[Verified Answer]: A nurse practitioner reviewed the blood…

A nurse practitioner reviewed the blood work of a male client suspected of having microcytic anemia. The nurse suspected occult bleeding. Which laboratory result would indicate an initial stage of iron deficiency? Serum ferritin: 15 ng/mL Serum ferritin: 15 ng/mL Hemoglobin: 16 g/dL Hemoglobin: 16 g/dL Serum iron: 100 g/dL Serum iron: 100 g/dL Total iron-binding capacity: 300 g/dL Total iron-binding capacity: 300 g/dL