bureau of Narcotics and Dangerous Drugs (now DEA) | |
| BP | blood pressure | |
| BPD | borderline personality disorder | |
| BPH | benign prostatic hypertrophy | |
| BS | bowel sounds | |
| Bachelor of Science or Surgery | ||
| BSA | body surface area | |
| BSI | body substance isolation | |
| BSN | Bachelor of Science in Nursing | |
| BTLS | Basic Trauma Life Support | |
| BUFA | baby up for adoption | |
| BUN * | blood urea nitrogen | |
C
| * = Asterisk indicates acronym. | |
| c (line over) | cum (with) | 
| C | centigrade | 
| Ca | cancer | 
| calcium | |
| Ca++ | calcium ion | 
| CABG * | coronary artery bypass graft | 
| CAD * | coronary artery disease | 
| cAMP | cyclic adenosine monophosphate | 
| CAOX3 | conscious, alert, oriented to person, place, time | 
| Cap | let him/her take | 
| CAST * | Cardiac Arrhythmia Suppression Trial (Study) | 
| CAT * | computerized axial tomography (now called CT) | 
| CBC | complete blood count | 
| CBD | criteria-based dispatch | 
| CC | chief complaint | 
| cc | cubic centimeter (= to ml) | 
| CCB | calcium channel blockers | 
| CCEMTP | critical care emergency medical technician paramedic | 
| CCU | coronary care unit | 
| C/D | cup to disk ratio | 
| CDC | Centers for Disease Control | 
| CDE | Certified Diabetes Educator | 
| CEN | Certified Emergency Nurse | 
| CEO | chief executive officer | 
| CF | cystic fibrosis | 
| CFR | Certified First Responder | 
| crash fire rescue | |
| CFS | chronic fatigue syndrome | 
| cGMP | cyclic guanine monophosphate | 
| CHB | complete heart block | 
| CHF | congestive heart failure | 
| CIC | certified instructor coordinator | 
| certified infection control | |
| CISD | critical incident stress debriefing | 
| CISM | critical incident stress management | 
| CJPSTF | Criminal Justice Public Safety Training Facility (now PSTF) | 
| CK | creatine kinase | 
| Cl | chloride | 
| Cl- | chloride ion | 
| CLI | certified lab instructor | 
| CM | tomorrow morning | 
| CME | continuing medical education | 
| CMV | cytomegalo virus | 
| continuous mandatory ventilation | |
| CN | cyanide | 
| cranial nerve | |
| tomorrow night | |
| phenyichloromenthylketone (CN Mace) | |
| CNS | central nervous system | 
| CO | carbon monoxide | 
| cardiac output | |
| c/o | complaint of | 
| CO2 | carbon dioxide | 
| COBRA * | congress omnibus budget reconciliation act | 
| COLD | chronic obstructive lung disease | 
| COMT * | catechol-o-methyltransferase | 
| COPD | chronic obstructive pulmonary disease | 
| CP | cerebral palsy | 
| CPAP * | continuous positive airway pressure | 
| CPD | cephalopelvic disproportion | 
| CPK | creatine phosphokinase | 
| CPO | Command Post Operations | 
| CPR | cardio pulmonary resuscitation | 
| CPS | cycles per second (now called hertz) | 
| CPU | central processing unit | 
| CREST * | Calcinosis, Raynaud's, Esophageal dysfunction, Sclerodactyly, | 
| Telangiectasia (syndrome) | |
| CRF | chronic renal failure | 
| C/S | caesarean section | 
| CSIC | cervical spine immobilization collar | 
| CSF | cerebral spinal fluid | 
| CSP | carotid sinus pressure | 
| C-spine * | cervical spine | 
| CT | computerized tomography | 
| CTA | clear to auscultation | 
| CTC | Critical Trauma Care (course) | 
| CVA | cerebrovascular accident | 
| CVP | central venous pressure | 
| Cx | conscious | 
| CXR | chest X-Ray | 
D
d/tdue to
| * = Asterisk indicates acronym. | |
| D4T | Stavudine (Zerit) (antiviral drug) | 
| D5W | dextrose 5% and water | 
| D50 | dextrose 50% | 
| DAI | diffuse axonal injury | 
| DARE * | Drug & Alcohol Resistance Education | 
| DATF | Daybreak Alcoholic Treatment Facility | 
