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Morphology of RCB in health and disease. Hematology CLS 531 Prepared by: Hajar AlQadeeb. Objectives. Discuss the procedure for proper red blood cell examination with respect to: objective(s) used area examined Discuss various aspects of red cell morphology related to cell size
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Morphology of RCB in health and disease Hematology CLS 531 Prepared by: HajarAlQadeeb
Objectives • Discuss the procedure for proper red blood cell examination with respect to: • objective(s) used • area examined • Discuss various aspects of red cell morphology related to cell size • Discuss various aspects of red cell morphology related to cell color. • Discuss various aspects of red cell morphology related to cell shape.
Normal RBC • Size: Normocyte • Colour: Normochromic
Variation in size • Anisocytosis
Variation in shape • Poikilocytosis
Variation in size • Macrocyte • Megaloplastic anemia, liver disease
Variation in size • Microcyte Iron deficiency anemia , Thalasimia,and Sidroblastic anemia
Variation in shape Elleptocytosis: Elleptocyte= Rod-like
1)Sickled cell Variation in shape variation in colour 2)Target cell 1 2 Sickle cell anemia
Variation in shape • Burr cells (Echinocytes) Found in Uremia and Pyruvate kinase deficiency.
Variation in shape • Poikilocyte = Pear or tear shaped
Variation in size:MicrocyteVariation in colour: A)Target cellB)Hypochrmatic Iron deficiency anemia
Variation in content • Nucleated RBC= late normoblast
Variation in content • Basophilic stippling or RBC stippling
Variation in content • Reticulocyte = immature RBC
Variation in content • Heinz body • Found in G6PD deficiency anemia.
Variation in content • Pappenhiemer bodies
Variation in content • Howel Jolly bodies