Which of the following anemias is characterized by a defect in the synthesis of heme, resulting in the accumulation of intermediate precursors?

A Iron-deficiency anemia
B Vitamin B12 deficiency anemia
C Porphyrria cutanea tarda ✓
D Lead poisoning anemia

Explanation

Porphyrria cutanea tarda is a disorder characterized by a defect in the synthesis of heme, resulting in the accumulation of intermediate precursors such as porphyrins.

Source

New England Journal of Medicine
Hematology Hematology: Anemia Hematology: Anemia Medium MEDICAL Confidence: high