| DAW | dispense as written | 
| DBP | diastolic blood pressure | 
| DC | discontinue | 
| direct current | |
| Doctor of Chiropractic | |
| D&C | dilate and curettage | 
| Democrate and Chronical (local newspaper) | |
| DCAP-BTLS | deformity, contusions, abrasions, punctures/penetrations | 
| burns, tenderness, lacerations, swelling | |
| DD | differential diagnosis | 
| DDC | Zalcitabine (Hivid) antiviral drug | 
| DDI | Didanosine (Videx) antiviral drug | 
| DDS | Doctor of Dental Surgery | 
| DDx | differential diagnosis | 
| DEA | Drug Enforcement Agency | 
| DEC | Department of Environmental Conservation | 
| defib * | defibrillation | 
| DER | died in emergency room | 
| DIC | disseminated intravascular coagulopathy | 
| DIFF * | differential (leucocyte) | 
| Dig | digitalis, lanoxin | 
| DJD | degenerative joint disease | 
| DKA | diabetic ketoacidosis | 
| DLV | Delavirdine (Rescriptor) antiviral drug | 
| DM | diabetes mellitus | 
| DMD | Doctor of dental medicine | 
| DMI | diaphragmatic myocardial infarction | 
| DNA | deoxyribonucleic acid | 
| DO | Doctor of Osteopathy | 
| director of operations | |
| designated officer | |
| DOA | dead on arrival | 
| DOE | dyspnea on exertion | 
| DOH | Department of Health | 
| DOT | Department of Transportation | 
| DPL | diagnostic peritoneal lavage | 
| DPT | diphtheria pertussis tetanus | 
| Dr | doctor (Latin for teacher) | 
| dr | drachma (dram) | 
| DT | delirium tremens | 
| diphtheria tetanus | |
| defensive tactics | |
| DTMF | dual tone multi frequency (touch tone) | 
| DTR | deep tendon reflexes | 
| DVM | Doctor Veterinary Medicine | 
| DVT | deep venous thrombosis | 
| DWAI | driving while ability impaired | 
| DWI | driving while intoxicated | 
| Dx | diagnosis | 
E
| * = Asterisk indicates acronym. | |
| EBV | Epstein-Barr virus | 
| ECC | emergency cardiac care | 
| Erie Community College | |
| ECG | electrocardiogram | 
| ECF | extracellular fluid | 
| ECMC | Erie County Medical Center | 
| ED | emergency department | 
| erectile dysfunction | |
| Ed.D | Doctor of Education | 
| EDC | expected date of confinement | 
| EDNA * | emergency dept. nurses assoc. (now called ENA) | 
| EEG | electroencephalogram | 
| EENT | eyes ears nose & throat | 
| EES | erythromycin ethylsuccinate | 
| EF | ejection fraction | 
| EFM | external fetal monitor | 
| EFW | estimated fetal weight | 
| eg | for example | 
| EGA | estimated gestational age | 
| EGTA | esophageal gastric tube airway | 
| EJ | external jugular | 
| EKG | electrocardiogram (ECG is more preferable) | 
| ELISA * | enzyme-linked immunosorbent assay | 
| EMG | electromyogram | 
| EMD | emergency medical dispatcher | 
| electromechanical dissociation (now called PEA) | |
| EMG | electromyogram | 
| EMS | emergency medical service | 
| EMT | emergency medical technician | 
| EMT-B | EMT-Basic (same as EMT) | 
| EMT-D | EMT-Defibrillation | 
| EMT-I | EMT-Intermediate | 
| EMT-CC | EMT-Critical Care | 
| EMT-P | EMT-Paramedic | 
| ENA * | Emergency Nurses Association | 
| ENT | ears nose & throat | 
| EOA | esophageal obturator airway | 
| EOC | Emergency Operations Center | 
| EOM | extraocular movement | 
| EOMI | extraocular movement intact | 
| EPA | Environmental Protection Agency | 
| ER | emergency room (old term now called ED) | 
| esp | especially | 
| ESR | erythrocyte sedimentation rate | 
| ESRD | end-stage renal disease | 
| et | and | 
| ET, ETT | endotracheal tube | 
| ETA | estimated time of arrival | 
| ETC | Entry to Care | 
| ETOH | ethyl alcohol | 
F
| * = Asterisk indicates acronym. | |
| F | fahrenheit | 
| FACC | Fellow American College Cardiology | 
