deep venous thrombosis
Conditions
Interventions
This study is scheduled to be performed during 24 months in 493 patients. Sonographers who have at least one and half years of experience with ultrasound of the lower extremity venous system particip
Sponsors
Department of Clinical Laboratory Medicine, Saiseikai Utsunomiya Hospital
Eligibility
Sex/Gender
All
Inclusion criteria
Inclusion criteria: Patients referred to the ultrasound laboratory for the assessment of deep venous thrombosis and who meet one of the followings: 1) swelling of either or both of the lower extremities 2) splinting or casting for the lower extremity 3) preoperative assessment due to treatment of malignant tumors 4) postoperative assessment of the lower extremity 5) suspected or confirmed pulmonary embolism
Exclusion criteria
Exclusion criteria: 1) past medical history of deep venous thrombosis 2) the prior confirmation with other imaging modalities 3) the duplicated examination during the study period
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| To assess the diagnostic performance of two point method using a pocket-sized ultrasound device with high-end ultrasound devices as a reference standard for the assessment of proximal deep venous thrombosis of the lower extremity. | — |
Secondary
| Measure | Time frame |
|---|---|
| 1) The concordance of the results between a pocket-sized device and high-end ultrasound devices. 2) The influence of body mass index and the swelling of the lower extremity on the diagnostic accuracy. | — |
Countries
Japan
Contacts
Public ContactHideki Tarakawa
Saiseikai Utsunomiya Hospital Department of Clinical Laboratory
Outcome results
None listed