How is Charcot foot diagnosed?

How is Charcot foot diagnosed?

In its early stages, Charcot foot is difficult to diagnose. X-rays are often normal. If X-rays and laboratory tests are normal, Charcot foot is diagnosed by knowing the signs of the condition. Charcot foot is suspected in persons who have diabetes and peripheral neuropathy and the following signs: a red, hot, swollen foot (without a foot ulcer) and an increased skin temperature in the affected foot (compared with the other foot).