on the 30th of may i fell down 5 stairrs at home,i am 51 and otherwise very fit,i work offshore as a chef,i have been off work since my accident,at the time i went to hospital,they said maybe a cracked rib,tested mu urine for blood,no sign,gave me various painkillers,it is now 6 weeks,still sore,round kidney area and cant stride out when walking ,help