in the affected limb include swelling, pain or tenderness, warmth, and redness or discoloration. These signs should be checked as soon as possible CDC.
What should I watch for if my foot has a sore?
Watch whether the sore is slow to heal, getting larger, becoming more painful, draining, surrounded by warmth or spreading color change, or paired with numbness. NHLBI and the American Heart Association both list slow-healing foot or toe wounds among signs that can occur with reduced leg blood flow NHLBI.
Does numbness in one leg mean it is an emergency?
Not always, but sudden numbness, numbness
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