Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 497: 1.0 
Day 600: 0.91 
Day 672: 1.1 
Day 855: 0.78 
Day 1026: 1.0 
Day 1419: 0.98 
Day 1601: 0.99 
Day 2161: 1.1 
Day 2416: 1.3 
Day 2632: 1.1 

Tested for Thyroxine (T4), Free in Blood
Trend is increasing
Abnormality: 
Low values on days 600, 855
