Common Charting Abbreviations
Medication Administration
Lab and Diagnostic Tests
General Terms
Suffixes
100

what does I & O stand for?

Intake and output

100

What does PO stand for?

By mouth

100

What does CBC stand for?

Complete blood count 

100

A term describing an illness or disease that is quick and has a sudden onset 

Acute 

100

To visualize 

scopy  

200

What does Hx stand for 

history 

200

What does BID stand for?

Twice a day

200

What does CMP stand for?

Complete metabolic panel

200

This term refers to illnesses or conditions that typically last longer than one year. 

Chronic 

200

Creating an opening 

ostomy

300

What does Sx stand for?

Symptoms

300

What does QHS mean?

At bedtime

300

What does CXR stand for?

Chest xray 

300

The name for expected an outcome

prognosis

300

Process of recording

graphy 

400

What does WNL mean?

Within normal limits

400

What does NPO stand for?

Nothing by mouth (nil per os)

400

What does Hgb stand for?

Hemoglobin

400

when there is an unknown cause for a disease or illness

idiopathic 

400

Surgical puncture to remove flud

centesis 

500

What does Tx stand for?

Treatment

500

What does PRN stand for?

as needed (pro re nata)

500

What does BMP stand for?

Basic metabolic panel

500

Another word for cancerous

malignant

500

Binding or fixation 

desis 

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