What Causes Acute Lower Back Pain When Suffering From Polio In Legs?

Hi, I am Indy from Indonesia. I am women 39 years old with polio in my left leg from waist downwards. I got polio since I was an infant. I have frequent acute lower back pain especially on the right. I didn’t take any medicine. Since last month, I frequently do lying on germanium matras having about 51 celcius temperature, and find my back better. Last week, the doctor advised me to get post polio surgery – a corrective surgery. He will cut my leg, above the knee, and rotate the leg about 90 degre. The doctor call my condition: indocentre Do you have any recomendation, sugestion, motivation or anything to support my decision ...? Do you thing it is possible to recover better considering my age and my paralize ? Tell me anything, any posibilities, any choices thanks - Indy