Medicine Pancytopenia with hypercellular marrow may be seen due to all of the following except: A Myelodysplasia B Paroxysmal Nocturnal Hemoglobinuria C Dyskeratosis congenita D Sarcoidosis 💡 Explanation Pancytopenia with hypercellular marrow may be seen due to all of the following except: ✓ Correct Answer: C. Dyskeratosis congenita