Diferencia entre revisiones de «Anion Gap (Low)»

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#REDIRECT[[Anion Gap]]
#REDIRECT[[Anion Gap]]
==Background==
*< 7 meq/L
==DDX==
*Lab error
*Decreased "unmeasured" anions
**hypoalbuminemia
*Increased "unmeasured" cations
**[[Hyperkalemia]]
**[[Hypercalcemia]]
**[[Hypermagnesemia]]
**[[Lithium Toxicity]]
*Increased cationic paraprotein
**Multiple myeloma
**Polyclonal IgG gammopathy
*Pseudo
**Severe [[Hypernatremia]] (>170 meq/L)
***True conc of Na is underestimated
**Marked hyperlipidemia
***Leads to overestimation of plasma Cl conc)
**Bromide intoxication (e.g. for myasthenia gravis and some herbal medications)
***Machine mistakenly reads Br as Cl
*AG falls by 2.5 meq/L for every 1 g/dL reduction in albumin concentration
==See Also==
[[Anion Gap (High)]]
==Source==
Kaji Questions
[[Category:FEN]]
[[Category:Tox]]

Revisión del 19:36 25 sep 2014

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