Tested for Thyroxine (T4), Free in Blood
Normal range: 0.93 - 1.7 ng/dL
Day 3213: 0.9 
Day 3346: 0.8 
Day 3367: 0.8 

Tested for Thyroxine (T4), Free in Blood
Trend is decreasing
Abnormality: 
Low values on days 3213, 3346, 3367
