Tested for PTT in Blood
Normal range: 22.0 - 35.0 sec
Day 1: 22.1 
Day 636: 25.8 
Day 639: 24.1 
Day 646: 25.0 
Day 647: 25.5 
Day 1463: 24.3 

Tested for PTT in Blood
Trend is increasing
Abnormality: 
Low values on days 639, 1463
