High neutrophils and lymphocytes can be seen as a result of hemoconcentration, as well as proliferative diseases of the blood system, inflammation, and viral infections.
Hemoconcentration is the relative elevation of neutrophils and lymphocytes caused by insufficient blood volume, which is often seen in patients with diarrhea, vomiting, and those who have not eaten for a long time, and does not require special treatment, and rehydration fluids can be used.
As for myeloproliferative diseases, including primary myelofibrosis, true erythrocytosis, primary thrombocythemia, etc., which can lead to the increase of whole blood cells, this disease needs to be diagnosed by bone marrow aspiration, biopsy and genetic examination in hematology department.