Tested for Urea Nitrogen in Blood
Normal range: 6.0 - 20.0 mg/dL
Day 12: 18.0 
Day 257: 22.0 
Day 363: 17.0 
Day 712: 16.0 

Tested for Urea Nitrogen in Blood
Trend is decreasing
Abnormality: 
High values on days 257
