The patient is a 30 year-old woman who has a chronic history of anemia dating back as far as she can remember. Her baseline Hb is around 10-11 g/dL. She was told she has thalassemia trait, though she does not recall a specific work-up for her anemia. She has never seen a hematologist before. She has never taken iron, and has not received a transfusion. Her spleen is intact and she denies a history of gallstones. She recently presented to her PCP with fatigue, and her Hb was found to be lower than baseline (9.4 g/dL), prompting the referral to you. She denies any bleeding other than her regular periods, which are somewhat heavy. She denies headache, shortness of breath, pica or restless legs. She has never been hospitalized. There is no family history of thalassemia or other types of anemia. She is a non-smoker and drinks socially. She is a graduate student in engineering. She is taking oral contraceptive pill. She does not have allergies to medications.