Stool and Rectal Swab Collection Guidelines
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Questions and Answers

What is the recommended time frame for transporting blood smears?

  • Within 72 hours
  • Within 48 hours
  • Within 24 hours (correct)
  • Within 12 hours

    • How much blood is typically collected from adults for culture?

  • 0.5 – 2 ml
  • 10 – 15 ml
  • 2 – 5 ml
  • 5 – 10 ml (correct)

    • What is the recommended temperature for transporting cerebrospinal fluid (CSF) for the relevant pathogens to survive?

  • -20oC
  • -5 Co
  • 4-8 Co (correct)
  • 25-37 Co

    • What is the recommended procedure to prevent hemolysis during the transport of blood for cultures?

    <p>Transport upright with cushion</p> Signup and view all the answers

    How long should venous blood be left to clot before centrifugation for serum collection?

    <p>30 minutes</p> Signup and view all the answers

    How much blood is typically collected from infants for blood cultures?

    <p>0.5 – 2 ml</p> Signup and view all the answers

    What is the recommended method for collecting samples from contact surfaces for food processing?

    <p>Moisten swab with sterile 0.1% peptone water</p> Signup and view all the answers

    What is the drawback of using a rectal swab for sample collection?

    <p>No macroscopic assessment is possible</p> Signup and view all the answers

    What is the suitable method for collecting suspect food samples?

    <p>Collect aseptically with sterile tools and containers</p> Signup and view all the answers

    What is the minimum volume of sputum that should be collected for testing?

    <p>1 ml</p> Signup and view all the answers

    Which precaution should be followed when handling patients known or suspected to have serious illnesses transmitted by airborne droplet nuclei?

    <p>Wear a well-fitting mask and eye protection</p> Signup and view all the answers

    What is the recommended minimum volume of sputum to be collected?

    <p>1 ml</p> Signup and view all the answers

    How should sputum be collected to avoid contamination with saliva or postnasal discharge?

    <p>Using a wide-mouth sterile container</p> Signup and view all the answers

    What is the correct procedure for collecting nasopharyngeal aspirate?

    <p>Instill 1-1.5 ml of VTM into the nostrils</p> Signup and view all the answers

    Why is it important to instruct the patient to take a deep breath and cough up sputum directly?

    <p>To maximize the volume of sputum collected</p> Signup and view all the answers

    What is the recommended type of container for collecting sputum?

    <p>Sterile tube</p> Signup and view all the answers

    Why should postnasal discharge be avoided during sputum collection?

    <p>It can dilute the sputum sample</p> Signup and view all the answers

    Why is it recommended to use a wide-mouth sterile container for sputum collection?

    <p>To facilitate easy transfer to other containers</p> Signup and view all the answers

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