Idiopathic livedo reticularis

Cutis marmorata; Livedo reticularis - idiopathic; Sneddon syndrome - idiopathic livedo reticularis; Livedo racemosa

Livedo reticularis (LR) is a skin symptom. It refers to a netlike pattern of reddish-blue skin discoloration. The legs are often affected. The condition is linked to swollen blood vessels. It may get worse when the temperature is cold.

Livedo reticularis - close-up

This is a close-up view of livedo reticularis. Livedo is a descriptive term used to describe the red, non-blanchable (doesn't turn white when pressed) network-pattern (reticulated) in the skin caused by plugging of the blood vessels. This condition has many causes.

Livedo reticularis on the legs

This is a close-up view of livedo reticularis on the legs. Livedo is a descriptive term used to describe the red, non-blanchable (it does not turn white when pressed) network-pattern (reticulated) in the skin caused by plugging of the blood vessels. This condition has many causes.

Cholesterol emboli Livedo Reticularis - feet

Cholesterol emboli block small vessels in dependent areas of the body, here on the foot. The resulting superficial tissue may infarct, and lower vessels may dilate to try and compensate. This creates a livedo, or lace-like pattern.

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Symptoms

Exams and Tests

Treatment

Outlook (Prognosis)

When to Contact a Medical Professional

Prevention