Hematology Notes Polycythemia December 7, 2018 Scholar Idea Prof. Mahmoud Rushdi (Assiut University-Egypt) Definition Polycythemia is the increase of RBCs count above the normal upper limit specific for each animal species. There are two types of polycythemia, which…
Hematology Notes Mean Corpuscular Values December 7, 2018 Scholar Idea Three values are calculated mathematically and used mainly to measure the average size of the RBC, average hemoglobin weight and percent of hemoglobin per individual erythrocyte. The mean corpuscular values…
Hematology Notes Hemoglobin concentration December 7, 2018 Scholar Idea Hemoglobin (Hb) is the red pigment that contained in the RBCs, its major function is to bind oxygen and transport it to the tissues and to bind CO2 and carry…
Hematology Notes White blood cells (WBCs) count December 7, 2018 Scholar Idea White blood cells (WBCs) count There are six types of white blood cells circulates in the blood circulation, which are Neutrophils, lymphocytes, eosinophils, basophils, monocytes and band cells. White blood…
Hematology Notes Anticoagulants December 7, 2018 Scholar Idea Anticoagulants are chemical substances that can prevent blood coagulation. they are considered as chemical preservative for whole blood sample, as it preserve the blood in a state similar to that…
Hematology Notes Basics of hematological analysis (Complete blood count) December 7, 2018 Scholar Idea Prof. Mahmoud Rushdi (Assiut University-Egypt) Hematological analysis is concerned with the analysis of the cellular component of blood including tests that used for evaluation of erythrocytes, leucocytes and platelets. Blood…
Hematology Notes Components of blood December 7, 2018 Scholar Idea Blood is composed of two parts: fluid part and cellular part. The fluid part is called the plasma, in which the cells, nutrients and blood gases circulate. The cellular part…
Hematology Notes Erythrocytes Sedimentation Rate December 7, 2018 Scholar Idea Definition: It is defined as the rate of sedimentation of erythrocytes in a column of anti-coagulated blood at a certain time. Methods: – Wintrobe method. – Westergreen method. Anticoagulant The…
Hematology Notes Morphological examination of erythrocytes December 7, 2018 Scholar Idea All parameters of the erythrocyte picture can be determined using a blood cell counter, except assessing the morphological appearance of the RBCs, which must be evaluated using blood smear. This…
Hematology Notes Packed Cell Volume (PCV) October 22, 2021 Scholar Idea DefinitionPacked cells volume (PCV) or Hematocrit, is defined as the percent of blood occupied by RBCs, or simply you can define PCV as the percent of RBCS in whole blood.…
Hematology Notes Physiological Factors affecting the RBCs count April 22, 2018 Scholar Idea The circulating red blood cells (RBCs) are produced by the bone marrow, stored in the spleen and circulate in the blood vessels. Life span of the erythrocytes The lifespan of…