4 weeks back i had severe abdominal pain and back pain my GP said it is due to food infection, he gave my tablets for amoebic intestine infection. within 2 weeks my abdominal pain went off but i was having low grade fever tiredness and pain at the middle of back on right side. Now the pain has spread to other side of spine also. The pain is like burning feel which comes and goes. can you please help me i am depressed thinking it is cancer.