| FACEP | Fellow of American College of Emergency Physicians | 
| FACIT * | Family Crisis Intervention Team (RPD) | 
| FACP | Fellow American College Pediatrics | 
| FACS | Fellow American College Surgery | 
| FB | foreign body | 
| frank blood | |
| FBS | fasting blood sugar | 
| FCC | Federal Communications Commission | 
| FD | fire department | 
| FDA | Food and Drug Administration | 
| FDIU | fetal death in utero | 
| Fe | iron | 
| FF | Firefighter | 
| FiO2 | fraction of inspired oxygen | 
| FM | frequency modulation | 
| fetal movement | |
| Fr | french | 
| FSE | fetal scalp electrode | 
| FSH | follicle stimulating hormone | 
| FUD | frequency, urgency, dysuria | 
| FUO | fever of unknown origin | 
| Fx | fracture | 
G
| * = Asterisk indicates acronym. | |
| G | gravida | 
| G6P | glucose 6 phosphate | 
| G6PD | glucose 6 phosphate dehydrogenase | 
| GABA * | gamma amino butyric acid | 
| GC | gonococcal | 
| GCS | glasgow coma scale | 
| GDM | gestational diabetes mellitus | 
| GERD * | gastro-esophageal reflux disease | 
| GFR | glomerular filtration rate | 
| GI | gastrointestinal | 
| gm | gram | 
| Gr | grain | 
| GSW | gunshot wound | 
| gtts | guttae (drops) | 
| GU | genitourinary | 
| GUSTO * | global utilization of strepto (Study) | 
| GVA | Greece Volunteer Ambulance (local abbreviation) | 
| GYN * | gynecology | 
H
| * = Asterisk indicates acronym. | |
| H | hydrogen | 
| hora (hour) | |
| H+ | hydrogen ion | 
| H2CO3- | carbonic acid | 
| H2O | water | 
| H2O2 | hydrogen peroxide | 
| HACE * | high altitude cerebral edema | 
| HAPE * | high altitude pulmonary edema | 
| HAV | hepatitis A virus | 
| HAZMAT * | hazardous materials | 
| HBP | high blood pressure | 
| HBV | hepatitis B virus | 
| Hcl | hydrochloride | 
| HCO3- | bicarbonate | 
| Hct | hematocrit | 
| HCTZ | hydrochlorothiazide | 
| HDL | high density lipoprotein | 
| HEAR * | Hospital Emergency Ambulance Radio (155.340) "340" | 
| HEENT | head eyes ears nose throat | 
| HELLP * | hemolysis elevated liver enzymes, low platelets | 
| HEPA * | high efficiency particulate airfilter | 
| Hg | mercury | 
| Hgb, Hb | hemoglobin | 
| HHA | home health aid | 
| HHNC | hypertonic hyperosmolar non-ketotic coma | 
| HID | head immobilization device | 
| HIV | human immunodeficiency virus | 
| HOH | water | 
| Hosp * | hospital | 
| HPI | history of present illness | 
| HPV | human papilloma virus | 
| HR | heart rate | 
| hr, h | hour | 
| HRF | health related facility | 
| HS | hora somni (before sleep) | 
| HSV | herpes simplex virus (I and II) | 
| ht | height | 
| HTN | hypertension | 
| Hx | history | 
| Hz | hertz (formerly CPS) | 
I
| * = Asterisk indicates acronym. | |
| IABC | intra-aortic balloon counterpulsation | 
| IABP | intra-aortic balloon pump | 
| IAC-CPR | interposed abdominal counterpulsation - CPR | 
| IC | intracardiac | 
| ICD | implantable cardioverter/defibrillator | 
| intrauterine contraceptive device | |
| ischemic cardiac disease | |
| ICF | intracellular fluid | 
| ICP | intracranial pressure | 
| ICS | intercostal space | 
| incident command system | |
| ICU | intensive care unit | 
| ID | intradermal | 
| I&D | incise and drain | 
| IDDM | insulin dependant diabetes mellitus | 
| IDV | Indinavir (Crixivan) antiviral drug | 
| ie | for example | 
| Ig_ | Immunoglobulin A, G, E, M | 
| IGT | impaired glucose tolerance | 
| IHSS | idiopathic hypertrophic subaortic stenosis | 
| IM | intramuscular | 
| IMV | intermittent mandatory ventilation | 
| INH | isoniazid | 
| IO | intraosseous | 
| IP | intraperitoneal | 
| IPPB | intermittent positive pressure breathing | 
