Medical Science · Medicine
Which of the following laboratory investigations is considered the best and most sensitive initial test to detect early iron deficiency in a patient?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Hemoglobin concentration
- 2Serum iron
- 3Serum ferritin✓
- 4Ferrous sulphate levels
Correct answer
Serum ferritin
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