It is not a Cancer.You got operated for Gall stones
and Common bile duct(CBD) stones.If at all any thing would have gone wrong with the second surgery like Stricture of CBD,you might have presented with Jaundice(Obstructive jaundice
).If your Liver function tests are normal,nothing to worry.
It is not related to Ovaries.
Because of Two surgeries,adhesions might have been formed inside the abdominal cavity which may be causing pain.Until the pain is not associated with Distension of abdomen,Vomiting
,you need not bother.
As all your reports are normal,just relax