A liver function test (LFT test) is an important test for measuring a particular biomarker in the blood. It helps in the Here’s the video of Liver function test normal range chart (LFT test), Alt, Ast, Alp, albumin, total protein. There are two groups of tests used to assess the liver disease. Routine Liver Function … Read more
H2S test is an important test in microbiology for the identification of various enterobacteria and Brucella species. H2S test principle H2S (hydrogen sulfide) produced by many bacteria due to reaction with sulphur containing amino-acid. This H2S (hydrogen sulfide) detected by a change in colour by the reaction of H2S and ferrous chloride leading to black … Read more
The Nagler reaction test is used to identify the gram-positive bacilli clostridium perfringens. Clostridium perfringens have six serotypes from A to F, but only three A, C, and F types cause disease. Clostridium perfringen causes gas gangrene and food poisioning. Nagler reaction test principle Clostridium per fringe bacteria produces lecithinase, which creates opalescence in the … Read more
An optochin sensitivity test is used for the alpha-hemolytic streptococcus pneumoniae biochemical test. With the help of this test, we diagnose streptococcus pneumonia another alpha-hemolytic streptococcus. Optochin sensitivity test principle Optochin is a chemical (ethylhydrocupreine hydrochloride). It is an antibiotic. It interferes with ATP synthesizing enzyme called ATPase in bacteria. It causes the change in … Read more
Thrombin is an important enzyme in the coagulation pathway. The thrombin time principle is simply that, this enzyme changes the fibrinogen into fibrin in the coagulation pathway. Time spend during clot formation after the addition of Thrombin is called Thrombin time. Thrombin time test Requirement: procedure for the thrombin time What is the Reference Range … Read more
Leishman stain is a commonly used stain in the hematology lab. It is used to identify the white blood cells, malaria parasite, cutaneous leishmania, and Trypanosoma species. Leishman stain preparation Requirements Following are the requirements of Leishman stain preparation. Leishman stain procedure
A platelet count blood test is important for the calculation of platelet in the blood. Like other blood tests Hb, CBC, LFT (liver function test), RFT (Renal function test), and platelet can be counted by two methods. Note: Both methods are used but the manual or visual method is more reliable than an electronic particle … Read more
Mostly white blood cells (WBC) or TLC are calculated by an automated hematology analyzer but WBC can be calculated by the formula for WBC count in the Neubauer chamber (TLC test). WBC / TLC count Principle Anticoagulated blood mixed with diluting fluid in a WBC pipette. After mixing the charge in the Neubauer chamber. Count … Read more
Anemia is defined as a low hemoglobin level. There are three types of anemia. Microcytic hypochromic anemia is one of the most occurring types. Signs, symptoms, and lab diagnosis of microcytic hypochromic anemia is different from other kinds of anemia. Clinical Laboratory finding in microcytic hypochromic anemia Following are the lab finding in microcytic hypochromic … Read more
Anemia is defined as low hemoglobin (HB) concentration or decreased amount of red blood cell mass in the blood. There are three different types of anemia on the basis the of Morphological classification of the anemia chart. Hemoglobin level depends on many factors like gender, age, nutrition, and health. The female has lower Hemoglobin as … Read more