# ABG Lab — Blood Gas Analyzer

> Blood Gas Analyzer (iPhone/iPad app by 长贵 周.)

- Source: https://appshunter.io/ios/app/abg-lab/id6784536108 (this page in markdown: same URL + `.md`)
- Developer: [长贵 周](https://appshunter.io/developer/6779968395)
- Category: Medical, Utilities
- Price: $0.99
- Age rating: 4+
- Requires: iOS 17.0 · 2 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Brazilian Portuguese, Chinese (Simplified, China), Latin American Spanish, Chinese (Traditional, Taiwan)
- Released: 2026-07-02
- Data updated: 2026-08-20
- User reviews in markdown: https://appshunter.io/ios/app/abg-lab/id6784536108/reviews.md

## What is ABG Lab?

ABG Lab is a professional blood gas analysis app for clinicians, students, and ICU teams.

FOUR MODULES:
• ABG Interpreter — Enter pH, PaCO₂, HCO₃ for instant acid-base classification, compensation assessment (Winters', acute/chronic), and mixed disorder detection.
• Anion Gap — Calculate AG with albumin correction and delta ratio for mixed disorder identification.
• Lactate — Grade lactate levels (normal / hyperlactatemia / lactic acidosis) with shock classification using SBP.
• Oxygenation — P/F ratio (Berlin ARDS criteria) and A-a gradient with age-adjusted normal range.

KEY FEATURES:
• Evidence-based formulas (Marino's ICU Book, Berlin 2012, Levy 2014)
• Color-coded severity indicators
• Unit switching: mmol/L ↔ mg/dL for lactate
• 9 UI languages
• Fully offline

DISCLAIMER: For educational and reference use only. Not a substitute for clinical judgment.


## Version history (last 1 release)

### 1.0 — 2026-07-03

No release notes.

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All apps by 长贵 周: https://appshunter.io/developer/6779968395

## Related topics

[anion](https://appshunter.io/ios/topics/anion)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-20.*