Condition

ALS medical abbreviation

ALS means "amyotrophic lateral sclerosis".

Each meaning matched at least two public references (3 in all for ALS), checked October 23, 2026. The table lists them.

Run it in Rivvi

Ask what ALS means in your note

Paste a sig line, a note, or a claim and Rivvi spells out each abbreviation and flags the ones on the Do Not Use list.

Ask Rivvi

Free to start. No card. Opens Rivvi, the AI workspace for healthcare teams.

What ALS means

Example

Sample problem list entry: "ALS."

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

Related abbreviations

  • MSmorphine sulfate; multiple sclerosis; mitral stenosis
  • MGmilligram; myasthenia gravis; magnesium
  • EMGelectromyogram
  • CNScentral nervous system
  • PTphysical therapy; prothrombin time
  • ADHDattention deficit hyperactivity disorder

Elsewhere on Rivvi

Questions

What does ALS mean in medical terms?

ALS means "amyotrophic lateral sclerosis".

Where is ALS used?

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

Is ALS on the Joint Commission Do Not Use list?

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

Source: MedlinePlus Appendix B: Some Common Abbreviations (NLM); NCI Thesaurus, including CDISC SDTM terminology (NCI EVS); Army Regulation 40-66, Appendix B: Authorized Medical Records Abbreviations. Data as of October 23, 2026. Last updated October 23, 2026. How we source data. Spotted an error? Send a correction.

Back to all medical abbreviations

Try it on your own data today.

Free to start. Most teams are using it the same day.