Sonographic and Clinical Features of Upper Extremity Deep Venous Thrombosis in Critical Care Patients

Table 2

Characteristics of the 36 cases with upper extremity deep venous thrombosis (UEDVT).

Characteristics	Number (percent)
Location of UEVT
Internal jugular vein	25
Subclavian vein	27
Innominate vein	9
Axillary vein	11
Brachial	6
Number of venous segments involved
Single segment	14
Two segments	12
Three segments	10
Four segments	4
Five segments	2
Clinical characteristics
Spontaneous thrombosis	3 (8.3%)
Catheter-associated thrombosis	33 (91.7%)*
Triple-lumen catheter	14 (38.8%)
Hemodialysis (double-lumen catheter)	19 (52.7%)
Malignancy	14 (38.8%)
Hypercoagulable state	8 (22.2%)
Total parenteral nutrition	9 (25%)
Body mass index ≥35 kg/m^2	8 (22.2%)
Asymptomatic thrombosis	16 (44.4%)
Symptomatic thrombosis	20 (55.6%)
Subsequent pulmonary embolism	2 (5.5%)
ICU deaths	1 (2.7%)
Therapeutic anticoagulation	36 (100%)
General sonographic characteristics
Acute thrombosis	28 (77.8%)**
Chronic thrombosis	8 (12.2%)

^∗Catheter-associated versus spontaneous thrombosis and
**acute versus chronic thrombosis (both 𝑃<0.01; Fisher’s test).