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Medical Abbreviation
abbreviations and meanings of medical words
| Term | Definition |
|---|---|
| aa | of each |
| ad lib | as desired |
| AIDS | acquired immune deficiency syndrome |
| amt | amount |
| ASHD | arteriorsclerotic heart disease |
| ax | axillary |
| BM | bowel movement |
| BP | blood pressure |
| BRP | bathroom privelege |
| c | with |
| C | celsius |
| Cal | calorie |
| cc | cubic centimeter |
| CHF | congestive heart failure |
| cm | centimeter |
| CO | coronary occlusion |
| CNS | central nervous system |
| CPR | cardiopulmonary resuscitation |
| CVA | stroke, or cerebrovascular accident |
| DC | discontinue or discharge |
| DOA | dead on arrival |
| Dx | diagnosis |
| EKG | electrocardiogram |
| elix | elixir |
| F | fahrenheit |
| Fx | fracture |
| gm | gram |
| gtt | drops |
| hema | blood |
| hemi | half |
| H&P | history and physical |
| Ht | height |
| Kg | kilogram |
| L | liter |
| m | minimum |
| MI | myocardial infarction or a heart attack |
| ml | milliliter |
| NG | nasogastric |
| NPO | nothing by mouth |
| O.D | right eye |
| O.S | left eye |
| O.U | both eyes |
| O2 | oxygen |
| OOB | out of bed |
| oz | ounce |
| P | pulse |
| PID | pelvic inflammatory disease |
| PM | afternoon |
| Post-op | after surgery |
| Pre-op | before surgery |
| Pt | patient |
| PO | by mouth |
| P.R.N | whenever necessary, or as needed |
| QNS | quantity not sufficient |
| QS | quantity sufficient |
| R | respiration |
| Rx | prescription or recipe |
| Semi | half |
| Sig | write, let it be labeled |
| SOB | shortness of breath |
| anterior | toward the front or in front of ventral |
| posterior | toward the back, or in back of dorsal |
| medial | nearest the midline |
| lateral | away from the midline or toward the side |
| internal | inward or inside |
| external | outward or outside |
| proximal | nearest the point or reference |
| distal | farthest away from the point of reference |
| superior | above |
| inferior | below |
| cranial | toward the head |
| caudal | toward the tail |
| S.O.S | if necessary |
| SSE | soapsuds enema |
| ss | half |
| STD | sexually transmitted disease |
| Stat | immediately |
| T | temperature |
| T.O | telephone order |
| TPR | temperature, pulse, respiration |
| tr | tincture |
| ung. | ointment |
| URI | upper respiratory infection |
| V.O | verbal order |
| wt | weight |
| > | greater than |
| < | less than |
| S | without |
| a.c | before meals |
| A.M | morning |
| b.i.d | twice a day. |
| h | hour |
| h.n | tonight |
| h.s | bedtime, hour of sleep |
| noct | night |
| p.c | after meals |
| q.d | every day |
| q.h | every hour |
| q.2h | every 2 hours |
| q.i.d | four times a day |
| q.o.d | every other day |
| t.i.d | three times a day |
| t.i.n | three times a night |
| CCU | coronary care unit |
| CS, CSR | central supply, central supply room |
| EENT | eye, ear, nose, and throat |
| ER | emergency room |
| GI | gastrointestinal department |
| GYN | gynecology department |
| ICU | intensive care unit |
| LAB | laboratory |
| MICU | medical intensive care unit |
| NICU | neonatal intensive care unit |
| OB | obstetrics |
| OR | operating room |
| PEDI | pediatrics |
| P.T | physical therapy |
| R.T | respiratory therapy |
| X-ray | radiology |