Tested for Calculated Total CO2 in Blood
Normal range: 21.0 - 30.0 mEq/L
Day 113: 25.0 
Day 611: 19.0 
Day 728: 19.0 
Day 734: 20.0 
Day 735: 20.0 

Tested for Calculated Total CO2 in Blood
Trend is decreasing
Abnormality: 
Low values on days 611, 728, 734, 735
