Tested for Anion Gap in Blood
Normal range: 10.0 - 18.0 mEq/L
Day 218: 20.0 
Day 218: 14.0 
Day 219: 14.0 
Day 220: 13.0 
Day 221: 12.0 
Day 222: 13.0 
Day 267: 12.0 
Day 499: 9.0 

Tested for Anion Gap in Blood
Trend is decreasing
Abnormality: 
Low values on days 499High values on days 218
