Digital ischemia

What it means

Restriction of arterial blood supply to a digit (finger or toe) associated with insufficient oxygenation to support the metabolic requirements of the digit. Clinical manifestations may include pain, pallor, lack of pulse, coldness, paresthesia, and paralysis.

Rare diseases that can present with this1

The range is how often this sign appears among people diagnosed with each disease — it is not a probability of having any of them. Many of these signs also occur in common, non-rare conditions. A sign on this page is a conversation to have with a clinician, not a conclusion.

Part of the broader category