Pediatrics Which of the following hemoglobin (Hb) estimation will be diagnostically helpful in a case of beta thalassemia trait? A Hb-F B HbA C HbA2 D Hb-H 💡 Explanation Which of the following hemoglobin (Hb) estimation will be diagnostically helpful in a case of beta thalassemia trait? ✓ Correct Answer: C. HbA2