Psychiatric-Mental Health Nurse Practitioner Exam

At what age should lead blood tests be done in children in high-risk areas?

1. 6 months

2. 12 months

3. 9-12 months

4. 18 months

The correct answer is: 9-12 months

Lead blood tests should be conducted in children at the age of 9 to 12 months, particularly in high-risk areas, because this timeframe aligns with the crucial developmental stages when children are more likely to be exposed to lead. The early years are critical for neurodevelopment, and lead exposure can have detrimental effects on cognitive function and overall health. Testing at 9 to 12 months helps to identify potential lead poisoning early, allowing for intervention before significant health issues arise. Furthermore, children often engage in behaviors such as crawling and exploring their environment during this age, increasing their exposure risk to lead from paint, dust, or other sources commonly associated with older buildings. In high-risk areas, such as those with older housing or known lead contamination, adhering to guidelines for testing at this age is essential to ensure the safety and health of the child. Regular screening programs are vital, especially in communities where lead exposure is prevalent, facilitating timely management and preventive measures for affected children.