Test Code FTI Free Thyroxine Index (FTI), Serum. Includes free thyroxine index (FTI) calculation; t4 (thyroxine), total only; and t3 uptake. Note: FTI is calculated by multiplying the T4 result by the T uptake result. The FTI calculation is an indirect assessment of thyroxine, free.
What You Need to Know. Medical records clerks are responsible for ensuring the order, maintenance and accessibility of the health records that doctors, patients, pharmacies and other medical providers need.
Employers may require an associateâs degree or certification in medical coding and billing to work in medical records. According to PayScale, the average salary for a medical records clerk is between $20,861 and $27,852 as of December 2010.mployers may require an associateâs degree or certification in medical coding and billing to work in medical records. According to PayScale, the average salary for a medical records clerk is between $20,861 and $27,852 as of December 2010.