Lab
RH medical abbreviation
RH means "Rhesus factor".
Each meaning matched at least two public references (2 in all for RH), checked October 23, 2026. The table lists them.
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What RH means
| Meaning | Latin origin | Where used | Checked against |
|---|---|---|---|
| Rhesus factor | None | Lab orders, Charting |
Example
Sample lab row: "Rh."
A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.
Related abbreviations
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Questions
What does RH mean in medical terms?
RH means "Rhesus factor".
Where is RH used?
RH shows up in lab orders and charting. Its category here is lab.
Is RH on the Joint Commission Do Not Use list?
No. RH is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.