A few small red patches on the legs might initially look like ordinary irritation.
But when skin changes are followed by swelling, increasing pain, discoloration, or a sore that doesn’t heal, there can be several possible explanations.
Leg ulcers and other persistent wounds can have different underlying causes, so appearance alone isn’t enough to determine what’s happening. Medical evaluation is often needed to identify the cause and choose appropriate treatment.
It Started With Small Red Patches
Consider a fictional patient who initially noticed several irritated areas on the lower legs.
At first, the changes didn’t seem particularly alarming. Over the following days, however, some areas became more swollen and painful.
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