Platelet Function Analyzer (PFA-100)

Written by Monday, 06 June 2016 15:16
This is a newly introduced screening test for platelet function that assesses both platelet adhesion and aggregation. This method uses an instrument called as PFA-100 in which anticoagulated whole blood

Laboratory Tests in Bleeding Disorders

Written by Monday, 06 June 2016 14:27
Hemostais and Bleeding Disorders Hemostasis or haemostasis (from the Ancient Greek: αἱμόστασις haimóstasis "styptic (drug)") is a process which causes bleeding to stop, meaning to keep blood within a damaged…

Life Cycle of Malaria Parasite

Written by Wednesday, 25 May 2016 00:54
Life history of malaria parasite consists of two cycles of development: asexual cycle or schizogony that occurs in humans and sexual cycle or sporogony that occurs in mosquitoes. (1) Asexual…


Written by Friday, 13 May 2016 12:55
PREPARATION OF BLOOD SMEAR (WEDGE METHOD) (1) A small drop of blood (2-3 mm in diameter) is placed in the center line about 1 cm away from one end of…

Blood Smear

Written by Friday, 13 May 2016 02:04
Blood Smear A blood film or peripheral blood smear is a thin layer of blood smeared on a microscope slide and then stained in such a way to allow the…

Erythrocyte Sedimentation Rate

Written by Monday, 09 May 2016 22:12
The Erythrocyte Sedimentation Rate (ESR) measures the rate of settlement of erythrocytes in anticoagulated  blood. Anticoagulated blood is allowed to stand in a glass tube for an hour and the…
This method conceived and formulated by Stott and Lewis in 1995. This method is much similar in principle to the now outdated Tallqvist method. Positive technical changes have been made…
Difference Between Total Leukocyte Count and Differential Leukocyte Count! Variations of leukocyte count occur in many infectious, hematologic, inflammatory, and neoplastic diseases. Therefore, laboratory evaluation of almost all patients begins…

Red Blood Cells (RBC's)

Written by Friday, 29 April 2016 03:16
Size: 6.7 to 7.7 μ in diameter. Cytoplasm: Pink in color. The mature red blood cell is a nonnucleated, round, biconcave cell. Erythropoiesis: The main function of the red blood…

Platelets Count

Written by Friday, 29 April 2016 02:26
Platelets Platelets, also called "thrombocytes", are blood cells whose function (along with the coagulation factors) is to stop bleeding. Platelets have no nucleus: they are fragments of cytoplasm which are…
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CHOLERA is a specific infectious disease that affects the lower portion of the intestine and is char...


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