Jinsi ya kukokotoa Anion Gap
Anion Gap ni nini?
Anion gap measures unmeasured anions in blood, helping identify metabolic acidosis causes. It's calculated from electrolyte values.
Mwongozo wa Hatua kwa Hatua
- 1Calculate: AG = [Na⁺] - ([Cl⁻] + [HCO3⁻])
- 2Normal is 8-16 mEq/L (or 6-12 using newer methods)
- 3High AG suggests organic acid accumulation (lactate, ketones)
Mifano Iliyotatuliwa
Ingizo
Na 138, Cl 104, HCO3 14
Matokeo
AG = 20 (elevated, high AG metabolic acidosis)
Suggests lactate or ketosis
Makosa ya Kawaida ya Kuepuka
- ✕Interpreting AG without pH/HCO3 context
- ✕Using outdated normal ranges that don't account for albumin
Maswali yanayoulizwa mara kwa mara
When is anion gap useful?
Differentiating causes of metabolic acidosis: high AG (lactic acid, DKA) vs normal AG (diarrheal losses).
What limits anion gap interpretation?
It's only useful when acidosis is present; anion gap is normal in metabolic alkalosis despite serious pathology.
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