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Medical Terminology
Chapters 1-6 abbreviations
| Term | Definition |
|---|---|
| CCU | coronary care unit |
| ECU | emergency care unit |
| ER | emergency room |
| ED | emergency department |
| ICU | intensive care unit |
| PICU | pediatric intensive care unit |
| NICU | neonatal intensive care unit |
| SICU | surgical intensive care unit |
| PACU | postanesthesia care unit |
| L&D | labor and delivery |
| OR | operating room |
| post-op | after surgery |
| pre-op | before surgery |
| (R) | right |
| (L) | left |
| (B) | bilateral |
| VS | vital signs |
| T | temperature |
| BP | blood pressure |
| HR | heart rate |
| RR | respiratory rate |
| Ht | height |
| Wt | weight |
| BMI | body mass index (measurement of body fat based on height and weight) |
| I/O | intake / output |
| Dx | diagnosis |
| DDx | differential diagnosis |
| Tx | treatment |
| Rx | prescription |
| H&P | history and physical |
| Hx | history |
| CC | chief complaint |
| HPI | history of present illness |
| ROS | review of symptoms |
| PMHx | past medical history |
| FHx | family history |
| PE | physical exam |
| Pt | patient |
| y/o | years old |
| h/o | history of |
| PCP | primary care provider |
| f/u | follow-up |
| SOB | shortness of breath |
| PERRLA | pupils are equal, round, and reactive to light accommodation |
| NAD | no acute distress |
| RRR | regular rate and rhythm |
| CTA | clear to auscultation |
| WDWN | well developed, well nourished |
| A&O | alert and oriented |
| WNL | within normal limits |
| NOS | not otherwise specified |
| NEC | not elsewhere classified |
| PO | per os (by mouth) |
| NPO | nil per os (nothing by mouth) |
| PR | per rectum (anal) |
| IM | intramuscular |
| SC | subcutaneous (under the skin) |
| IV | intravenous |
| CVL | central venous line |
| PICC | peripherally inserted central catheter |
| Sig | instructions |
| ad lib | as desired |
| BID | twice daily |
| TID | three times daily |
| QD* | daily |
| QID* | four times daily |
| QHS | at night |
| AC | before meals |
| PC | after meals |
| prn | as needed |
| ABCDE | asymmetry, border, color, diameter, evolving |
| AK | actinic keratosis |
| BCC | basal cell carcinoma |
| Bx | biopsy |
| C&S | culture and sensitivity |
| decub | decubitis ulcer |
| derm | dermatology |
| EAHF | eczema, asthma, hay fever |
| FS | frozen section |
| ID | intradermal |
| SC | subcutaneous |
| SCC | squamous cell carcinoma |
| SQ | subcutaneous |
| subcut | subcutaneous |
| TD | transdermal |
| XP | xeroderma pigmentosa |
| Fx | fracture |
| Tx | traction or treatment |
| ACL | anterior cruciate ligament |
| MCL | medial collateral ligament |
| LCL | lateral collateral ligament |
| PCL | posterior cruciate ligament |
| C1-C7 | cervical vertebrae |
| T1-T12 | thoracic vertebrae |
| L1-L5 | lumbar vertebrae |
| S1-S5 | sacral vertebrae |
| CTS | carpal tunnel syndrome |
| EMG | electromyogram |
| FROM | full range of motion |
| MD | muscular dystrophy |
| NSAID | nonsteroidal anti-inflammatory drug |
| OA | osteoarthritis |
| ORIF | open reduction internal fixation |
| PT | physical therapy |
| RA | rheumatoid arthritis |
| RICE | rest, ice, compression, elevation |
| ROM | range of motion |
| THR | total hip replacement |
| TKR | total knee replacement |
| WB | weight bearing |
| WBAT | weight bearing as tolerated |
| ADHD | attention-deficit hyperactivity disorder |
| ALS | lou gehrig's disease (amyotrophic lateral sclerosis) |
| CNS | central nervous system |
| CP | cerebral palsy |
| CSF | cerebrospinal fluid |
| CVA | cerebrovascular accident |
| EEG | electroencephalogram |
| EMG | electromyogram |
| HD | huntingtons disease |
| ICP | intracranial pressure |
| LOC | level of conciousness |
| LP | lumbar puncture |
| MRA | magnetic resonance angiography |
| MS | multiple sclerosis |
| OCD | obsessive compulsive disorder |
| PET | position emission tomography |
| PNS | peripheral nervous system |
| SRS | stereotactic radiosurgery |
| TIA | transient ischemic attack |
| ARMD | age-related macular degeneration |
| HEENT | head, eyes, ears, nose, throat |
| IOL | intraocular lens |
| IOP | intraocular pressure |
| LASIK | laser-assisted in situ keratomileusis |
| OD | right eye |
| OS | left eye |
| OU | both eyes |
| VA | visual activity |
| VF | visual field |
| AD | right ear |
| AS | left ear |
| AU | both ears |
| AOM | acute otitis media |
| EENT | eye, ear, nose, throat |
| ENT | ear, nose, throat |
| OM | otitis media |
| TM | tympanic membrane |