i have been having severe pain on the left side of my tummy for the last 3 month just after my period as finished the rest of the month is fine i dont get much pain i have had cysts befor about 6 years ago they was taken out .but this pain leaves me not to be able to move for about 4 days, it is only on the left side but it goes from top to bottom of the side of my tummy could it be ovarys or tubes i really do need advise