Describe the peripheral blood findings.
The presenting symptoms of an older infirm woman include shortness of breath, cough, and fever. Manual differential counts WBC: 19.3 RBC: 3.90 Hgb; 11.5 Hct; 35.1 MCV: 90.0 MCH: 29.5 MCHC: 32.8 RDW: 12.9 PLT: 580.3 Band neutrophils: 25 Polymorphonuclear neutrophils: 50 Lymphocytes: 10 Monocytes: 5 Eosinophils: 2 Basophils: Metamyelocytes: 5 Myelocytes: 3 Describe the peripheral blood findings. What additional tests should be performed? Based on all the data provided, what condition is most likely?