Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 911: 0.93 
Day 1963: 1.2 
Day 1984: 1.1 
Day 1989: 1.0 
Day 2225: 1.1 
Day 2295: 1.1 
Day 3241: 0.9 
Day 3283: 0.9 
Day 3547: 1.2 

Tested for Thyroxine (T4), Free in Blood
Trend is fluctuating
Abnormality: 
Low values on days 3241, 3283
