Generally speaking, if the child is less than 4 years old, blood sampling or oral swab is generally recommended; blood sampling only needs 4-5 drops of blood, 5-6 oral swabs. As for how to collect, you can take a look at the following introduction, so that you can make timely sampling measures at home.
Oral Swabstick
1) Buy medical disinfection gauze and medical alcohol in the pharmacy, prepare paper envelopes and mark samples;
2) After alcohol disinfection of the blood collection site and the blood collection needle, use the needle to take blood from the fingertip or earlobe, take five drops of blood and place them on the sterile gauze, each drop of blood about the size of a soybean;
3) Dry the gauze and blood in the shade (never blow it with your mouth or blow it dry), make sure it is dry, and then put it into a marked envelope bag.
4) Different samples should be put into different paper envelopes separately, and they should not touch each other. The envelopes should be clearly marked and should not be confused.
1) Buy medical cotton swabs at the pharmacy, prepare a paper envelope and mark the sample;
2) Use a cotton swab to wipe the inner wall of the child's mouth for 10-15 times; if the child is too young, you can directly soak it with saliva;
3) Dry the cotton swab in the shade naturally (never blow it with your mouth or blow dryer), make sure it is dry, and put it in the marked envelope bag.
4) Different samples should be put into different paper envelopes separately, and they should not touch each other. The envelopes should be clearly marked and should not be confused.
Tips:
In addition to blood stains and oral swabs, samples of hair, toothbrushes, and nails can be used by children over four years of age. When collecting oral swabs, pay attention to collecting it half an hour after the child has finished eating.
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