Elliptocytes
Elliptocytes are also called pencil cells, cigar cells, and ovalocytes. They are elongated and rod-shaped, often with a central area of biconcavity and pallor, with hemoglobin ...
Hypochromia
Hypochromia, used when central pallor exceeds one third of the cells diameter. Found in iron deficiency, thalassaemia, and any of the conditions leading to microcytosis.
Plasma Cell
plasma cell has a dark purple ovoid nucleus and eccentrically placed with a wheel -spoke pattern, no nucleolus .cytoplasm is abundant and deep blue with a clear area next to the nucleus ...
Polychromatophilic RBC
– Slightly larger than normal mature RBCs
– Lacks a nucleus
– Cytoplasm is grayish-orange in color
– It’s called a Reticulocyte when the precipitated RNA ...
Teardrop Cell (dacrocytes)
Microscopic Features:
About the same size as a normal RBC
RBC is Teardrop or pear-shaped
Increased in:
Myelofibrosis
Bone marrow infiltration by hematologic or non-hematologic malignancy
Artifact ...
Hereditary Spherocytosis
Congenital spherocytic anemia is a disorder of the surface layer (membrane) of red blood cells. It leads to red blood cells that are shaped like spheres, and premature breakdown ...
Sickling Test
Principle :
One drop of blood is mixed with one drop of sodium metabisulfate reagent on a slide .
if the erythrocytes contain hemoglobin S , they will become sickled –shaped .
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