Tested for PTT in Blood
Normal range: 22.0 - 35.0 sec
Day 813: 20.6 
Day 815: 22.1 
Day 817: 21.1 
Day 819: 19.3 
Day 820: 23.9 
Day 880: 23.5 

Tested for PTT in Blood
Trend is increasing
Abnormality: 
Low values on days 813, 817, 819
