Tested for Gentamicin in Blood
Normal range: 5.0 - 10.0 ug/mL
Day 1999: 6.0 
Day 2004: 1.0 
Day 2006: 3.5 

Tested for Gentamicin in Blood
Trend is decreasing
Abnormality: 
Low values on days 2004, 2006
