Benzene (hematotoxicity, leukemia), toluene, and related solvents; CNS, hepatic, and hematologic effects and their monitoring.
A plant operator is exposed to high concentrations of benzene during a pipe rupture. Per the emergency protocols, the employee provides a urine sample at the end of the shift. The results show a urinary phenol level of 80 mg/L (corrected to 1.024 specific gravity). What is the mandatory medical follow-up for this employee?