Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 542: 0.74 
Day 710: 0.7 
Day 1256: 0.65 
Day 2039: 0.71 
Day 2821: 0.63 
Day 3374: 1.0 

Tested for Thyroxine (T4), Free in Blood
Trend is increasing
Abnormality: 
Low values on days 542, 710, 1256, 2039, 2821
