Automated Haematology Analyzer – What is it?

red blood cells - hematology analyzer (1)

An automated haematology analyzer can be useful in any number of different medical laboratories, but what exactly does it do? An automated haematology analyzer, or blood cell analyser, is a machine that can help doctors and other healthcare professionals make… Continue Reading


D-dimer blood test – what is it and what are the benefits?

The d-dimer blood test, or D-dimer test, measures the presence of an enzyme in your blood called D-dimer. This enzyme indicates whether you have any blood-clotting problems that may require further treatment or monitoring. If you’re at risk of having… Continue Reading


Reticulocyte stain procedure – New Methylene Blue

reticulocyte stain procedure

Introduction Reticulocytes are immature red blood cells (RBCs) that retain their residual RNA and they do not have a cell nucleus. So, correct identification of reticulocytes is very important. This article will help to improve your knowledge about the reticulocyte… Continue Reading


White blood cells identification quiz

White blood cells identification quiz

Correct identification of white blood cells is very important but most students cannot identify these cells easily. So that is why I create this white blood cells identification quiz. Leishman stain is used to stain white blood cells. You know,… Continue Reading


Giemsa stain – Principle, procedure, results, advantages & disadvantages

giemsa stain

Principle of Giemsa stain Giemsa stain is a compound dye. That means it contains both acid and basic dyes in combination. Giemsa stain is a differential stain. That means it helps to differentiate both acidic and basic components of cells.… Continue Reading


The procedure of preparing Leishman stain(stock solution) – procedure, storage, labeling

leishman stain procedure

Equipment and chemicals required Leishman stain powder Absolute methanol Spatula Graduated cylinder Glass or plastic funnel Screw – capped, dark or amber glass bottle(250ml) Analytical balance/weighing scale Mortar and pestle Shaker Procedure Weigh 0.15g of Leishman stain power on an… Continue Reading


Prothrombin time test: Principle, Procedure and Results

prothrombin time test

The prothrombin time test is a screening test for the extrinsic pathway, I.e. Factor VII. It will also detect factor V,X, prothrombin, and fibrinogen factor deficiencies. It is mainly used to monitor patients receiving ‘warfarin’ anticoagulation. Prothrombin time test: Principle… Continue Reading


Erythrocyte sedimentation rate: Principle, procedure

medi lab zone ESR

Principle Blood collected into an anticoagulant is placed in a long graduated tube held in a vertical position. The erythrocyte settles to the bottom, leaving a layer of plasma above. The height of the column of plasma after 1 hour… Continue Reading


Immature White blood cells identification

immature white blood cells identification

You know, Immature white blood cell identification is a very difficult task in the Hematology section in the laboratory. The maturation process is called granulopoiesis. The maturation sequence in granulopoiesis is myeloblast, promyelocyte, myelocyte, metamyelocyte, and band cell. This process… Continue Reading