Stool and Rectal Swab Collection Guidelines

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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?

Transport upright with cushion Signup and view all the answers

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

30 minutes Signup and view all the answers

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

0.5 – 2 ml Signup and view all the answers

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

Moisten swab with sterile 0.1% peptone water Signup and view all the answers

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

No macroscopic assessment is possible Signup and view all the answers

What is the suitable method for collecting suspect food samples?

Collect aseptically with sterile tools and containers Signup and view all the answers

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

1 ml 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?

Wear a well-fitting mask and eye protection Signup and view all the answers

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

1 ml Signup and view all the answers

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

Using a wide-mouth sterile container Signup and view all the answers

What is the correct procedure for collecting nasopharyngeal aspirate?

Instill 1-1.5 ml of VTM into the nostrils Signup and view all the answers

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

To maximize the volume of sputum collected Signup and view all the answers

What is the recommended type of container for collecting sputum?

Sterile tube Signup and view all the answers

Why should postnasal discharge be avoided during sputum collection?

It can dilute the sputum sample Signup and view all the answers

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

To facilitate easy transfer to other containers Signup and view all the answers