Final answer:
The nurse would confirm with a repeat lab test within 1 week, educate the parents about decreasing lead exposure, and refer to health department.
Step-by-step explanation:
The nurse would expect to take the following action as ordered: confirm with a repeat lab test within 1 week, educate the parents about decreasing lead exposure, and refer to health department.
According to the lab results indicating blood lead levels of 45 to 69 mcg/dL, medical treatment for lead poisoning is recommended and chelation therapy should be initiated. However, immediate hospitalization is not necessary.
Furthermore, educating the parents about decreasing lead exposure is important to prevent further lead poisoning in the toddler.