California Code, Health and Safety Code - HSC § 105280

(a) “Appropriate case management” means health care referrals, environmental assessments, and educational activities, performed by the appropriate person, professional, or entity, necessary to reduce a child's exposure to lead and the consequences of the exposure, as determined by the United States Centers for Disease Control and Prevention, or as determined by the department pursuant to Section 105300.

(b) “Lead poisoning” means the disease present when the concentration of lead in whole venous, arterial, or cord blood reaches or exceeds levels constituting a health risk, as specified in the most recent United States Centers for Disease Control and Prevention guidelines for lead poisoning as determined by the department, or when the concentration of lead in whole venous, arterial, or cord blood reaches or exceeds levels constituting a health risk as determined by the department pursuant to Section 105300.

(c) “Department” means the State Department of Public Health.

(d) “Health assessment” has the same meaning as prescribed in Section 6800 of Title 17 of the California Code of Regulations.

(e) “Screen” means the medical procedure by which the concentration of lead in whole blood is measured.

(f) “Health care” means the identification, through evaluation and screening, if indicated, of lead poisoning, as well as any followup medical treatment necessary to reduce the elevated blood lead levels.

(g) “Environmental lead contamination” means the persistent presence of lead in the environment, in quantifiable amounts, that results in ongoing and chronic exposure to children.