Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 1: 1.0 
Day 1007: 0.86 
Day 1579: 1.0 

Tested for Thyroxine (T4), Free in Blood
Trend is fluctuating
Abnormality: 
Low values on days 1007
