In a home with older toilets, an average flush uses about 3.6 gallons (13.6 liters), and the daily use is 18.8 gallons (71.2 liters) per person per day. In a home with ultra-low-flow (ULF) toilets, with an average flush volume of 1.6 gallons (6 liters), the daily use is 9.1 gallons (34.4 liters) per person per day.
Quick Answer. Elevated monocyte levels, or monocytosis, may be due to chronic inflammatory disease, stress response, leukemia, parasitic or viral infection or tuberculosis, as MedlinePlus indicates. A complete blood count gives insight into the number of each kind of blood cell present in the body, according to WebMD.
Iatrogenic causes of pancytopenia include chemotherapy for malignancies if the drug or drugs used cause bone marrow suppression. Rarely, drugs (antibiotics, blood pressure medication, heart medication) can cause pancytopenia. The antibiotics Linezolid and Chloramphenicol can cause pancytopenia in some individuals. Rarely, pancytopenia may have other causes, such as mononucleosis, or other viral diseases.