Lab

LH medical abbreviation

LH means "luteinizing hormone".

Each meaning matched at least two public references (2 in all for LH), checked October 23, 2026. The table lists them.

Run it in Rivvi

Ask what LH 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 LH means

MeaningLatin originWhere usedChecked against
luteinizing hormoneNoneLab orders, Charting

Example

Sample lab order: "LH."

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

Related abbreviations

  • FSHfollicle-stimulating hormone
  • HCGhuman chorionic gonadotropin
  • LMPlast menstrual period
  • PCOSpolycystic ovary syndrome
  • TSHthyroid-stimulating hormone
  • A1Chemoglobin A1c

Elsewhere on Rivvi

Questions

What does LH mean in medical terms?

LH means "luteinizing hormone".

Where is LH used?

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

Is LH on the Joint Commission Do Not Use list?

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

Source: NCI Thesaurus, including CDISC SDTM terminology (NCI EVS); NLM SPECIALIST Lexicon abbreviations file (LRABR). 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.