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Medical Terminology
Symbols and Abbreviations
Term | Definition |
---|---|
kilo- | symbol: k |
centi- | symbol: c |
milli- | symbol: m |
micro- | symbol: mc |
meter | symbol: m |
kilogram | symbol: kg |
second | symbol: s |
mole | symbol: mol |
minute | symbol: min |
hour | symbol: h |
day | symbol: d |
month | symbol: m |
year | symbol: a (annem) |
carbon | symbol: C |
calcium | symbol: Ca |
chlorine; chloride | symbol: Cl |
phosphorus | symbol: P |
potassium | symbol: K |
hydrogen | symbol: H |
sodium | symbol: Na |
magnesium | symbol: Mg |
oxygen | symbol: O2 |
water | H2O |
sodium chloride; salt | NaCl |
carbon dioxide | CO2 |
hydrogen ion concentration | pH |
Rhesus factor | Rh |
male | ♂ |
female | ♀ |
infinity | ∞ |
query; question | ? |
micron | µ |
absent; negative | - |
present; positive | + |
greater than | > |
equal to or greater than | ≥ |
less than | < |
equal to or less than | ≤ |
of; per | / |
treatment; take; prescription | ℞ ; P |
death | † |
number; fracture; weight; gauge | # |
ratio | : |
increase | ↑ |
decrease | ↓ |
change | Δ |
therefore | ∴ |
intramuscular (into the muscle) | IM |
intravenous (into the vein) | IV |
subcutaneous (under the skin) | sc |
intradermal (into the skin) | ID |
right eye | OD (ocular dexter) |
left eye | OS (ocular sinister) |
both eyes | OU |
right ear | AD (audio dexter) |
left ear | AS (audio sinister) |
both ears | AU |
orally (by mouth) | PO |
sublingual (under the tongue) | subling; SL |
rectal (into the rectum) | R |
per vagina (into the vagina) | PV |
capsule(s) | caps |
ointment | ungt; ung |
suppository | supp |
tablet(s) | tab |
syrup | syr |
drops | gtt |
unit (insulin) | U |
direction to patient regarding amount of medication | sig |
as soon as possible | ASAP |
immediately | Stat |
morning | AM |
afternoon | PM |
at bedtime | hs |
before meals | ac (ante cibum) |
after meals | pc (post cibum) |
as necessary | prn |
as desired | as lib |
every day | qd |
twice a day | bid |
three times a day | tid |
four times a day | qid |
every hour | qh; q1h |
every two hours | q2h |
every night at bedtime | qhs |
every day | qd |
every two days | q2d |
every three days | q3d |
application of plaster of paris cast | APPC |
blood pressure | BP |
dressing | drsg |
enema | E |
hot water bottle | hwb |
intake and output | I&O |
intermittent positive pressure breathing | IPPB |
soap suds | SS |
temperature, pulse, respiration | TPR |
vital signs | VS |
weight | wt |
Dextrose in water | D/W |
5% dextrose in water | D5W |
2/3 saline and 1/3 dextrose | 2/3 - 1/3 |
Normal saline | NS |
To keep vein open | TKVO , TKO |
Posterior anterior | PA |
Barium | Ba |
Gallbladder | GB |
Intravenous cholangiogram | IVC |
Intravenous pyelogram | IVP |
Kidney, ureters, bladder ( X-ray of) | KUB |
Lateral side | Lat |
Upper gastrointestinal tract | UGIT |
Blood urea nitrogen | BUN |
Culture and sensitivity | C & S |
Complete blood count | CBC |
White blood count differential | diff |
Erythrocytes sedimentation rate | ESR ; sed rate |
Cerebrospinal fluid | CSF |
Fasting blood sugar | FBS |
Hemoglobin | Hb ; Hgb |
Lumbar puncture | LP |
Packed cell volume | PCV |
Prothrombin time | PT ; pro time |
Partial thromboplastin time | PPT |
Red blood cells | rbc |
Red blood cell count | RBC |
Specimen | Spec |
White blood cells | wbc |
White blood cell count | WBC |
Ears, eyes nose, and throat | EENT |
Intensive care unit | ICU |
Coronary care unti | CCU |
Laboratory | Lab |
Operating room | OR |
Outpatient department | OPD |
Recovery room | RR |
Abdomen | abd |
Approximately | Approx |
Bowel movement | BM |
Bathroom privileges | BRP |
Cancer | Ca |
Canadian Diabetes Association | CDA |
Diet as tolerated | DAT |
With | -- C |
Without | -- S |
Discontinue | Disc ; D/C |
Doctor | Dr |
Fluid | Fld |
Irregular | Irreg |
Left | Lt ; L |
Medical, medication | med |
Negative | neg |
Nothing by mouth | npo |
Nursing | nrsg |
Telephone order | p/o ; t/o |
Positive | pos |
Right | Rt, R |
Surgical | surg |
Verbal order | v/o |
partial pressure of oxygen | pO2 |
partial pressure of carbon dioxide | pCO2 |
arteriosclerotic heart disease | ASHD |
congestive heart failure | CHF |
chronic obstructive lung disease | COLD |
chronic obstructive pulmonary disease | COPD |
cerebrovascular accident | CVA |
cystoscopy | cysto |
dilation and curettage | D & C |
electrocardiogram | ECG : EKG |
electroencephalogram | EEG |
examination under anaesthetic | EUA |
incision and drainage | I & D |
laparotomy | lap |
myocardial infarction | MI |
motor bike accident | MBA |
motor vehicle accident | MVA |
not yet diagnosed | NYD |
submucous resection | SMR |
short of breath | sob |
tonsillectomy and adenoidectomy | T & A |
transurethral resection | TUR |
transurethral prostatic resection | TUPR |
artificial rupture of membranes | ARM |
antepartum | AP |
crcumcision | circ |
contractions | cont |
expected date of confinement | EDC |
fetal heart rate | FHR |
last menstrual period | LMP |
last normal menstrual period | LNMP |