Vasculitis and treatment

My sister was diagnosed with rheumatoid arthritis and now vasculitis on her right foot/ankle/leg she started off with a wound between her toes, it looked like a blister then It popped. Doctors didn't tell us anything for weeks and didn't treat it and know her great toe and second toe are black. The doctors want to amputate her leg below her knee. Why? Because she also has a wound behind her ankle ...click here to continue

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