F2 and hypertensive disorder: 3 of the 5 patients had hypertension (3/5), and 1 case had slightly abnormal coagulation (1/5; prothrombin time was 9.1 seconds, while normal value is 9.6 to 13.0 seconds; activated partial prothrombin time was 16.2 seconds, while normal value is 21 to 34 seconds; thrombin time was normal).