| IPPV | intermittent positive pressure ventilation | 
| IQ | intelligence quotient | 
| IR | infra red | 
| IRRC | International Resuscitation Research Center-Pittsburgh | 
| ISIS * | International Study of Infarct Survival (1, 2, 3, 4) | 
| IU | international unit | 
| IUD | intrauterine device | 
| IUFD | intrauterine fetal death | 
| IUGR | intrauterine growth retardation | 
| IUPC | intrauterine pressure catheter | 
| IV | intravenous | 
| IVP | IV push | 
| IV pyelogram | |
| IVPB | IV piggyback | 
| IVR | idioventricular rhythm | 
J
| * = Asterisk indicates acronym. | |
| J | joule | 
| JAMA * | Journal of the American Medical Association | 
| JD | Juris Doctor (Lawyer) | 
| JODM | juvenile onset diabetes mellitus (now called DM type I) | 
| JVD | jugular venous distention | 
K
| * = Asterisk indicates acronym. | |
| K+ | potassium ion | 
| KCl | potassium chloride | 
| KED | Kendrick Extrication Device | 
| Kg | kilogram | 
| KTD | Kendrick Traction Device | 
| KUB | kidneys, ureters and bladder (X-ray of) | 
L
| * = Asterisk indicates acronym. | |
| L (circled) left | |
| L | liter | 
| lente (insulin) | |
| LA | left atrium | 
| left arm | |
| LAD | left anterior descending | 
| left axis deviation | |
| LAE | left atrial enlargement | 
| LASER * | Light Amplification Stimulated Emission of Radiation | 
| LBBB | left bundle branch block | 
| LCX | left circumflex artery | 
| LD50 | lethal dose of 50% of the test animals | 
| LDH | lactate dehydrogenase | 
| LDL | low density lipoprotein | 
| LE | lupus erythematosus | 
| LFT | liver function tests | 
| LGL | Lown Ganong Levine syndrome | 
| LH | luteinizing hormone | 
| LL | left leg | 
| LLL | left lower lung | 
| LLQ | Left lower quadrant | 
| LMA | laryngeal mask airway | 
| LMH | Lakeside Memorial Hospital | 
| LMP | last menstrual period | 
| LOA | left occiput anterior | 
| LOC | loss of consciousness | 
| LP | lumbar puncture | 
| LP5 | Lifepak model 5 (portable monitor/defibrillator) | 
| LP10 | Lifepak 10 (portable monitor/12lead/pacer/defibrillator) | 
| LPN | licensed practical nurse | 
| LR | lactated ringers | 
| LSD | lysergic acid diethylamide | 
| LSFT | large spill fire trainer | 
| L-Spine | lumbar spine | 
| LTH | luteotropic hormone | 
| LUL | left upper lobe of lung | 
| LUQ | Left upper quadrant | 
| LV | left ventricle | 
| LVAD * | Left ventricular assist device (internal blood pump) | 
| LVH | left ventricular hypertrophy | 
M
| * = Asterisk indicates acronym. | |
| mA | milliampere | 
| MADIT * | Multicenter Automatic Defib. Implant Trial (Study) | 
| MAE | moves all extremities | 
| MAO | monoamine oxidase inhibitors | 
| MAP * | mean arterial pressure | 
| MAST * | medical antishock trousers (registered trademark) or PASG | 
| MB | myocardial band | 
| MCC | Monroe Community College | 
| MCI | mass casualty incident | 
| MCL | modified chest left (MCL1 approximates V1, MCL2 V2 etc) | 
| midclavicular line | |
| MCH | mean corpuscular hemoglobin | 
| MCSO | Monroe County Sheriff's Office | 
| MCV | mean corpuscular volume | 
| MD | Medical Doctor | 
| muscular dystrophy | |
| MDI | metered dose inhaler | 
| MDL | multidisipline laboratory | 
| MDPIT * | Multi Center Diltiazem Post Infarction Trial (Study) | 
| MDU | medical detoxification unit | 
| ME | Medical Examiner | 
| mEq | milliequivalent | 
| MERT * | medical emergency response team | 
| mfe | multi function electrodes (pace/defib/cardiovert/monitor) | 
| mg, mgm | milligram | 
| Mg | magnesium | 
| Mg++ | magnesium ion | 
| MgSO4 | magnesium sulfate | 
| MHA | mental hygiene arrest | 
| MI | myocardial infarction | 
| mitral insufficiency | |
