Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 469: 0.51 
Day 505: 0.8 
Day 992: 1.3 

Tested for Thyroxine (T4), Free in Blood
Trend is increasing
Abnormality: 
Low values on days 469, 505
