Unknown Which of the following is the most likely associated laboratory abnormality in a patient suffering from arsenic poisoning? A Neutropenia B Macrocytic anemia C Normocytic anemia D Prolongation of the QT interval 💡 Explanation Which of the following is the most likely associated laboratory abnormality in a patient suffering from arsenic poisoning? ✓ Correct Answer: D. Prolongation of the QT interval