Urea is a waste product formed in liver following the breakdown of proteins. It passes into the blood, is filtered out of the kidneys and excreted in urine. Thus determination of blood urea is the […]
The O-toluidine method is an older method of blood glucose estimation. This method is no longer used today because O-toluidine is believed to be a carcinogen and is replaced by enzymatic methods. This method is […]
Most plasma proteins are too large to pass through the glomeruli of the kidney. The small amount of protein which does filter through is normally reabsorbed back into the blood by the kidney tubules. Only […]
Most plasma proteins are too large to pass through the glomeruli of the kidney. The small amount of protein which does filter through is normally reabsorbed back into the blood by the kidney tubules. Only […]
The Arneth count is the determination of the percentage distribution of different types of neutrophils on the basis of their nuclear lobes. It is not commonly used in modern medicine. Joseph Arneth classified neutrophils into […]
The term ketone bodies refers to three intermediate products of fat metabolism, namely acetone (2%), acetoacetic acid (20%) and beta-hydroxybutyrate (78%). Under normal conditions, metabolized fats are completely broken down to water and carbon dioxide, […]
Scrub typhus is an acute, febrile, infectious disease that is caused by bacteria called Orientia tsutsugamushi. It is a zoonotic disease (an animal disease that can spread to humans) primarily affecting rodents, rabbits and marsupials. […]
The coronavirus disease 2019 (COVID-19), is an illness caused by the most recently discovered coronavirus called severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2). It is an enveloped, positive sense, single-stranded ribonucleic acid (RNA) virus with […]
Wright’s stain is a type of Romanowsky stain, which is commonly used in hematology laboratory for the routine staining of peripheral blood smears. It is also used for staining bone marrow aspirates, urine samples and […]
Anemia is a condition of decrease in number of circulating red blood cells (and hence hemoglobin) below a normal range for age and sex of the individual, resulting in decreased oxygen supply to tissues. Megaloblastic […]
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