Which is useful in helping to distinguish mild asymptomatic iron deficiency from thalassemia trait?

Hb Barts is composed of:

What red cell morphology is associated with abetalipoproteinemia, liver disease, and McLeod blood group?

Areas of hematopathologic molecular testing include all except:

A college student seeks medical care for extreme fatigue and swollen lymph nodes in the neck. The WBC count is 11.3 × 109/L. The differential shows a relative and absolute lymphocytosis. Many of the lymphocytes are larger than normal, with a basophilic cytoplasm indented by the red blood cells (RBCs). The nuclei are less clumped than normal and some have nucleoli. The rest of the complete blood count (CBC) is normal. What is the most likely diagnosis?

Which is a feature of type II congenital dyserythropoietic anemia (CDA II)?

Neutropenia can be observed in all the following except?

Which is decreased in patients with hereditary hemochromatosis?

Hemoglobin E (Hb E) is primarily found in individuals of which ethnic origin?

Which can help distinguish the combination Hemoglobin S (Hb S) β0-thalassemia from sickle cell anemia?