Naphtyl AS-D Chloroacetate esterase
Principle The aim of this stain is to demonstrate the presence of granulocytes. Granulocyte lysozomes contain a rather specific hydrolase that …
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Hansel eosinophils stain
Reagents Hansel stain ( this reagent is obtained from a scientific vendor) Procedure Prepare a smear or a cytospin of the sediment. Nature or …
Toluidine blue staining procedure
Reagent 150 mg of Toluidine blue dissolve in PBS buffer. Hank's solution (Difco) PBS buffer: phosphate buffered saline solution (Sigma) Techn…
Sediment conservation Staining methods
Specimen conservation Several solutions are possible for the conservation of interesting specimens. The simplest consists in adding an equal…
urine Specimen preparation
Specimen preparation with a standardized method is highly recommended for microscopical analysis . Specimen of choice Acceptable delay between …
A few cases of urinary sediments
Urinary sediments refer to various particles that can be found in urine, such as crystals, red and white blood cells, bacteria, and epithelial cell…
Microorganisms and other elements in urine
Microorganisms Bacteria The urinary infection is the most frequently observed anomaly in urinary microscopy. The presence of many w…