Study note

Clinical examination in chronic lower limb ischaemia

THE CONTEXT
Chronic lower limb ischaemia produces characteristic arterial, positional, venous and trophic findings.

Arterial and positional findings

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Pulses are diminished or absent, and skin temperature is reduced.
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Bruits indicate turbulent flow but bear no relationship to the severity of the underlying disease.
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Buerger’s sign consists of pallor on elevation and rubor on dependency.

Venous and trophic findings

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Superficial veins fill sluggishly and empty, or gutter, on minimal elevation.
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Muscle wasting and loss of hair may occur.
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The skin and nails become dry, thin and brittle.
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