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Medical Symbols & Ab
Miscellaneous Symbols & Abbreviations
| Term | Definition |
|---|---|
| greater than | > |
| less than | < |
| higher, elevate, or up | ↑ |
| lower or down | ↓ |
| pound or number | # |
| foot or minute | ' |
| inch or second | " |
| degree | ° |
| female | ♀ or F |
| male | ♂ or M |
| one | ⅰor I or Ṫ |
| two | ⅱor II or T with 2 dots over it |
| change | Δ |
| history | hx |
| with | C̅ |
| five | V |
| ten | X |
| fifty | L |
| one-hundred | C |
| five-hundred | D |
| one-thousand | M |
| c/o | complains of |
| EKG | electrocardiogram |
| CRT | certified respiratory therapist |
| r/o | rule out |
| CXR | chest x-ray |
| d/c | discontinue/ discharge |
| OR | operating room |
| prn | whenever necessary, as needed |
| ac | before meals |
| stat | immediately, at once |
| RN | registered nurse |
| wt | weight |
| Cl | chloride, chlorine |
| Rx | prescription, take treatment |
| AP | apical pulse |
| T | temperature |
| NPO | nothing by mouth |
| spec | specimen |
| ss (with a line over it) | one half |
| s (with a line over it) | without |
| pt | patient; pint (500mL or cc) |
| BP | blood pressure |
| R | respiration, rectal |
| Na | sodium |
| CDC | centers for disease control and prevention |
| DRG | Diagnostic related group |
| LMP | last menstrual period |
| MRSA | methicillin- resistant staphylococcus aureus |
| vp | venipucture, venous pressure |
| AED | automated external defibrillation |
| HIPPA | Health Insurance Portability and Accountability Act |
| LTC | long-term care |
| BMI | Body Mass index |
| QOD | every other day |
| CVA | cerebral vascular-accident |
| ABG | arterial blood gas |
| BR | bed- rest |
| gtts | drops |
| bid | twice a day |
| cc | cubic centimeter |
| A.M. | morning (before noon) |
| BRP | bath room privilages |
| ECG | electrocardiogram |
| CCU | critical/ coronary care unit |
| Blwk | blood-work |
| CBC | complete blood count |
| BUN | blood urea nitrogen |
| FBS | fasting blood sugar |
| cap | capsule |
| EENT | eyes, ear, nose, and throat exam |
| ADL | activities of daily living |
| FFl | force fluids |
| cl | clear |
| liq | liquids |
| GERD | gastroesophageal reflux disease |
| Dx: | diagnosis |
| COPD | chronic obstructive pulmonary disease |
| ā | before |
| CT | computerized tomography |
| EMT | emergency medical technician |
| ACLS | advanced cardiac life support |
| Gyn | gynecology |
| Why are medical abbreviations used? | to make writing shorter for doctors |
| Where does medical terminology and abbreviations come from? | Greek & Latin roots |
| What is the "Do Not Use List"? | a list created by JCAHO used to identify symbols/abbreviations that are dangerous to patients due to medical errors. |
| I*O | intake and output |
| ICD | international classification of diseases |
| IM | intramuscular |
| h | hydrogen |
| Ht | height |
| mL | milliliter |
| NaCl | Sodium cloride (salt) |
| IV | intravenous |
| H2O | water |
| mm | millimeter |
| Hg | mercury |
| mg | milligram |
| NG,ng, N/G | nastrogastric tube |
| IPPB | intermittent positive pressure breathing |
| KCL | potassium chloride |
| KVO | keep vein open |
| N/S | normal saline |
| NS | neurosurgery |
| HS | hour of sleep (bedtime) |
| TPR | temperature, pulse, respiration |
| q4h | every 4 hours |
| oz | ounce |
| OJ | orange juice |
| qid | 4 times a day |
| tsp | teaspoon |
| qt | quart |
| SSE | soap suds enema |
| pc | after meal |
| po | by mouth |
| pre- op | before an operation |
| post | posterior, after |
| post-op | after an operation |
| OPD | outpatient department |
| Ob | obstetrics |
| VS | vital signs (TPR & BP) |
| q2h | every 2 hours |
| w/c | wheelchair |
| ROM | range of motion |
| q12h | every 12 hours |
| tid | three times a day |
| SCD | sequential compression device |
| PROM | passive range of motion |