Table 2.

Survey results: Indication for and details of treatment with therapeutic anticoagulation, n (%)

Item	Total (n = 93)
Do you prescribe therapeutic AC in case of detected thrombosis in one (or more) of the splanchnic veins?
Always	23 (25)
Usually	48 (52)
Sometimes	21 (23)
Never	1 (1)
Do you prescribe therapeutic AC in case of detected luminal narrowing of one (or more) of the splanchnic veins?
Always	3 (3)
Usually	9 (10)
Sometimes	29 (31)
Never	52 (56)
Main reason(s) to start therapeutic AC (multiple answers were possible)
To achieve vessel recanalization	52 (56)
To avoid complications	81 (87)
To prevent formation of altered venous anatomy	31 (33)
To prevent recurrence of SVT	27 (29)
To prevent another venous thromboembolism	30 (32)
Other reason1	1 (1)
Do you screen for an underlying prothrombotic disorder?
Always	2 (2)
Usually	12 (13)
Sometimes	25 (27)
Only in patients with a history of one (or more) thrombotic events	40 (43)
Never	14 (15)
Which initial type of therapeutic AC do you prefer?
(Low molecular weight) heparin subcutaneous	81 (87)
Unfractionated heparin intravenous	4 (4)
Direct oral anticoagulation	3 (3)
Vitamin K antagonist	4 (4)
Platelet aggregation inhibitor	1 (1)
Urokinase/recombinant tissue plasminogen activator	0
Which follow-up type of therapeutic AC do you prefer?
(Low molecular weight) heparin subcutaneous	9 (10)
Unfractionated heparin intravenous	0
Direct oral anticoagulation	53 (57)
Vitamin K antagonist	29 (31)
Platelet aggregation inhibitor	2 (2)
Urokinase/recombinant tissue plasminogen activator	0
Do you generally follow-up SVT after index admission?
Yes, clinically only	5 (5)
Yes, with imaging	79 (85)
No	9 (10)
After how long do you usually stop the therapeutic AC?
In case of achieved radiological recanalization	13 (14)
3 mo	35 (38)
6 mo	42 (45)
12 mo	3 (3)
Never	0

¹In free text: expansion of thrombosis.

AC: Anticoagulation; SVT: Splanchnic vein thrombosis.