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Collection of feces for parasite determination


Collection of feces for the detection of parasites in them.

Objective:

– To obtain a stool sample of sufficient quantity and quality to allow identification of parasites or eggs.

Equipment:

– Wedge. – Feces pan.

Material:

– Non-sterile gloves. – Identification label. – 1 Stool collection tube with medium. – 1 sterile container. – Necessary material to perform hygiene. – Cellophane adhesive tape. – Slides. – Nursing records.

Procedure:

– Perform hand washing. – Prepare the material and move it to the patient’s room.

– Preserve the patient’s privacy. – Inform the patient of the procedure. – Request the collaboration of the patient and family. – Tell the patient that for three days he/she must follow a diet free of hard vegetables, legumes, fruits, fatty substances, laxatives, etc. He/she will not be able to take medication containing charcoal, bismuth or magnesium salts or the opaque products used in radiological examinations (barium slurry). – Put on disposable gloves. – If the patient is autonomous, instruct him/her to collect a sample of the superficial and internal area of the fecal mass for three alternate days, to be collected first thing in the morning before the patient washes. – If tapeworms or pinworms are suspected: apply a piece of adhesive tape over the patient’s anus, applying gentle pressure. Remove after a few seconds. Place the adhesive tape on a glass slide.

If the patient is bedridden:

1. Place the patient on the wedge. 2. Ask the patient to micturate before collecting the specimen. 3. Clean and disinfect the wedge. 4. Replace the wedge on the patient. 5. Collect with the spoon cap of the tube with medium up to the arrow indicated on the tube, stool from the wedge, select the areas containing mucus, exudates and blood. Necessary quantity of 1g. 6. Perform genital hygiene. – Leave the patient in a comfortable position. – Remove the material. – Identify bottle and send to the laboratory with the request. – Remove gloves. – Wash hands. – Record in the nursing documentation: procedure, date and time, incidences and patient’s response.

Observations:

– Do not mix stool with urine. – Samples are sent to the laboratory or kept in the refrigerator until all three stool samples are collected. – Check that the containers with the samples are perfectly closed.

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