A patient with systemic lupus erythematosus (SLE) recently developed anemia and jaundice, with reticulocytes at 0.08, active bone marrow proliferation, and erythroblasts at 0.50. Which test should be prioritized to determine the cause of anemia?
A patient with systemic lupus erythematosus (SLE) recently developed anemia and jaundice, with reticulocytes at 0.08, active bone marrow proliferation, and erythroblasts at 0.50. Which test should be prioritized to determine the cause of anemia?