Lab

ABG medical abbreviation

ABG means "arterial blood gas".

Each meaning matched at least two public references (6 in all for ABG), checked October 23, 2026. The table lists them.

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Meaning	Latin origin	Where used	Checked against
arterial blood gas	None	Lab orders, Charting	MedlinePlus Appendix B: Some Common Abbreviations (NLM) NCI Thesaurus, including CDISC SDTM terminology (NCI EVS) NLM SPECIALIST Lexicon abbreviations file (LRABR) FDA Acronyms and Abbreviations CMS Acronyms Army Regulation 40-66, Appendix B: Authorized Medical Records Abbreviations

Sample lab order: "ABG."

A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.

What does ABG mean in medical terms?

ABG means "arterial blood gas".

Where is ABG used?

ABG shows up in lab orders and charting. Its category here is lab.

Is ABG on the Joint Commission Do Not Use list?

No. ABG is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.