Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 756: 1.0 
Day 1175: 0.9 
Day 1266: 1.0 

Tested for Thyroxine (T4), Free in Blood
Trend is fluctuating
Abnormality: 
Low values on days 1175
