A 40 year old female with SLE complains of increasing fatigue over the past several months. On exam she is found to have a Hb of 9.3g/dl. A blood smear is obtained and shows normochromic normocytic erythrocytes.
An iron panel is obtained with the following values:
What is likely cause for her anemia?
a. Anemia of chronic disease
b. B12 deficiency
c. Folate deficiency
d. Iron deficiency
e. Lead poisoning