Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 656: 1.0 
Day 2235: 1.4 
Day 2317: 1.2 
Day 2767: 1.1 
Day 3720: 0.9 
Day 4168: 1.2 

Tested for Thyroxine (T4), Free in Blood
Trend is decreasing
Abnormality: 
Low values on days 3720
