Which value is most useful to morphologically classify anemia?

A 55-year-old male consulted his physician because of weakness, lightheadedness, vertigo, and angina. The patient also complained of sores on his tongue. The physical examination revealed jaundice. The pulse rate was increased, and the spleen and liver were slightly enlarged. The tongue appeared smooth and bright red in color. Family history revealed no clues. Neurological exam revealed quickening of reflex responses. Patient history indicated a total gastrectomy five years earlier for stomach cancer and intermittent heart problems that had not required surgery. The physician ordered the following tests: TEST                    RESULTSWBC                    3.1 × 109/LRBC                      2.45 × 1012/LHGB                     10.5 gm/dLHCT                     29.0%MCV                    118 fl MCH                    42.8 pg MCHC                 36.2 gm/dLRDW                    15.7PLT                       83 × 109/L Differential: Segs     49%Bands   6%Lymphs 30%Mono   8%Eos        5%Basos    2% Peripheral blood: macro-ovalocytes What is (are) the most appropriate reflex test(s)?

This painful disorder is characterized by marked itching, peeling, red skin. Immunophenotypic studies of cells from the peripheral blood identify malignant T lymphocytes lacking CD5 and CD7.

The erythrocytic morphology in megaloblastosis is best characterized by:

The erythrocytic morphology in megaloblastosis is best characterized by:

All of the following mutations are commonly detected in cases of Esstential thrombocythemia and Primary myelofibrosis, except:

Hypersegmentation of neutrophilic nuclei is hallmark of which disorder?

Which of the following myeloproliferative disorders is characterized by an elevated white count and a markedly elevated platelet count?

Hemoglobin electrophoresis can be used to detect an abnormal hemoglobin. Findings can be confirmed and more accurately quantitated using which high resolution methodologies? 

A 19-year-old male visits his physician because of a persistent cough and progressive fatigue over the past month. Physical examination reveals prominent lymphadenopathy. Laboratory analysis reveals a WBC count of 20 × 109/L with 23% reactive lymphocytes. Patient serum is positive for heterophile antibody. Based on this information, from what is the patient most likely suffering?