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- What additional biomarkers could be used to increase the specificity and sensitivity of DIC diagnosis. Give some examples and discuss their limitationsOn your own words, identify the different problems associated with routine blood smear preparationAre there any disadvantages for using Hematology Blood Analyzers? Briefly describe these possible disadvantages.
- Answer the below question about Blood smears. 1)What is this test? 2)How is it carried out/what are the key aspects of the technique needed for accuracy? 3)What can it tell us? 4)What are the sources of error that could impact your data and interpretation?Answer the questions briefly and concisely. Describe the limitations of FANA Describe the other Assays for ANA testing What are the advantages of FANA over the other assays? Describe the limitations of the RF Agglutination test What are the sources of errors in RF agglutination?Explain the mechanism of the ESR test. B. What is the clinical significance of the ESR test. C. State two precautions to be observed during the ESR test.
- a. Silver reduction test: What is the substance responsible for the color production? b. Jaffe’s test: To what is the color due to? c. Ammoniacal zinc chloride test: What compound is responsible for the color? What are the pigments normally present in urine? d. Sulfates: From what substance are sulfates derived? In what conditions is sulfate elimination increased? e. Detection of Chlorides: What is the normal amount of chlorides eliminated in 24 hours? In what forms are they eliminated? In what conditions is the elimination diminished and eliminated increased? What is a threshold substance? Is chloride a substance substance? f. Detection of Phosphates: What is a triple phosphate? When it is formed? What are the sources of the phosphates found in urine?introduction Background information about the TLC technique ,should include: a- The phases. b- The principle of the technique. 2- Basic structure of amino acids. 3- Definition of the Retention Factor (Rf). aim :What are the principles, advantages, and disadvantages of the following procedures of indirect platelet method? I. Olef's Method II. Dameshek Method / Wet Method III. Modified Dameshek Method
- 1. Why is a 1:20 dilution of patient serum, rather than undiluted patient serum, used for the qualitative test? 2. What level of Rheumatoid Factor in serum is clinically significant? 3. Describe how the Rheumatoid Factor concentration is computed.Discuss the principle and step by step procedure of Dry Blood Spots collection.?Please explain: A laboratory scientist working the night shift receives a sample for send-out testing. The test is ordered infrequently, so the laboratory scientist consults the reference laboratory manual for instructions on how to process the sample. The processing instructions say to send two samples, a serum sample and a 1:100 dilution of serum, both refrigerated. 1. The sample received by the laboratory is in a gold-topped tube with a serum separator. Is this sample adequate to process for the send-out test? Select the best letter choice and give a brief explanation. A. Yes. The tube is adequate for a test requiring serum. B. No. This tube is not adequate for a test requiring serum. 2. The laboratory scientist confirms that the sample is adequate for processing. What is his next step? Choose the best letter answer and give a brief explanation. A. Putting the sample in the refrigerator B. Centrifuging the sample C. Starting to make the required dilution for the test D. Mixing the…