Journal of Biochemistry International

Back Ground: Kidney disease is ranked_3^rd amongst life threatening disease in the world ,after cancer and heart disease, about 200000 persons goes to end stage renal failure yearly in the world while the million people are affected annually with non fatal kidney disease, kidney is the main source of many important functions one.

Patients and Methods: Data  taken from the (150) patients admitted to the renal unit &medical department unit of Baqubah h teaching Hospital during the period between 5^th September 2012 to end of February 2013 were recorded and analyzed, Comparison with data of others studies in European and American hospitals were also performed.

Objective: This study was carried out to observe the hematological changes like RBC count, Hb concentration, Hematocrit, platelet count and in patients suffering from chronic renal failure.

Results: In this study show there is normal hemoglobin in normal people with no renal impairment", and mild anemia in patients with CRF without dialysis, "Patients chronic renal failure with dialysis show severe anemia.

The WBC count slightly more in uremia patients with renal dialysis than in CRF without dialysis and then in normal people, while platelet count decrease inpatient with CRF with dialysis comparing with CRF without dialysis and normal people.

Conclusions: Anemia is common in chronic renal failure with dialysis more than chronic renal failure without dialysis and anemia in chronic renal failure more than in normal people. Most patients with chronic renal failure with dialysis have Leukocytosis or  leukopaenia more than chronic renal failure without dialysis and more than normal kidneys thrombocytopenia is more common in chronic renal failure than other no chronic renal failure, there no different of hematological changes in gender (sex).