| MICN | mobile intensive care nurse | 
| MICP | mobile intensive care paramedic | 
| MICU * | medical intensive care unit | 
| mobile intensive care unit | |
| Min * | minute | 
| MLD | minimum lethal dose | 
| MLREMSC | Monroe/Livingston Regional EMS Council | 
| mm | millimeters | 
| MM (circled) | murmur | 
| mmol | millimoles | 
| MMR | measles mumps rubella | 
| M&M | morbidity and mortality | 
| MoCoHo * | Monroe Community Hospital | 
| MOI | mechanism of injury | 
| MOM * | milk of magnesia | 
| MONA * | morphine oxygen nitrates aspirin | 
| Mono * | mononucleosis | 
| mOsm | milliosmoles | 
| MP | mitral prolapse | 
| MPH | Master of Public Health | 
| MR | mental retardation | 
| mitral regurgitation | |
| MRA | magnetic resonance angiography | 
| MRI | magnetic resonance imaging | 
| MRSA * | methicillin resistant staph aureus | 
| MS | multiple sclerosis | 
| morphine sulfate | |
| Master of Science | |
| mS | millisecond | 
| MSN | Master of Science in Nursing | 
| MSW | Master in Social Work | 
| mV | millivolt | 
| MVA | motor vehicle accident | 
| MVO2 | myocardial oxygen consumption | 
| MVP | mitral valve prolapse | 
N
| * = Asterisk indicates acronym. | |
| N | normal | 
| nitrogen | |
| north | |
| Na | natrium (sodium) | 
| Na+ | sodium ion | 
| N/A | not applicable | 
| NAD | no acute distress | 
| NAF | nursing assessment form | 
| NC | nasal cannula | 
| NCAT * | normocephalic atraumatic | 
| NDA | no drug allergy | 
| NG | nasogastric | 
| NH | nursing home | 
| NHTSA | National Highway Traffic Safety Administration | 
| NICU * | neonatal intensive care unit | 
| NIDDM | non-insulin dependant diabetes mellitus | 
| NIH | National Institutes of Health | 
| NKA | no known allergy | 
| NKDA | no known drug allergy | 
| NO2 | nitrous oxide | 
| NOI | nature of illness | 
| NP | Nurse Practitioner | 
| NPA | nasopharyngeal airway | 
| NPH | intermediate acting form of insulin | 
| NPO | nil per os (nothing by mouth) | 
| NREMT | National Registry of EMTs | 
| NRM | non-rebreathing mask | 
| NS | normal saline | 
| NSAID * | non-steroidal anti inflammatory drug | 
| NSR | normal sinus rhythm | 
| NTG | nitroglycerin | 
| NTID | National Technical Institute for the Deaf (RIT) | 
| NT/ND | non-tender, non-distended | 
| NTP | nitro paste | 
| N/V | nausea and vomiting | 
| N/V/D | nausea, vomiting and diarrhea | 
| NYPHREM5* | New York Prospective Hospital Reimbursement Methodology | 
| NYS | New York State | 
O
| * = Asterisk indicates acronym. | |
| O2 | oxygen | 
| O3 | ozone | 
| OB | obstetrics | 
| occult blood | |
| OBS | organic brain syndrome | 
| OC | oral contraceptives | 
| oleoresin capsicum (OC Mace) | |
| OCD | obsessive compulsive disorder | 
| OD | overdose | 
| oculus dexter (right eye) | |
| Doctor of Optometry | |
| OEC | Office of Emergency Communications (911) | 
| OEP | Office of Emergency Preparedness | 
| OH- | hydroxyl ion | 
| OLMC | on-line medical control | 
| OOH | out of hospital (rapidly replacing the term prehospital) | 
| OPA | oropharyngeal airway | 
| OPQRST | onset, provocation, quality, radiation, severity, time | 
| OR | operating room | 
| ORSA * | same as MRSA | 
| OS | oculus sinister (left eye) | 
| OSHA * | Occupational Safety & Health Administration | 
| OSS | on site scoring (method of immediate certification) | 
| OT | occupational therapy | 
| OTC | over the counter | 
| OU | oculi unitas (both eyes) | 
P
| * = Asterisk indicates acronym. | |
| P | pulse | 
| para | |
| p (line over) | post (after) | 
| PA | Physician Assistant | 
| posterior anterior | |
| pulmonary artery | |
| PAC | premature atrial contraction | 
