Tested for Gamma Glutamyltransferase in Blood
Normal range: 5.0 - 36.0 IU/L
Day 420: 131.0 
Day 603: 39.0 
Day 693: 32.0 

Tested for Gamma Glutamyltransferase in Blood
Trend is decreasing
Abnormality: 
High values on days 420, 603
