Scotch test – Pinworm screening

How to prepare

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• Carry out the test in the morning, as soon as you wake up, before washing

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• Do not wash the perianal area or use a bidet

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• Do not apply any creams or ointments to the area

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• Repeat the test for 3 consecutive mornings to increase its reliability

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How to collect the sample

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• Prepare the materials the evening before (transparent adhesive tape and microscope slide provided by the laboratory)

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• Upon waking, BEFORE going to the toilet or washing

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• Gently apply the adhesive tape to the perianal area, pressing lightly for a few seconds

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• Peel off the tape and stick it onto the slide with the adhesive side facing the slide

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• For young children, have an adult carry out the sample collection whilst the child is lying on their front

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• Store the slides at room temperature

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• Submit all samples together to the laboratory

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Useful information

The test is painless and non-invasive. Collecting samples on three consecutive days significantly increases the likelihood of detecting the parasite. If symptoms persist despite negative results, consult your doctor to discuss further investigations.