Lab
EOS medical abbreviation
EOS means "eosinophil".
Each meaning matched at least two public references (3 in all for EOS), checked October 23, 2026. The table lists them.
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What EOS means
| Meaning | Latin origin | Where used | Checked against |
|---|---|---|---|
| eosinophil | None | Lab orders, Charting |
Also written: eos.
Example
Sample lab panel row: "eos."
A made-up line that shows the abbreviation in place. It is not about any patient and is not an instruction.
Related abbreviations
Elsewhere on Rivvi
Questions
What does EOS mean in medical terms?
EOS means "eosinophil".
Where is EOS used?
EOS shows up in lab orders and charting. Its category here is lab.
Is EOS on the Joint Commission Do Not Use list?
No. EOS is not on the Joint Commission Do Not Use list or the ISMP error-prone list as checked on October 23, 2026.