Home » Orthopaedics » T4 TOTAL (THYROXINE) T4 TOTAL (THYROXINE) July 22, 2020 by Data Trace Editor - Adult 5-12 ug/dL; Male >60yrs 5-10 ug/dL; Female >60yr 5.5-10.5 ug/dL Child 6.4-15 ug/dL