Condition

RA medical abbreviation

RA means "rheumatoid arthritis".

Each meaning matched at least two public references (5 in all for RA), checked October 23, 2026. The table lists them.

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Meaning	Latin origin	Where used	Checked against
rheumatoid arthritis	None	Charting, Problem lists	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 Army Regulation 40-66, Appendix B: Authorized Medical Records Abbreviations

Sample problem list entry: "RA."

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

What does RA mean in medical terms?

RA means "rheumatoid arthritis".

Where is RA used?

RA shows up in charting and problem lists. Its category here is condition.

Is RA on the Joint Commission Do Not Use list?

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