Leg ulcers are common and mostly due to venous hypertension. 40% of the venous ulcers are due to varicose veins. Surgical correction of varicose veins mostly leads to the healing of ulcers.
When the doctor clinically examines a leg ulcer he has 3 conditions in mind –
The diagnosis is made bed side by examining the patient and seeing the turgid the veins are. The hand held Doppler tells us about the reflux of blood while the patient is standing. And finally a colour Doppler study reveals the size of the veins and the reflux in the veins.
Venous hypertension affects over 2% of the population and is due to chronic venous insufficiency involving the deep and the superficial venous systems. In the deep system it could be due to post thrombotic syndrome and in the superficial system due to venous insufficiency.
The causes of chronic venous insufficiency (CVI) are:
Signs of venous hypertension – in order of occurrence
Final diagnosis is based on Colour Doppler study which will show us:
Treatment of venous ulceration
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