| PaCO2 | partial pressure arterial carbon dioxide | 
| PACO2 | partial pressure alveolar carbon dioxide | 
| PACTAC * | Police And Citizens Together Against Crime | 
| PALS * | Pediatric Advanced Life Support | 
| PAO | Psychiatric Assignment Officer | 
| PaO2 | partial pressure arterial oxygen | 
| PAO2 | partial pressure alveolar oxygen | 
| PAP * | peak airway pressure | 
| Papanicolaou test (Pap Smear) | |
| PASG | pneumatic anti-shock garment | 
| PAT | paroxysmal atrial tachycardia | 
| PB | piggyback | 
| Pb | lead | 
| PBC | primary biliary cirrhosis | 
| PCA | patient controlled analgesia | 
| PC | post cibum (after meals) | 
| personal computer | |
| 2PC | Two physician committal | 
| PCD | pacing cardioverter/defibrillator (implanted) | 
| PCI | percutaneous intervention | 
| PCN | penicillin | 
| PCP | phencyclidine | 
| pneumocystis carinii pneumonia | |
| PCR | patient care report | 
| PCTA | percutaneous transluminal angioplasty | 
| PCV | packed cell volume (Hematocrit) | 
| PCWP | pulmonary capillary wedge pressure | 
| PD | police department | 
| PDA | patent ductus arteriosus | 
| PDR | Physicians Desk Reference | 
| PE | physical exam | 
| pulmonary embolus | |
| PEA | pulseless electrical activity | 
| PEARL * | pupils = & reactive to light | 
| PEARLA * | pupils = & reactive to light & accommodation | 
| PEEP * | positive end expiratory pressure | 
| PEP | post exposure Prophylaxis (meds to prevent HIV seroconversion) | 
| PERRLA * | pupils = & round, reactive to light & accommodation | 
| PESH * | Public Employee Safety and Health | 
| PET * | positron emission tomography | 
| PFD | personal flotation device (life jacket) | 
| PFT | pulmonary function tests | 
| PH | past history | 
| ph | phone | 
| pH | the inverse log of the hydrogen ion concentration | 
| PhD | Doctor of Philosophy | 
| PHTLS | Prehospital Trauma Life Support | 
| PI | present illness | 
| PICC * | peripherally inserted central catheters | 
| PICU * | pediatric intensive care unit | 
| PID | pelvic inflammatory disease | 
| PIP | peak inspiratory pressure | 
| PIT * | Pitocin, Oxytocin | 
| PJC | premature junctional contraction | 
| PJU | Physicians Journal Update (LMT on cable) | 
| PKU | phenylketonuria | 
| PM | post meridian | 
| PMD | private medical doctor | 
| P-MELT * | pacemaker mediated endless loop tachycardia | 
| PMH | past medical history | 
| PMI | point of maximal impulse | 
| PMP | previous menstrual period | 
| PMR | Puritan Manual Resuscitator (type of bag valve mask) | 
| PMS | premenstrual syndrome | 
| pulse/motor/sensory | |
| PND | paroxysmal nocturnal dyspnea | 
| PO | per os (by mouth) | 
| POV | privately owned vehicle | 
| PP | pulse pressure | 
| pulsus paradoxus | |
| PPD | purified protein derivative (TB test) | 
| ppd | packs per day | 
| PPD#1 | postpartum day one | 
| PPD#2 | postpartum day two | 
| PPE | personal protection equipment | 
| PPM | parts per million | 
| PQRST | provocation, quality, radiation, severity, time | 
| PR | per rectum | 
| prand * | meal | 
| PRH | Parkridge Hospital | 
| prn | pro re nata (as needed) | 
| PROM * | premature rupture of membranes | 
| psi | pounds per square inch | 
| PSIM | Public Safety Incident Management | 
| PSVT | paroxysmal supraventricular tachycardia | 
| PT | prothrombin time (protime) | 
| physical therapy | |
| Pt | patient | 
| pt | pint | 
| PTA | prior to arrival | 
| PTCA | percutaneous transluminal coronary angioplasty | 
| PTH | parathyroid hormone | 
| PTL | pharyngeal tracheal lumen (airway) | 
| preterm labor | |
| PTT | partial thromboplastin time | 
| push to talk | |
| PUD | peptic ulcer disease | 
