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Symbol set

Blood Gas Symbols

Copy common ABG and VBG symbols for acid-base and respiratory notes.

A focused set of the blood gas abbreviations and trend snippets most often written together in study notes.

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Most used together

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pHPaO₂PaCO₂HCO₃⁻BESaO₂SpO₂CO₂ ↑

Individual symbols

Oxygen SymbolCarbon Dioxide SymbolBicarbonate Symbol

Most used together

Copy the whole set or pick individual fragments from this page.

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Individual symbols

Click a card to copy and add it to the tray.

Useful combinations

Grouped by how people write

Core blood gas values

The main acid-base, oxygen, and carbon dioxide values.

Gases and ions

Copy-ready gas and hydrogen notation.

Trends and comparisons

Compact markers for high, low, approximate, and threshold values.

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Copy-ready snippets

Useful combinations for notes, equations, and documents. Copy one as-is, then edit it in your document.

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Quick answers

Frequently asked questions

How do I copy these symbols?

Press any large symbol card or snippet. Quick Symbols copies it immediately and adds it to the copy tray, where you can combine several items.

Can I use these in Notion or Google Docs?

Yes. These are standard text characters, so you can paste them into Notion, Google Docs, email, notes, and most other text fields.

Do these work in Microsoft Word?

Yes. Paste them into Word like ordinary text. Their exact appearance can vary slightly with the selected font.

What is the difference between similar symbols?

The groups on this page explain the practical differences between the blood gas symbols shown here, including which forms fit common notes and equations.