Tested for PTT in Blood
Normal range: 22.0 - 35.0 sec
Day 1: 22.2 
Day 335: 23.0 
Day 335: 22.7 
Day 379: 19.0 
Day 806: 21.2 
Day 3629: 28.6 
Day 3969: 24.3 

Tested for PTT in Blood
Trend is increasing
Abnormality: 
Low values on days 379, 806, 3969
