Patient's heel blood is drawn 72 hours after birth
The test must be performed 72 hours after birth and after eight feedings, and heel prick test the baby must not be older than 21 days. After the blood film is made, it should be placed on a shelf to dry and stored in the refrigerator. It will be sent to a new screening laboratory every week.
The blood film passes through the blood film collection chamber and into the laboratory.
The staff must enter the blood slides into the computer to indicate that the lab has received them. Each blood panel is numbered, first, and then queued.
The blood spots on the clots are manually punched to 3 mm in size to form a tray about 10 cm long and about 8 cm wide, one to one. Finally, there was a large machine at work.
A plate containing 960 infant blood spots will be placed in it at noon. The results of the 960 infants screened for congenital hypothyroidism can be entered through a computer.
Each baby's blood spot will be checked by adding reagents, scanning, and converting the light signal into a telecommunication number, and if there are any differences in the results, the process will be repeated. The results are then put into a computer for darling's family to see.
The screening for phenylketonuria is similar. The perforated blood slides are kept in cold storage for five years for retesting.
The significance of screening is the early diagnosis of neonatal diseases, timely treatment, avoidance or reduction of disability, and improvement of the quality of life of children.
Phenylketonuria and decreased thyroid function, "These are very prevalent and therapeutic diseases, and the earlier they are detected, the better the treatment for the child."