Other factors such as being overweight or obese, suffering from dehydration or any disease that restricts mobility (especially as you age) puts you at an increased risk of DVT. Ultrasound ...

When a blood clot forms in a vein deep inside your body, it causes what doctors call deep vein thrombosis (DVT).

[2] Assessment for DVT must be done by objective methods ... on warfarin prophylaxis (average 9 days) to duplex ultrasound compression or a sham procedure. The examination was positive in 3.7 ...