In this article we will discuss about:- 1. Mechanism of ESR 2. Determination of ESR 3. Factors 4. Significance. Mechanism of ESR (Erythrocyte Sedimentation Rate): ESR can be observed to take place in three stages: 1. A preliminary in which taken, at least few minutes to form roleaux (aggregation of cell occur). 2. Then the period in which sinking of [...]
The following points highlight the top two methods for clotting time. The methods are: 1. Capillary Tube Method 2. Lee and White Method. 1. Capillary Tube Method: Procedure: i. Clean the tip of a finger with spirit. ii. Puncture it upto 3 mm deep with a disposable needle. iii. Start the stopwatch. iv. Fill two capillary tube with free flowing [...]
The first and foremost investigation in any suspected case of anaemia is to carry out the hemoglobin estimation. Several methods are available but most reliable and accurate is the cyanmethaemoglobin (HiCN) method employing Drabkin's solution and a spectrophotomÂeter. If the hemoglobin value is below the lower limit of the normal range for particular age and sex, the patient is said [...]