Pathology Pancytopenia with a cellular marrow is seen in all, except: A PNH B Megaloblastic anemia C Myelodysplastic syndrome D Congenital dyserythropoietic anemia 💡 Explanation Pancytopenia with a cellular marrow is seen in all, except: ✓ Correct Answer: D. Congenital dyserythropoietic anemia