Which of the following types of anemia is characterized by the presence of ringed sideroblasts in the bone marrow, which are red blood cell precursors with accumulated iron?

A Sideroblastic anemia ✓
B Iron-deficiency anemia
C Vitamin deficiency anemia
D Anisocytosis

Explanation

Sideroblastic anemia is a type of anemia characterized by the presence of ringed sideroblasts in the bone marrow, which are red blood cell precursors with accumulated iron.

Source

Harrison's Principles of Internal Medicine
Hematology Hematology: Anemia Hematology: Anemia Hard MEDICAL Confidence: high