| PVC | premature ventricular contraction | 
| PVD | peripheral vascular disease | 
| PVR | peripheral vascular resistance now called SVR | 
| PWA | person with AIDS | 
| PWI | practice work instructor | 
| PZI | protamine zinc insulin (long acting insulin) | 
Q
| * = Asterisk indicates acronym. | |
| q | quaque (every) | 
| QA | quality assurance (quality assessment is newer term) | 
| qd | quaque die (every day) | 
| Qh | quaque hora (every hour) | 
| QI | quality improvement | 
| QID | quarter in die (4 X a day) | 
| qod | every other day | 
| qv | quantum vis (as much as you need) | 
R
| * = Asterisk indicates acronym. | |
| R (circled) | right | 
| R | respiration | 
| regular (fast acting insulin) | |
| resistance (electrical) | |
| RA | right atrium | 
| right arm | |
| rheumatoid arthritis | |
| RAAS * | renin angiotensin aldosterone system | 
| RAD | right axis deviation | 
| RAE | right atrial enlargement | 
| RAM | random access memory | 
| RAS | reticular activating system | 
| RBBB | right bundle branch block | 
| RBC | red blood cell | 
| RCA | right coronary artery | 
| RD | Registered Dietitian | 
| REMAC * | Regional Emergency Medical Advisory Committee | 
| RF | radio frequency | 
| RFD | Rochester Fire Department | 
| r/i | rule in | 
| RIND * | reversible ischemic neurologic deficit | 
| RK | radial keratotomy | 
| RL | right leg | 
| RLL | right lower lobe | 
| RLQ | right lower quadrant | 
| RMA | refusing medical attention | 
| RML | right middle lobe | 
| RN | registered nurse | 
| RNA | ribonucleic acid | 
| r/o | rule out | 
| ROM * | rupture of membranes | 
| read only memory | |
| ROPD | reversible obstructive pulmonary disease | 
| RPC | Rochester Psychiatric Center | 
| RPD | Rochester Police Department | 
| RSI | rapid sequence induction (pharm assisted intubation) | 
| RSR | regular sinus rhythm | 
| RTS | regional test site | 
| RTV | Ritonavir (Norvir) antiviral drug | 
| RUL | right upper lobe of lung | 
| RUQ | right upper quadrant | 
| RV | right ventricle | 
| RVH | right ventricular hypertrophy | 
| Rx | treatment, recipe, prescription | 
| receive (radio) | |
S
| * = Asterisk indicates acronym. | |
| S1 | first heart sound (lub) | 
| S2 | second heart sound (dub) | 
| S3 | third heart sound (ventricular gallop) | 
| S4 | forth heart sound (atrial gallop) | 
| s (line over) | san (without) | 
| ss (line over) | semis (half) | 
| SA | sino atrial | 
| SAFT | specialized aircraft fire trainer | 
| SAH | subarachnoid hemorrhage | 
| SaO2 | Saturation of arterial blood with oxygen | 
| SB | sinus bradycardia | 
| SBP | systolic blood pressure | 
| SEMAC * | State Emergency Medical Advisory Committee | 
| SEQ | South East Quadrant (local term) | 
| SGOT | serum glutamic oxaloacetic transaminase | 
| SGPT | serum glutamic pyruvic transaminase | 
| SIADH | syndrome of inappropriate ADH secretion | 
| SICU | surgical intensive care unit | 
| SIDS * | sudden infant death syndrome | 
| Sig | let it be written | 
| SK | streptokinase (thrombolytic) | 
| SL | sublingual | 
| SLE | systemic lupus erythematosus | 
| SMA * | sequential multiple analyzer 6, 12 (out dated) | 
| SMAC * | sequential multiple analyzer computer | 
| SMH | Strong Memorial Hospital | 
| SMZ | sulfamathoxazole | 
| SNF * | skilled nursing facility | 
| SOB | short of breath | 
| soln | solution | 
| SOLVED * | Studies of LV dysfunction, 8/91 study NEJM on CHF & ACEI | 
| S/P | status post | 
| sp gr | specific gravity | 
| SpO2 | pulse oxygen saturation (pulse oximetry) | 
| SQ | subcutaneous | 
| SQV | Saquinavir (Invirase) antiviral drug | 
| SROM | spontaneous rupture of membranes | 
