Have you ever seen a "c" with a line over it in a doctor's prescription and wondered what does it mean? Do you see other odd jargons and abbreviations in the prescription that you cannot understand? Do you know what the meaningof "a.c." in your prescriptionis? Some doctors use abbreviations to communicate the medical information with their patients but patients feel difficulty in reading them. But don’t worry! After reading this article you will find it much easier to understand your prescription.
What Does C with a Line over It Mean?
If a doctor writes a "c" with a line over it and you are getting all confused, thinking it is a secret code; please don’t panic. In medical language, "c" with a line over it is synonymous to "with." Abbreviations and short forms like these are used frequently for doctors to describe the information more quickly and effectively. The other two letters that are often used with a line over it in medical prescriptions include:
- S: a lowercase "s" with a line over it means "without." In other words, s with a line over it is apparently the opposite of c with a line over it.
- P: If you a see a line over a lowercase "p", then you should know that it means "after."
Common Medical Abbreviations You Should Know
Most healthcare professionals' writing prescription is hard tounderstand, not only because of the hand-writing, but in most cases it is also difficult to know what exactly your doctor is trying to communicate to you, such as a c with a line over it. However, most individuals are reluctant or shy to ask the doctor directly.This is why we have prepared a list for your convenience so that you can take medication as suggested by your doctor rightly or get better understanding of what your doctor means.
Abbreviations in Prescription
These abbreviations are commonly seen in doctors' prescription, which are very important since you will use the drugs accordingly.
ABX |
Antibiotics |
AC |
Take before meal |
PC |
Take after meal |
MDD |
Maximum daily dose that can be taken |
OTC |
Over the counter, for which medications prescriptions aren’t required |
PNV |
Pre-natal vitamins |
PRN |
As required |
q2h |
After every 2 hours |
q3h |
After every 3 hours |
qam |
Each morning |
qd |
1 medicine a day |
qh |
1 medicine in an hour |
TIW |
3 times in a week |
qhs |
At bedtime |
qid |
4 doses in a day |
qod |
Every other day |
RDI |
Daily intake is recommended |
Rx |
Treatment, prescription |
TAB |
Tablet |
CAP |
Capsule |
Abbreviations in Body Description
These are common abbreviations to reflect/define your body parts or organs.
ABD |
Abdomen |
AD |
Right ear |
AL |
Left ear |
AU |
Both airs |
BMD |
Bone mass density, test that checks mass in bones |
BMI |
Body mass index, ratio of person's weight and height |
CBD |
Common bile duct, a tube joining hepatic and cystic duct |
CBF |
Cerebral blood flow, blood supplied to brain in specific time |
HC |
Head circumference |
IBW |
Ideal body weight |
OD |
Right eye |
OS |
Left eye |
OU |
Both eyes |
TLC |
Total lung capacity |
WT |
Weight total |
UE |
Upper extreme |
LLL |
Lower left lobe |
LUL |
Lower upper lobe |
LLQ |
Lower left quadrant |
LUQ |
Left upper quadrant |
Abbreviations in General Terms
Most of us use some of these abbreviations in our daily language. It is imperative to understand that sometimes more than one meaning exist for one abbreviation. Below are some common terms that reflect complex medical jargon.
ASAP |
As soon as possible |
ALS |
Advance life support |
DNR |
Do not resuscitate |
DO |
Disorder |
DOB |
Date of birth |
DOT |
Directly observed therapy |
ER |
Emergency room |
H&P |
History & physical information |
ICU |
Intensive care unit |
IQ |
Intelligence quotient |
SX |
Signs and symptoms |
VS |
Vital signs |
VSS |
Vital signs stable |
WNL |
With normal limits |
PA/PT |
Patient |
PCP |
Physician of primary care |
OPD |
Outpatient department |
NKDA |
No known drug allergy |
ID |
Infectious disease |
C/O |
Complain of |
Abbreviations in Testing and Care
If you need to do some other tests or stay long time in a hospital in some conditions, you may often see these abbreviations.
AXR |
Abdominal x-ray |
BC |
Birth control |
BMT |
Bone marrow transplant |
BRP |
Privileges for bathroom |
CXR |
Chest x-ray |
US |
Ultrasound |
IV |
Intravenous |
IM |
Intramuscular |
GTT |
Glucose tolerance test |
In vivo |
In body |
In vitro |
In laboratory |
ECC |
Emergency cardiac care |
ECT |
Electroconvulsive therapy |
FB |
Foreign body (external body) |
I&D |
Incision & drainage |
I&O |
Intake & output |
Bx |
Biopsy |
ECG/ EKG |
Electrocardiogram |
FNA |
Fine needle aspiration |
GLT |
Glucose loading test |
Abbreviations in Diagnosis or Conditions
With some understanding of this kind of medical abbreviation, you can know directly about the problems or diseases you are suffering.
BP |
Blood pressure |
CA |
Cancer |
CAD |
Coronary artery disease, when plaque builds in the coronary arteries |
BM |
Bowel movement |
CP |
Chest pain |
CV |
Cardiovascular |
Dx |
Diagnosis |
DTR |
Deep tendon reflex |
EBL |
Estimated blood loss |
EC |
Eye contact |
EGC |
Early gastric cancer |
FHR |
Fatal heart rate |
GH |
Growth hormone |
GI |
Gastrointestinal |
HA |
Headache |
HR |
Heart rate |
LBP |
Lower back pain |
NM |
Neuromuscular |
VB |
Vaginal bleeding |
UTI |
Urinary tract infection |