Tested for Urea Nitrogen in Blood
Normal range: 6.0 - 20.0 mg/dL
Day 1: 23.0 
Day 237: 20.0 
Day 255: 19.0 
Day 339: 10.0 
Day 379: 21.0 
Day 541: 22.0 
Day 678: 17.0 

Tested for Urea Nitrogen in Blood
Trend is decreasing
Abnormality: 
High values on days 1, 379, 541
