Tested for PTT in Blood
Normal range: 25.0 - 36.5 sec
Day 1: 35.7 
Day 4: 33.4 
Day 4: 33.4 
Day 34: 31.8 
Day 639: 34.0 
Day 640: 38.7 
Day 640: 38.9 

Tested for PTT in Blood
Trend is increasing
Abnormality: 
High values on days 640