| SRSA | slow releasing substance of anaphylaxis | 
| SS | social security | 
| S-Spine | sacral spine | 
| SSS | sick sinus syndrome | 
| ST | sinus tachycardia | 
| STD | standardize | 
| sexually transmitted disease | |
| STEP * | Society for Total Emergency Programs | 
| STM | St. Mary's Hospital | 
| SV | stroke volume | 
| SVD | spontaneous vaginal delivery | 
| SVR | systemic vascular resistance | 
| SVT | supraventricular tachycardia | 
| SWAT * | special weapons and tactics | 
| Sx | sign or symptom | 
| sync * | synchronization | 
| SZ | seizure | 
T
| * = Asterisk indicates acronym. | |
| T3 | thyroid hormone (triiodothyronine) | 
| T4 | thyroid hormone (thyroxine) | 
| WBCs attacked by HIV. | |
| T&A | tonsillectomy & adenoidectomy | 
| tab * | tablet | 
| TAMI * | Thrombolysis & Angioplasty in MI (Study) | 
| TB | tuberculosis | 
| TBA | to be announced | 
| tbsp | tablespoon | 
| TBW | total body water | 
| TC | total cholesterol | 
| TCA | tricyclic antidepressant | 
| TCP | transcutaneous pacer | 
| TDP | torsades de pointes | 
| TEAM * | Training for Emergency Action Management | 
| TEE | transesophageal echo | 
| TFTC | too fast to count | 
| TGH | The Genesee Hospital (historical use) | 
| THH | The Highland Hospital | 
| TIA | transient ischemic attack | 
| TID | ter in die (3 X a day) | 
| TIMI * | Thrombolysis In Myocardial Infarction (Study) | 
| TM | tympanic membrane | 
| TMJ | temporomandibular joint | 
| TMP-SMZ | Trimethaprim sulfamathoxazole | 
| TNT | Trinitrotoluene | 
| TNTC | too numerous to count | 
| tPA | tissue plasminogen activator (thrombolytic) | 
| TPN | total parenteral nutrition | 
| T-POD | Trauma Pelvic Orthotic Device (new device to stabilize pelvic Fxs) | 
| TPR | temperature, pulse, respiration | 
| TQM | total quality management | 
| Tr | transport | 
| TS | trauma score | 
| TSH | thyroid stimulating hormone | 
| tsp | teaspoon | 
| T-Spine * | thoracic spine | 
| TSS | toxic shock syndrome | 
| TURP * | trans urethral radical prostatectomy | 
| TV | tidal volume | 
| television | |
| Tx | transmit | 
| transport | |
| traction | |
U
| * = Asterisk indicates acronym. | |
| U | Ultralente (long acting insulin) | 
| U-100 | 100 units/cc | 
| UA, U/A | urinalysis | 
| unstable angina | |
| UFT | utility fire trainer | 
| UHF | ultra high frequency | 
| ung | ointment | 
| URI | upper respiratory infection | 
| USP | United States Pharmacopeia | 
| UTI | urinary tract infection | 
| UV | ultraviolet | 
V
| * = Asterisk indicates acronym. | |
| VBAC | vaginal birth after caesarean section | 
| VD | venereal disease | 
| VDG | venereal disease gonorrhea | 
| VDRL | venereal disease research laboratory | 
| VDS | venereal disease syphilis | 
| VEB | ventricular ectopic beat | 
| Vf | ventricular fibrillation | 
| VHF | very high frequency | 
| vol | volume | 
| VOO | Fixed rate ventricular pacing | 
| VPC | ventricular premature contraction | 
| V/Q | ventilation/perfusion | 
| VS | vital signs | 
| VSD | ventricular septal defect | 
| VT | ventricular tachycardia | 
| VVI | Ventricular inhibited mode of pacing | 
W
| * = Asterisk indicates acronym. | |
| W | white | 
| WBC | white blood cell | 
| WCT | wide complex tachycardia (VT vs. SVT with aberration) | 
| WD | well developed | 
| WN | well nourished | 
| WNL | within normal limits | 
| WPW | Wolf Parkinson White syndrome | 
| WS | Watt second | 
| wt | weight | 
X
| * = Asterisk indicates acronym. | |
| X-RAY | radiograph | 
Y
| * = Asterisk indicates acronym. | |
| yo | year old | 
Z
| * = Asterisk indicates acronym. | |
| ZDV | Zidovudine, AZT | 
| ZED | Zee Extrication Device (like KED) |