pediatrics
Adhesive bandages are not used on children younger than what age due to the danger of choking?
2 years
If a patient has an IV drip in one arm, what is the preferred site for venipuncture?
The opposite arm
What does the term jaundice mean?
Yellow color
What bones is close to the surface and at risk of being damaged during a heel puncture?
Calcaneus
What has higher levels in capillary blood than in venous blood?
Glucose
How are neonatal screening samples usually collected?
By dermal puncture absorbed onto filter paper
Only specially-trained individuals are permitted to collect from which of the following?
Vascular access devices
What effect does hemolysis of the specimen have on bilirubin tests?
It decreases the bilirubin level.
What is the maximum acceptable depth for a dermal puncture on an adult?
3 mm
What has higher levels in venous blood than in capillary blood?
Potassium
How is identification of a newborn established before collecting a specimen?
By checking the infant’s ID band
Puncture of a bone during dermal puncture can result in what potentially serious and sometimes fatal bone infection?
Osteomyelitis
Which antiseptic may affect the results of tests for bilirubin, uric acid, potassium, and phosphorus from a dermal puncture and should therefore not be used on a dermal puncture?
Povidone-iodine
What is the most commonly used anesthetic cream for venipuncture in pediatric patients?
EMLA
What is an acceptable step during collection of blood by dermal puncture?
Wipe away the first drop of blood with a dry, clean gauze pad.
How long should a heel warmer be applied to an infant’s heel?
3 to 5 minutes
Removal of greater than what percentage of a child’s blood volume can cause cardiac arrest?
10%
What organ processes bilirubin to keep its level from becoming too high in the blood?
Liver
What is the maximum acceptable depth for a heel puncture?
2 mm
What is the most common type of vascular access device?
Central venous line
How long should the heel of a neonate be warmed prior to a heel stick?
3 to 5 minutes
United States law requires states to test for a minimum of two inherited conditions. What are the two conditions?
Hypothyroidism and PKU
What special precaution must be taken with neonatal bilirubin samples?
The specimen should be protected from light.
What is the maximum amount of a child’s blood volume that may be removed over a 1 month period?
10%
What is the preferred collection site for laboratory testing of a patient at high risk for venous thrombosis?
Dermal puncture