Medical Science · Medicine
Why is EDTA considered unsuitable as an anticoagulant for serum calcium estimation?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It precipitates proteins that mask the calcium signal
- 2It artificially increases the total calcium concentration
- 3It chelates and binds the calcium, making it unavailable for assay✓
- 4It chemically degrades and destroys the calcium ions
Correct answer
It chelates and binds the calcium, making it unavailable for assay
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