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  2. Red blood cell distribution width - Wikipedia

    en.wikipedia.org/wiki/Red_blood_cell...

    Folate and vitamin B 12 deficiency anemia usually presents with high RDW and high MCV. Mixed-deficiency (iron + B 12 or folate) anemia usually presents with high RDW and variable MCV. Recent hemorrhages typically present with high RDW and normal MCV. A false high RDW reading can occur if EDTA anticoagulated blood is used instead of citrated blood.

  3. Anisocytosis - Wikipedia

    en.wikipedia.org/wiki/Anisocytosis

    Anisocytosis is a medical term meaning that a patient's red blood cells are of unequal size. This is commonly found in anemia and other blood conditions. False diagnostic flagging may be triggered on a complete blood count by an elevated WBC count, agglutinated RBCs, RBC fragments, giant platelets or platelet clumps due to anisocytosis.

  4. Polycythemia - Wikipedia

    en.wikipedia.org/wiki/Polycythemia

    Different diseases or conditions can cause polycythemia in adults. These processes are discussed in more detail in their respective sections below. Relative polycythemia , also known as pseudopolycythemia , [ 11 ] is not a true increase in the number of red blood cells or hemoglobin in the blood, but rather an elevated laboratory finding caused ...

  5. Rouleaux - Wikipedia

    en.wikipedia.org/wiki/Rouleaux

    Conditions that cause rouleaux formation include infections, multiple myeloma, Waldenström's macroglobulinemia, inflammatory and connective tissue disorders, and cancers. It also occurs in diabetes mellitus and is one of the causative factors for microvascular occlusion in diabetic retinopathy .

  6. Microcytic anemia - Wikipedia

    en.wikipedia.org/wiki/Microcytic_anemia

    Microcytic anaemia; Microcytosis is the presence of red cells that are smaller than normal. Normal adult red cell has a diameter of 7.2 µm. Microcytes are common seen in with hypochromia in iron-deficiency anaemia, thalassaemia trait, congenital sideroblastic anaemia and sometimes in anaemia of chronic diseases.

  7. Sideroblastic anemia - Wikipedia

    en.wikipedia.org/wiki/Sideroblastic_anemia

    Causes include excessive alcohol use (the most common cause of sideroblastic anemia), pyridoxine deficiency (vitamin B 6 is the cofactor in the first step of heme synthesis [8]), lead poisoning [9] and copper deficiency. [10] Excess zinc [11] can indirectly

  8. Hemolytic anemia - Wikipedia

    en.wikipedia.org/wiki/Hemolytic_anemia

    Immune-mediated causes could include transient factors as in Mycoplasma pneumoniae infection (cold agglutinin disease) [14] or permanent factors as in autoimmune diseases like autoimmune hemolytic anemia [15] (itself more common in diseases such as systemic lupus erythematosus, rheumatoid arthritis, Hodgkin's lymphoma, and chronic lymphocytic ...

  9. Anemia of chronic disease - Wikipedia

    en.wikipedia.org/wiki/Anemia_of_chronic_disease

    Anemia of chronic disease (ACD) [1] [2] or anemia of chronic inflammation [3] is a form of anemia seen in chronic infection, chronic immune activation, and malignancy.These conditions all produce elevation of interleukin-6, which stimulates hepcidin production and release from the liver.