Problem: Iron Deficiency Anemia: This is the most likely diagnosis because the laboratory findings align perfectly with iron deficiency: low hemoglobin, low hematocrit, low MCV, low serum iron, low ferritin, and high TIBC. Additionally, the craving for ice (pica) is classically associated with iron deficiency. This condition is often linked to dietary insufficiency or chronic blood loss (e.g., gastrointestinal bleeding). Thalassemia Trait: Microcytic anemia can also occur in thalassemia. However, this usually presents with normal iron studies and a family history of anemia. Anemia of Chronic Disease: Generally presents with normal or low TIBC, which does not match this patient's lab results. It is due to cytokine-mediated changes in iron metabolism. If there is no chronic disease indicated, this is less likely. Sideroblastic Anemia: Causes include congenital forms and acquired forms due to toxins or drugs. This typically presents with microcytic anemia but often has different iron study patterns and a in-depth examination would be needed to confirm this. Need Assignment Help?